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chainreactors: 7 个URL BruceFeIix: 12 个URL Doonsec: 14 个URL 总共去重后: 19 个URL 360图龙锋发现Codex、Claude Code等高价值漏洞,入选工信部CAIVD最高级技术支撑单位、RegPwn:Github再现exp投毒?、VARA 2026 | 数智拓远 善治久安 第十六届网络安全漏洞分析与风险评估大会展品征集、奇安信获评NVDB多个安全漏洞专业库年度技术支撑单位、
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@@ -26626,5 +26626,9 @@
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"https://mp.weixin.qq.com/s/6J6nKF0Sya1WK4G0joSoCg": "TSE 2024 | LIVABLE:破解软件漏洞类型识别中的“长尾”难题",
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"https://mp.weixin.qq.com/s/VAqE3rnRNnz8s0a1Zth6ig": "若依专项漏洞扫描工具 -- Ruoyi-Scan",
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"https://mp.weixin.qq.com/s/VqMmpkrVZvO5EKth5z-cxw": "CNVD漏洞周报2026年第33期",
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"https://mp.weixin.qq.com/s/-_78BTpRTr2Glt1eDxGzLg": "【漏洞威胁】DeepSeek Harness(DSH)未授权远程代码执行漏洞"
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"https://mp.weixin.qq.com/s/-_78BTpRTr2Glt1eDxGzLg": "【漏洞威胁】DeepSeek Harness(DSH)未授权远程代码执行漏洞",
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"https://mp.weixin.qq.com/s/h-qy2_wC2EGNabtt__8NbQ": "360图龙锋发现Codex、Claude Code等高价值漏洞,入选工信部CAIVD最高级技术支撑单位",
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"https://mp.weixin.qq.com/s/LmNR-zDC4J6ZVgfpjpJT1g": "RegPwn:Github再现exp投毒?",
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"https://mp.weixin.qq.com/s/VOl8lkVxJI2VtsWqpbNusg": "VARA 2026 | 数智拓远 善治久安 第十六届网络安全漏洞分析与风险评估大会展品征集",
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"https://mp.weixin.qq.com/s/wgrmSt4KemP6XKWhCABFqg": "奇安信获评NVDB多个安全漏洞专业库年度技术支撑单位"
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}
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@@ -0,0 +1,36 @@
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# 360图龙锋发现Codex、Claude Code等高价值漏洞,入选工信部CAIVD最高级技术支撑单位
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360漏洞研究院
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360漏洞研究院 360漏洞研究院 2026-08-25 11:42
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****
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近日,工业和信息化部网络安全威胁和漏洞信息共享平台人工智能产品安全漏洞专业库(CAIVD)公布技术支撑单位遴选结果。**360凭借图龙锋在OpenAI Codex、Claude Code、Flowise、Hermes、MCP生态工具等主流商用及开源AI产品中发现并报送多项严重、高危级别漏洞,成功入选二星级技术支撑单位,位列本次遴选最高级。**
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CAIVD由中国信息通信研究院建设运营,是国内人工智能产品安全漏洞领域的权威专业平台,主要承担人工智能产品安全漏洞的收集、分析研判、通报预警和协同处置等工作,推动产业及时修复安全缺陷、规范AI产品安全迭代。**本次遴选共评出15家技术支撑单位,入选单位需持续开展AI漏洞研究、标准化漏洞报送、风险研判及产业协同处置等专项工作,对企业实战安全能力、技术体系成熟度、漏洞产出质量设置了严格准入门槛。**
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据悉,此次360图龙锋报送的漏洞类型覆盖任意命令执行、信任机制绕过、沙箱隔离失效、越权访问、服务端请求伪造、软件供应链攻击等核心高危风险,其中多个项目在GitHub拥有超高关注度,广泛应用于代码开发、智能体搭建、AI工作流编排等核心生产场景,漏洞风险覆盖面广、危害性极强。
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当前,编程智能体、自动化AI应用已深度应用于产业,具备读取本地文件、修改代码、存取核心数据、调用外部工具、执行系统命令等高阶权限。相较于传统软件漏洞,AI产品链路更复杂,一旦权限管控、信任机制、工具调用链出现缺陷,极易触发恶意代码执行、核心数据泄露、终端设备被控等安全事故,且风险会沿AI调用链路快速扩散、放大,危害程度远超传统安全漏洞。
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针对这一特点,“中国版Mythos”图龙锋采用“安全领域大模型+专业智能体蜂群”技术路线,将360积累的漏洞数据、攻防经验和安全工具融入漏洞分析流程。其中,安全领域大模型负责解析复杂代码与业务逻辑,多组专业智能体分工完成攻击面梳理、代码分析、漏洞研判、风险复现等工作,同时协同调用安全工具,将以往高度依赖少数专家经验的漏洞挖掘能力实现规模化落地。
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截至目前,360图龙锋累计发现各类安全漏洞超10000个,近400家企业接入并完成安全测试,服务覆盖政府监管、金融、互联网、网络安全、信创、通信、能源电力、汽车等重点领域。
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长按识别上方二维码
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预约360图龙锋试用名额
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@@ -0,0 +1,497 @@
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# RegPwn:Github再现exp投毒?
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蚁景网安 2026-08-25 08:30
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早上起来闲着没事,本想复现
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测试
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下
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RegPwn 提权漏洞写插件,在 github 搜索看到有两个几小时前刚更新过的项目:
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RegPwn、
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RegPwnBOF
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。
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```
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hxxps://github[.]com/tracyliving606/RegPwn
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hxxps://github[.]com/Snowyheronmusculusadductorlongus456/RegPwnBOF
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```
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第一眼看头像就感觉
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不太正常,两个账号下都只有这一个项目,
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而且
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注册时间均为2026年3月新建起开始活跃,正是
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RegPwn 漏洞
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曝出
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的月份。
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```
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curl https://api.github.com/users/tracyliving606 | findstr _at
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"created_at": "2026-03-07T23:08:29Z",
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"updated_at": "2026-03-07T23:08:31Z"
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curl https://api.github.com/users/Snowyheronmusculusadductorlongus456 | findstr _at
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"created_at": "2026-03-01T08:02:32Z",
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"updated_at": "2026-07-09T09:50:49Z"
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```
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|
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|
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|
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RegPwn、
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RegPwnBOF两个源码传的都挺早,最近才更新的
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Reg_Pwn
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恶意文件包和
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README.md
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,并会在README.md中引导受害者下载运行...!
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```
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Reg_Pwn_1.5.zip
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BOF_Reg_Pwn_v3.8.zip
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```
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|
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|
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|
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注意:
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近几年在Github上投毒的很多,我们做安全研究时还得注意检查下项目的安全性,现在有了AI也方便很多,直接丢给AI去分析就行。。。
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|
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以下内容是我用AI对"
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RegPwn
|
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"投毒项目进行的
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静态分析报告
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,另一个"
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RegPwnBOF
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"投毒项目也差不多的,大概率为同一人或组织,这里我就不再去重复分析了,感兴趣的师傅可以自己去看下...。
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# RegPwn 项目木马化供应链攻击分析报告
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> **分析日期**
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:2026-08-23****
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> **威胁等级**
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:高危(trojan.lazy/convagent + trojan.mldk/ravartar)****
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> **分析结论**
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:RegPwn 源码本身为正常提权漏洞 PoC,但项目副本被植入了多层木马载荷,通过隐藏在 NuGet 依赖包目录中的 ZIP 文件进行投递。
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## 目录
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1. 项目背景与概况
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1. 源代码分析:正常的漏洞利用工具
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1. 木马发现:隐藏在 NuGet 包中的恶意载荷
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1. 编译安全性分析:编译过程是否会中招
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1. 触发机制:什么情况下才会中招
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1. rest.txt 深度分析:VM 混淆与后门触发
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1. C2 基础设施与攻击链路
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1. 完整 IOC 列表
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1. 攻击者画像与威胁评估
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1. 防护建议与处置措施
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## 1. 项目背景与概况
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RegPwn 是一个针对 **CVE-2026-24291**
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(Windows 辅助功能基础设施本地提权漏洞)的 .NET 4.7.2 C# 漏洞利用工具。该漏洞由 Google Project Zero 安全研究员 James Forshaw 报告,MDSec 的 Filip Dragovic 公开了利用技术细节[^1]。
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### 项目文件结构
|
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```
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RegPwn/├── App.config├── Config.cs # 配置类(用户输入参数存储)├── Confuser.crproj # ConfuserEx 代码混淆配置├── packages.config # NuGet 包引用├── Program.cs # 主程序(漏洞利用逻辑)├── RegPwn.csproj # 项目文件├── RegPwn.sln # 解决方案文件├── WindowsApi.cs # Windows API P/Invoke 声明├── Properties/│ └── AssemblyInfo.cs└── packages/ ├── dnMerge.0.5.15/ # 程序集合并工具 │ └── ... └── NtApiDotNet.1.1.33/ # NT API .NET 库 ├── NtApiDotNet.1.1.33.nupkg ├── .signature.p7s ├── lib/ │ ├── net461/ │ │ ├── NtApiDotNet.dll # 未被篡改 │ │ └── NtApiDotNet.xml │ └── netstandard2.0/ │ ├── NtApiDotNet.dll # 未被篡改 │ ├── NtApiDotNet.xml │ └── Reg_Pwn_1.5.zip # ★ 恶意文件(不属于官方包) └── ...
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```
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### 漏洞原理
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CVE-2026-24291 的根源在于 Windows 对注册表符号链接的创建和解析缺乏严格的权限验证[^2]。攻击者在用户可写的 HKCU\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Accessibility\Session<id>\ATConfig\osk
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键上创建符号链接,当 SYSTEM 权限进程复制该键时,跟随链接将攻击者控制的值写入任意注册表位置,从而实现本地提权[^3]。
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## 2. 源代码分析:正常的漏洞利用工具
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### 2.1 Program.cs — 漏洞利用主逻辑
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程序接受四个命令行参数:--regKey
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、--regValueName
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、--regValueData
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、--regValueType
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,执行以下流程:
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1. **读取目标注册表值**
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:检查 HKLM 下目标键是否存在
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|
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1. **获取会话路径**
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:通过 GetTokenInformation
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获取当前会话 ID,构造 ATConfig 路径
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|
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1. **启动隐藏 OSK 进程**
|
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:通过 ShellExecuteEx
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以隐藏窗口模式启动 osk.exe
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|
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1. **写入注册表值**
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:在 HKCU\...\ATConfig\osk
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下写入攻击者控制的值
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|
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1. **设置 Oplock**
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:对 oskmenu.xml
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文件设置独占锁
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|
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1. **锁定工作站**
|
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:调用 LockWorkStation()
|
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触发辅助功能流程
|
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|
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1. **竞争窗口利用**
|
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:当 Oplock 被触发时,删除原注册表键并创建符号链接指向目标
|
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|
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1. **清理**
|
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:删除符号链接,验证提权是否成功
|
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|
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### 2.2 WindowsApi.cs — API 声明
|
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|
||||
声明了所需的 Windows API 函数,包括 NtDeleteKey
|
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、RegCreateKeyExW
|
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、RegSetValueExW
|
||||
、ShellExecuteEx
|
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、LockWorkStation
|
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等,以及相关常量(REG_OPTION_CREATE_LINK
|
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、REG_LINK
|
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等)。
|
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### 2.3 源码结论
|
||||
|
||||
**源代码本身是正常的安全研究工具**
|
||||
,不含任何恶意网络通信、文件下载、持久化或数据窃取行为。所有逻辑均围绕注册表符号链接竞争条件提权展开。
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## 3. 木马发现:隐藏在 NuGet 包中的恶意载荷
|
||||
### 3.1 异常文件发现
|
||||
|
||||
在 packages\NtApiDotNet.1.1.33\lib\netstandard2.0\
|
||||
目录下发现了一个名为 Reg_Pwn_1.5.zip
|
||||
的文件(580,808 字节,创建时间 2026/3/29)。
|
||||
### 3.2 官方包验证
|
||||
|
||||
通过检查 .nupkg
|
||||
原始归档内容,确认 **官方 NtApiDotNet 1.1.33 包中不包含此文件**
|
||||
。官方包的 lib/netstandard2.0/
|
||||
目录仅包含:
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">文件</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">大小</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">说明</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">NtApiDotNet.dll</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">2,832,896</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">程序集</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">NtApiDotNet.xml</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">2,580,492</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">XML 文档</span></section></td></tr></tbody></table>
|
||||
|
||||
Reg_Pwn_1.5.zip
|
||||
是在 NuGet 包恢复后被**人为注入**
|
||||
的。
|
||||
### 3.3 NtApiDotNet.dll 完整性验证
|
||||
|
||||
对 DLL 进行哈希比对,确认未被篡改:
|
||||
```
|
||||
官方 nupkg 内 DLL SHA256: 7600888EA1AD6C61D67F1BC221D17E6F5D1D6C88EE4531148241B55A2EC22C79本地解压 DLL SHA256: 7600888EA1AD6C61D67F1BC221D17E6F5D1D6C88EE4531148241B55A2EC22C79
|
||||
```
|
||||
|
||||
哈希完全一致,DLL 内部不存在加载 zip 的逻辑。
|
||||
### 3.4 ZIP 内容分析
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">文件</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">大小</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">说明</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">Launcher.cmd</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">26 字节</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">启动器</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">lua51.exe</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">872,448 字节</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">木马化 LuaJIT 解释器</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">rest.txt</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">299,679 字节</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: centeLine truncated
|
||||
#### Launcher.cmd 内容
|
||||
```
|
||||
start lua51.exe rest.txt
|
||||
```
|
||||
#### VirusTotal 验证结果
|
||||
|
||||
**lua51.exe**
|
||||
(SHA256: 3EE51B5F9579B775E87EDB23C238650A512C2FE46EFC06694CD906A771727F97
|
||||
):
|
||||
- **48/69**
|
||||
个安全厂商标记为恶意
|
||||
|
||||
- 威胁标签:**trojan.lazy/convagent**
|
||||
|
||||
- 威胁类别:trojan + PUA
|
||||
|
||||
- 编译器:Microsoft Visual C/C++ 19.36.35724 (Visual Studio 2022)
|
||||
|
||||
- 实际为 **LuaJIT 2.1.0-beta3**
|
||||
编译的 PE64 可执行文件
|
||||
|
||||
**rest.txt**
|
||||
(SHA256: 58448CB79F50CF71408E7EABFE7E0718E77A09910FD59963F83840B67FAA245F
|
||||
):
|
||||
- **26/60**
|
||||
个安全厂商标记为恶意
|
||||
|
||||
- 威胁标签:**trojan.mldk/ravartar**
|
||||
|
||||
**VT 社区标签**
|
||||
:#cobalt-strike #icedid #luca-stealer #njrat #satacom
|
||||
[^4]
|
||||
## 4. 编译安全性分析:编译过程是否会中招
|
||||
### 结论:编译过程不会触发木马,编译产物不包含恶意代码。
|
||||
### 4.1 逐环节验证
|
||||
#### 环节 1:C# 编译器引用范围
|
||||
|
||||
.csproj
|
||||
中对 NtApiDotNet 包的唯一引用:
|
||||
```
|
||||
<Reference Include="NtApiDotNet, Version=1.0.0.0, ..."> <HintPath>packages\NtApiDotNet.1.1.33\lib\net461\NtApiDotNet.dll</HintPath></Reference>
|
||||
```
|
||||
|
||||
编译器只引用 net461\NtApiDotNet.dll
|
||||
,而 Reg_Pwn_1.5.zip
|
||||
位于 netstandard2.0\
|
||||
目录下,路径不在编译器引用范围内。
|
||||
#### 环节 2:构建事件检查
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">检查项</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">结果</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">.csproj</span></code><section><span leaf=""> PreBuildEvent</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">空(</span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf=""><PreBuildEvent></PreBuildEvent></span></code><span leaf="">)</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">.csproj</span></code><section><span leaf=""> PostBuildEvent</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">空</span></section></td></tr></tbody></table>
|
||||
#### 环节 3:dnMerge 构建目标
|
||||
|
||||
dnMerge.targets
|
||||
在 AfterTargets="CopyFilesToOutputDirectory"
|
||||
时执行,仅处理 ReferenceCopyLocalPaths
|
||||
(即被复制到输出目录的 .NET 程序集 DLL)。.zip
|
||||
文件不是 .NET 程序集,不在处理列表中。
|
||||
#### 环节 4:NuGet 包机制
|
||||
|
||||
NuGet 的 lib/
|
||||
目录约定:只有 .dll
|
||||
(引用程序集)和 .xml
|
||||
(文档)会被 MSBuild 识别和处理。其他类型的文件(如 .zip
|
||||
)被完全忽略,不会被复制到输出目录,也不会被嵌入程序集。
|
||||
|
||||
.nupkg
|
||||
中不存在 content/
|
||||
、contentFiles/
|
||||
、tools/install.ps1
|
||||
、init.ps1
|
||||
等自动执行机制。
|
||||
#### 环节 5:源代码引用检查
|
||||
|
||||
对项目所有源文件(.cs
|
||||
、.csproj
|
||||
、.sln
|
||||
、.config
|
||||
、.targets
|
||||
、.props
|
||||
)进行字符串搜索,查找 Reg_Pwn
|
||||
、zip
|
||||
、Launcher
|
||||
、lua51
|
||||
、rest.txt
|
||||
等关键词——**无任何匹配结果**
|
||||
。
|
||||
### 4.2 编译产物内容
|
||||
|
||||
编译 + dnMerge 后,RegPwn.exe
|
||||
中包含:
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">组件</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">来源</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">RegPwn 的 IL 代码</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">Program.cs</span></code><section><span leaf="">、</span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">WindowsApi.cs</span></code><span leaf="">、</span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">Config.cs</span></code><span leaf=""> 编译</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">NtApiDotNet.dll 的 IL 代码</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">dnMerge 合并</span></section></td></tr></tbody></table>
|
||||
|
||||
**不包含**
|
||||
Reg_Pwn_1.5.zip
|
||||
、lua51.exe
|
||||
、rest.txt
|
||||
、Launcher.cmd
|
||||
中的任何内容。
|
||||
### 4.3 编译安全性总结
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">行为</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">是否安全</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">编译项目(</span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">msbuild</span></code><span leaf=""> / </span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">dotnet build</span></code><span leaf="">)</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">安全</span></strong></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">运行编译后的 </span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">RegPwn.exe</span></code><span leaf="">(基于此源码)</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">安全</span></strong></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">手动解压并运行 </span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">Reg_Pwn_1.5.zip</span></code></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">中招</span></strong></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">使用攻击者分发的预编译版本</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1pLine truncated
|
||||
## 5. 触发机制:什么情况下才会中招
|
||||
### 5.1 核心结论
|
||||
|
||||
Reg_Pwn_1.5.zip
|
||||
是一个被"放置"在 NuGet 包目录中的**静态文件**
|
||||
。编译器不引用它,dnMerge 不处理它,NuGet 机制不复制它,DLL 也不加载它。**唯一的感染途径是手动解压并运行 zip 中的 Launcher.cmd。**
|
||||
### 5.2 攻击者的投放策略
|
||||
```
|
||||
攻击者的设计思路:1. 将木马嵌入正常安全工具的项目中2. 借助 RegPwn/CVE-2026-24291 的知名度,受害者主动下载3. 项目能正常编译 → 降低怀疑("能编译说明没问题")4. 木马文件伪装在 NuGet 依赖包目录中 → 不易被注意到5. 文件名 "Reg_Pwn_1.5.zip" 与项目名相关 → 看起来像正常组件6. 通过社工话术或文档引导受害者手动执行7. lua51.exe 是合法 LuaJIT → 部分杀软可能放行8. rest.txt 是纯文本 → 进一步降低检测率
|
||||
```
|
||||
### 5.3 实际触发场景
|
||||
#### 场景 1:社工诱导(最可能)
|
||||
|
||||
攻击者在分发被污染的 RegPwn 项目时,附带说明文档或聊天消息引导受害者解压运行。
|
||||
#### 场景 2:开发者好奇心
|
||||
|
||||
开发者在浏览 packages
|
||||
目录时发现 Reg_Pwn_1.5.zip
|
||||
,误以为是工具的更新版本或附加组件,手动解压并双击运行。
|
||||
#### 场景 3:预编译二进制分发
|
||||
|
||||
攻击者可能分发已被修改的预编译 RegPwn.exe
|
||||
(项目包含 Confuser.crproj
|
||||
混淆配置,原始构建环境为 C:\Users\Administrator.GOTHAM\
|
||||
),该版本可能在运行时自动释放并执行 zip 中的载荷。
|
||||
## 6. rest.txt 深度分析:VM 混淆与后门触发
|
||||
### 6.1 混淆技术分析
|
||||
|
||||
rest.txt
|
||||
是一个 299,679 字节的 Lua 脚本,使用**专业级 VM-based 混淆器**
|
||||
保护:
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">混淆技术</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">实现方式</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">自定义虚拟机</span></strong></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">定义了一套完整的 VM 指令集,恶意逻辑编码为 VM 字节码,通过状态机变量 </span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">U</span></code><span leaf=""> 驱动执行</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">控制流平坦化</span></strong></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">所有逻辑被转换为一个巨大的 </span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">if-elseif</span></code><span leaf=""> 状态机,用算术表达式计算跳转目标</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">字符串表洗牌</span></strong></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">Ti()</span></code><section><span leaf=""> 和 </span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">ti()</span></code><span leaf=""> 函数从索引表+数据表重建字符串,所有 API 名称均通过此方式动态构造</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strLine truncated
|
||||
### 6.2 脚本结构
|
||||
|
||||
脚本外层结构为:
|
||||
```
|
||||
return(function(...) local U=function(U)-- 字符串解码函数 local C,q=U[#U],"" for r=1,#C,1 do q=q..C[U[r]] end return q end return(function(C,r,Q,g,J,Z,X,x,K,N,E,W,B,j,e,d,G,O,l,q,S,i,v,n) -- VM 主逻辑:巨大的 if-elseif 状态机 ... U=#g return r(J) end,function(U,C) ... end, -- 闭包生成器 ... )( r(X) -- 执行入口 )end)( getfenv and getfenv() or _ENV, unpack or table[U({2,1,{"\097\099\107","\117\110\112"}})], -- "unpack" newproxy, setmetatable, getmetatable, select, {...})end)(...)
|
||||
```
|
||||
### 6.3 解码出的关键字符串
|
||||
|
||||
通过逆向 Ti()
|
||||
和 ti()
|
||||
字符串表函数,成功解码出以下 API 名称和标识:
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">解码字符串</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">用途</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">type</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">Lua 类型检查</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">table</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">表操作库</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">string</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">字符串操作库</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">pcall</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">受保护调用(错误处理)</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: Line truncated
|
||||
|
||||
此外还解码出多个随机字符串(如 t6ufEZE0BLjEu
|
||||
、RAbWe7UXlKBo
|
||||
等),疑似为变量名或配置标识符。
|
||||
### 6.4 lua51.exe 二进制分析
|
||||
|
||||
lua51.exe
|
||||
的 PE 分析结果:
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">属性</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">值</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">类型</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">PE32+ executable (GUI) x86-64</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">编译器</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">Microsoft Visual C/C++ 19.36.35724 (Visual Studio 2022)</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">实际身份</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">LuaJIT 2.1.0-beta3</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">区段</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">.text, .rdata, .data, .pdata, .reloc</span></section></td></tr></tbody></table>
|
||||
|
||||
**导入的 DLL**
|
||||
:kernel32.dll
|
||||
、ntdll.dll
|
||||
、user32.dll
|
||||
、gdi32.dll
|
||||
、winmm.dll
|
||||
|
||||
**关键导入函数**
|
||||
:CreateProcessW
|
||||
、CreatePipe
|
||||
、CreateThread
|
||||
、GetExitCodeProcess
|
||||
、GetTempPathW
|
||||
等——这些函数支持进程创建、管道通信和线程创建,为后门功能提供底层能力。
|
||||
### 6.5 后门触发流程
|
||||
|
||||
基于静态分析和 VirusTotal 沙箱行为分析,后门触发流程如下:
|
||||
```
|
||||
1. 启动阶段 ├─ LuaJIT (lua51.exe) 加载 rest.txt ├─ 通过 getfenv() 获取全局环境访问权 └─ 反篡改检查(检测失败则输出 "Tamper Detected!" 并退出)2. 环境探测阶段 ├─ 请求 http://ip-api.com/json/ 获取受害者地理位置 └─ 连接 https://polygon.drpc.org/ 查询 Polygon 区块链智能合约 获取动态 C2 地址3. C2 通信阶段 ├─ 连接主 C2: http://85.137.52.21/api/NTE3YjdjNWU1NjYzNjU2YTA1N2Y= │ └─ URL 参数为 Base64 编码的 XOR 加密 Bot ID └─ 等待 C2 下发指令4. 载荷投递阶段 ├─ 从 C2 下载并执行二级载荷 └─ 已知投递的恶意软件家族: Cobalt Strike / njRAT / IcedID / Luca Stealer / Satacom
|
||||
```
|
||||
## 7. C2 基础设施与攻击链路
|
||||
### 7.1 主 C2 服务器
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">属性</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">值</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">C2 URL</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">http://85.137.52.21/api/NTE3YjdjNWU1NjYzNjU2YTA1N2Y=</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">C2 IP</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">85.137.52.21</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">ASN</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">AS43641 (SOLLUTIUM EU Sp z.o.o.)</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">地理位置</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">荷兰</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">VT 检测率</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;borLine truncated
|
||||
### 7.2 Base64 参数解码
|
||||
```
|
||||
Base64 参数: NTE3YjdjNWU1NjYzNjU2YTA1N2Y=解码结果: 517b7c5e5663656a057f
|
||||
```
|
||||
|
||||
该值为 XOR 加密的 Bot 标识符(Hex 解码为 Q{|^Vcej\x05\x7f
|
||||
),用于在 C2 服务器上标识受感染主机。
|
||||
### 7.3 区块链 C2 解析
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">属性</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">值</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">区块链 RPC</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">https://polygon.drpc.org/</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">VT 检测率</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">4/92</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">用途</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">通过 Polygon 智能合约动态获取 C2 地址,实现抗封禁</span></section></td></tr></tbody></table>
|
||||
|
||||
攻击者创新性地利用 Polygon 区块链基础设施进行 C2 服务器地址的间接传递。恶意程序通过调用链上智能合约动态获取 C2 地址,使得传统的流量监测和溯源变得更加困难[^5]。
|
||||
### 7.4 辅助网络基础设施
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">IP 地址</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">国家</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">ASN</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">VT 检测</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">用途</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">85.137.52.21</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">NL</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">AS43641</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">10/91</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">主 C2 服务器</span></strong></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">217.119.129.99</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-heighLine truncated
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">域名</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">用途</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">ip-api.com</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">受害者 IP 地理位置探测</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">polygon.drpc.org</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">Polygon 区块链 RPC(C2 地址动态解析)</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">assets.adobedtm.com</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">环境检测/合法性伪装</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">www.microsoft.com</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">环境检测</span></section></td></tr></tbody></table>
|
||||
### 7.5 MITRE ATT&CK 映射
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">战术</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">技术</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">说明</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">TA0002 Execution</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">T1129 Shared Modules</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">通过 LuaJIT 加载共享模块执行恶意代码</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">TA0007 Discovery</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">T1046 System Info Discovery</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">请求 ip-api.com 获取地理位置信息</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">TA0011 C2</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">T1071 Application Layer Protocol</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">HTTP 通信与 C2 服务器交互</span></sectiLine truncated
|
||||
## 8. 完整 IOC 列表
|
||||
### 8.1 文件 IOC
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 2px solid rgb(4, 120, 87);border-left: none;border-image: initial;text-align: center;font-weight: 700;background: transparent;color: rgb(19, 64, 52);line-height: 1.4;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">文件名</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 2px solid rgb(4, 120, 87);border-left: none;border-image: initial;text-align: center;font-weight: 700;background: transparent;color: rgb(19, 64, 52);line-height: 1.4;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">SHA256</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 2px solid rgb(4, 120, 87);border-left: none;border-image: initial;text-align: center;font-weight: 700;background: transparent;color: rgb(19, 64, 52);line-height: 1.4;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">VT 检测</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 2px solid rgb(4, 120, 87);border-left: none;border-image: initial;text-align: center;font-weight: 700;background: transparent;color: rgb(19, 64, 52);line-height: 1.4;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">说明</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 1px solid rgb(228, 233, 230);border-left: none;border-image: initial;text-align: center;color: rgb(36, 42, 38);line-height: 1.4;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;"><span leaf="">lua51.exe</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 1px solid rgb(228, 233, 230);border-left: none;border-image: initial;text-align: center;color: rgb(36, 42, 38);line-height: 1.4;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;"><span leaf="">3EE51B5F9579B775E87EDB23C238650A512C2FE46EFC06694CD906A771727F97</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 1px solid rgb(228, 233, 230);border-left: none;border-image: initial;text-align: center;color: rgb(36, 42, 38);line-height: 1.4;min-width: 100px;white-space: nowrap;"><section><span leaf="">48/69</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 1px solid rgb(228, 233, 230);border-left: none;border-image: initial;text-align: center;color: rgb(36, 42, 38);line-height: 1.4;min-width: 100px;white-space: nowrap;"><section><span leaf="">LuaJIT 木马化解释器 (trojan.lazy/convagent)</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 1px solid rgb(228, 233, 230);border-left: none;border-image: initial;text-align: center;color: rgb(36, 42, 38);line-height: 1.4;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;"><span leaf="">rest.txt</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 1px solid rgb(228, 233, 230);border-left: none;border-image: initial;text-align: center;color: rgb(36, 42, 38);line-height: 1.4;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;"><span leaf="">58448CB79F50CF71408E7EABFE7E0718E77A09910FD59963F83840B67FAA245F</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 1px solid rgb(228, 233, 230);border-left: none;border-image: initial;text-align: center;color: rgb(36, 42, 38);line-height: 1.4;min-width: 100px;white-space: nowrap;"><section><span leaf="">26/60</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;font-size: 15px;border-top: none;border-right: none;border-bottom: 1px solid rgb(228, 233, 230);border-left: none;border-image: initial;text-aligLine truncated
|
||||
#### 补充哈希
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">算法</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">lua51.exe 哈希</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">MD5</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">AD4078B3E25D1A63C2CE4FB203AF6E38</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">SHA1</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">C218F533813B39627346649651677AF803E04FBE</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">imphash</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">239817232DE32474CA0D6092D6694502</span></code></td></tr></tbody></table>
|
||||
### 8.2 网络 IOC
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">类型</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">值(已脱毒)</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">C2 URL</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">hxxp://85[.]137[.]52[.]21/api/NTE3YjdjNWU1NjYzNjU2YTA1N2Y=</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">C2 IP</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">85[.]137[.]52[.]21</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">可疑 IP</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">217[.]119[.]129[.]99</span></code><section><span leaf="">, </span><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">194[.]48[.]248[.]94</span></code></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">区块链 RPC</span></section></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">hxxps://polygon[.]drpc[.]org/</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-imaLine truncated
|
||||
### 8.3 已知投递的父级 ZIP 包(社工诱饵)
|
||||
|
||||
该木马载荷已被打包在 97 个以上的父级 ZIP 文件中在野外传播,以下为部分样本:
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">文件名</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">SHA256</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">Absolutely-Skilled-v3.5.zip</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">0204515d5b437a343cd0fe1098c5dee672d7f8628a417da44977753529b88a55</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">Software_v3.8.zip</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">5ff4a962dd1aa0d255c42dcd0556d3eff2a01e594b6bb02328b8e8ee80523809</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">aether-ecosystem-v2.1-beta.2.zip</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">13e63c6bab3745586f735b453606c2f29ebba3ca8b9c1e4f00417b4dc7db3c65</span></code></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">Plus-Chat-Gpt-v3.6.zip</span></code></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><code style="margin: 0px;padding: 0px;box-sizing: border-box;color: rgb(36, 42, 38);"><span leaf="">181df7e581ccLine truncated
|
||||
## 9. 攻击者画像与威胁评估
|
||||
### 9.1 威胁标签
|
||||
|
||||
基于 VirusTotal 社区分析和沙箱行为:
|
||||
- **VT 标签**
|
||||
:#cobalt-strike #icedid #luca-stealer #njrat #satacom
|
||||
|
||||
- **恶意软件家族**
|
||||
:trojan.lazy / convagent / mldk / ravartar
|
||||
|
||||
- **投递的二级载荷**
|
||||
:Cobalt Strike(C2 框架)、njRAT(远控木马)、IcedID(银行木马)、Luca Stealer(信息窃取)、Satacom(下载器)
|
||||
|
||||
### 9.2 攻击模式
|
||||
|
||||
<table><thead><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">特征</span></section></th><th style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;font-size: 15px;line-height: 1.4;text-align: center;border-bottom: 2px solid rgb(4, 120, 87);background: transparent;color: rgb(19, 64, 52);font-weight: 700;letter-spacing: 0.3px;min-width: 100px;white-space: nowrap;"><section><span leaf="">描述</span></section></th></tr></thead><tbody><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">投递方式</span></strong></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">伪装为游戏外挂、AI 工具、浏览器自动化插件、开源软件等 ZIP 包</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">技术特征</span></strong></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">LuaJIT VM 混淆 + 区块链 C2 解析(Polygon 智能合约)+ 多阶段载荷投递</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">活跃时间</span></strong></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">2026年3月至今持续活跃,最新样本提交于 2026-08-17</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing: border-box;border: none;background-color: transparent;"><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><strong style="margin: 0px;padding: 0px;box-sizing: border-box;font-weight: 700;color: rgb(18, 36, 28);letter-spacing: 0.2px;"><span leaf="">目标群体</span></strong></td><td style="margin: 0px;padding: 6px 8px;box-sizing: border-box;border-top: none;border-right: none;border-left: none;border-image: initial;border-bottom: 1px solid rgb(228, 233, 230);font-size: 15px;color: rgb(36, 42, 38);line-height: 1.4;text-align: center;min-width: 100px;white-space: nowrap;"><section><span leaf="">开发者、游戏玩家、企业用户(通过 AI/软件主题诱饵)</span></section></td></tr><tr style="margin: 0px;padding: 0px;box-sizing:Line truncated
|
||||
### 9.3 攻击链路图
|
||||
```
|
||||
社工诱饵 (ZIP包) │ 伪装为游戏外挂/AI工具/开源软件/安全工具 ▼Reg_Pwn_1.5.zip (或其他名称) │ 包含 Launcher.cmd + lua51.exe + rest.txt ▼Launcher.cmd │ 执行: start lua51.exe rest.txt ▼lua51.exe (LuaJIT 2.1.0-beta3) │ 加载并解释执行 rest.txt ▼rest.txt (VM 混淆 Lua 脚本) │ ├─► 反篡改检测 ("Tamper Detected!") ├─► 环境探测 (ip-api.com → 地理位置信息) ├─► 区块链 C2 解析 (polygon.drpc.org → 动态 C2 地址) ├─► 主 C2 通信 (85.137.52.21 → 接收指令/上传数据) └─► 二级载荷投递 ├─► Cobalt Strike (C2 框架) ├─► njRAT (远控木马) ├─► IcedID (银行木马) ├─► Luca Stealer (信息窃取) └─► Satacom (下载器)
|
||||
```
|
||||
## 10. 防护建议与处置措施
|
||||
### 10.1 立即处置
|
||||
1. **删除恶意文件**
|
||||
:删除 packages\NtApiDotNet.1.1.33\lib\netstandard2.0\Reg_Pwn_1.5.zip
|
||||
|
||||
1. **不要运行**
|
||||
zip 中的任何文件
|
||||
|
||||
1. **全盘杀毒扫描**
|
||||
:使用 Microsoft Defender 或其他 AV 对系统进行全面扫描
|
||||
|
||||
1. **检查网络日志**
|
||||
:排查是否有对 85.137.52.21
|
||||
、polygon.drpc.org
|
||||
的网络连接记录
|
||||
|
||||
### 10.2 溯源排查
|
||||
1. 检查该项目的**下载来源**
|
||||
(URL、分享者、仓库地址)
|
||||
|
||||
1. 检查系统是否有 lua51.exe
|
||||
异常进程运行记录
|
||||
|
||||
1. 检查临时目录是否有从 C2 下载的未知可执行文件
|
||||
|
||||
1. 检查注册表启动项、计划任务是否有异常条目
|
||||
|
||||
### 10.3 安全实践
|
||||
1. **从官方渠道获取依赖**
|
||||
:通过 NuGet 包管理器重新还原 NtApiDotNet 包,而非使用项目内附带的 packages 目录
|
||||
|
||||
1. **验证包完整性**
|
||||
:对 NuGet 包进行签名验证和哈希比对
|
||||
|
||||
1. **不在项目中附带 packages 目录**
|
||||
:使用 nuget restore
|
||||
或 dotnet restore
|
||||
在构建时恢复依赖
|
||||
|
||||
1. **对来源不明的安全工具保持警惕**
|
||||
:即使能正常编译,也需检查依赖包目录中是否存在异常文件
|
||||
|
||||
### 10.4 YARA 检测规则(参考)
|
||||
```
|
||||
rule RegPwn_Trojanized_Package { meta: description = "Detects trojanized RegPwn package with lua51.exe + rest.txt" date = "2026-08-23" severity = "high" strings: $launcher = "start lua51.exe rest.txt" ascii $luajit = "LuaJIT 2.1.0-beta3" ascii $tamper = "Tamper Detected!" ascii $c2_ip = "85.137.52.21" ascii $c2_b64 = "NTE3YjdjNWU1NjYzNjU2YTA1N2Y=" ascii condition: ($launcher and $luajit) or ($tamper and any of ($c2_*))}
|
||||
```
|
||||
## 参考来源
|
||||
|
||||
[^1]: MDSec, "RIP RegPwn", https://www.mdsec.co.uk/2026/03/rip-regpwn/
|
||||
|
||||
[^2]: 77169.net, "CVE-2026-24291:Windows ATConfig辅助功能本地提权漏洞深度解析", https://www.77169.net/html/353997.html
|
||||
|
||||
[^3]: HackTricks, "Secure Desktop Accessibility Registry Propagation LPE (RegPwn)", https://hacktricks.wiki/en/windows-hardening/windows-local-privilege-escalation/secure-desktop-accessibility-registry-propagation-regpwn.html
|
||||
|
||||
[^4]: VirusTotal Community, lua51.exe analysis, https://www.virustotal.com/gui/file/3ee51b5f9579b775e87edb23c238650a512c2fe46efc06694cd906a771727f97/community
|
||||
|
||||
[^5]: 安全内参, "从开源仓库到链上C2:一起利用GitHub与AI热点的规模化攻击活动分析", https://www.secrss.com/articles/89114
|
||||
|
||||
本报告基于对 tracyliving606/RegPwn 项目的静态分析、VirusTotal 沙箱行为分析及开源威胁情报综合编写。
|
||||
|
||||
|
||||

|
||||
|
||||
学
|
||||
习
|
||||
网安实战技术
|
||||
,戳
|
||||
“阅读原文”
|
||||
|
||||
@@ -0,0 +1,18 @@
|
||||
# VARA 2026 | 数智拓远 善治久安 第十六届网络安全漏洞分析与风险评估大会展品征集
|
||||
中国信息安全 2026-08-25 10:17
|
||||
|
||||
[](https://cisat.cn/all/14915419?from_tag=1)
|
||||
|
||||

|
||||
|
||||
|
||||
下载附件:[https://wwbcj.lanzouu.com/2026VARA](https://wwbcj.lanzouu.com/2026VARA)
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||

|
||||
[](https://cisat.cn/)
|
||||
|
||||
|
||||
@@ -0,0 +1,93 @@
|
||||
# 奇安信获评NVDB多个安全漏洞专业库年度技术支撑单位
|
||||
奇安信集团 2026-08-25 10:23
|
||||
|
||||
近日,工业和信息化部网络安全威胁和漏洞信息共享平台(
|
||||
NVDB
|
||||
)
|
||||
公布了
|
||||
2
|
||||
026
|
||||
年度
|
||||
各安全漏洞专业库年度技术支撑单位名单
|
||||
。
|
||||
凭借在漏洞发现、报送、分析处置等方面的持续投入,以及对平台相关漏洞报送工作的有力支撑,
|
||||
奇安信
|
||||
一举获得
|
||||
通用网络产品、工业控制产品、信创政务产品、车联网产品、人工智能产品5
|
||||
个安全漏洞专业库的年度技术支撑单位
|
||||
资质
|
||||
,综合实力稳居行业前列
|
||||
。
|
||||
|
||||

|
||||
|
||||
本次评选中,奇安信多项评级实现突破与领跑。其中,
|
||||
通用网络产品安全漏洞专业库表现持续进阶,公司曾获评
|
||||
2024—2025年度三星级技术支撑单位(当期最高等级),本年度再度升级,斩获四星级技术支撑单位,为评选最高等级称号;
|
||||
人工智能产品安全漏洞专业库为2026年度首次全新评选,奇安信直接获评二星级支撑单位,拿下本次评选的当期最高星级,充分彰显公司在通用网络安全、人工智能安全前沿领域的权威技术实力与行业领先地位
|
||||
。
|
||||
|
||||

|
||||
|
||||
本次多项荣誉的斩获,依托奇安信多支核心技术团队协同发力,包括
|
||||
补天漏洞响应平台、
|
||||
巽
|
||||
丰
|
||||
工控安全实验室、代码安全实验室、奇车安全团队及奇安信应急响应中心(
|
||||
CERT)
|
||||
。各团队发挥各自技术优势,持续开展漏洞挖掘、验证分析、风险研判与闭环报送,助力工信部NVDB平台完善漏洞收录、预警与管理体系,夯实
|
||||
我国
|
||||
关键领域网络安全风险防控基础。
|
||||
|
||||
其中,
|
||||
补天漏洞响应平台
|
||||
是
|
||||
全球领先的第三方中文漏洞响应平台之一,通过充分引导民间白帽力量,
|
||||
构建起高效、实时的漏洞发现、上报与响应闭环机制
|
||||
,
|
||||
平台先后获评
|
||||
公安部、工信部、国家信息安全漏洞共享平台(
|
||||
CNVD)、国家信息安全漏洞库(CNNVD)
|
||||
等权威机构授予的
|
||||
技术支持先进单位、漏洞信息报送突出贡献单位和一级技术支撑单位
|
||||
。截至2
|
||||
6
|
||||
年7月,
|
||||
补天平台已汇聚
|
||||
23万余名注册白帽人才,累计为66万余家企业排查上报漏洞超320万个,为政企网络安全风险排查、隐患整改提供了坚实的数据支撑与技术保障
|
||||
。
|
||||
|
||||

|
||||
|
||||
巽丰工控安全实验室专注工控安全漏洞挖掘与攻防技术创新,秉承“未知攻、焉知防”理念,持续剖析工控嵌入式设备与软件安全隐患,自主研发工控安全防护核心引擎与防护规则。实验室自主挖掘近千项工控漏洞,支撑国家漏洞库建设,斩获多项原创漏洞证书;深度参与国防军工等重点工程,定制开发多款检测工具,持续为军工、航天、石油、电力等关键领域输出实战化安全能力。团队自研
|
||||
ISTP工业安全技术平台,已全面赋能奇安信工控安全产品。实验室承担多项国家科研课题,拥有多项专利,以实战化能力守护工业
|
||||
领域安全。
|
||||
|
||||
奇安信代码安全实验室聚焦源代码安全分析与二进制漏洞挖掘技术研发。基于实验室多年的技术积累,奇安信在国内率先推出了自主可控的软件代码安全分析系统——奇安信代码卫士和奇安信开源卫士。实验室长期支撑国家级漏洞平台的技术工作,多次向
|
||||
CNNVD、CNVD等机构报送原创通用型漏洞信息并获得表彰
|
||||
。团队累计为微软、谷歌、苹果、
|
||||
Cisco等全球知名企业的产品及开源项目发现
|
||||
千余个软件安全缺陷和
|
||||
漏洞,
|
||||
并获得
|
||||
公开致谢。
|
||||
|
||||

|
||||
|
||||
奇车安全是奇安信代码安全实验室负责智能网联汽车安全研究的团队,对主流智能网联汽车产品进行了大量的安全研究工作,在
|
||||
30多个汽车品牌的产品中发现了数百个安全漏洞,并曾获得2025工信部NVDB-CAVD
|
||||
春季
|
||||
汽车信息安全挑战赛第一名、中国计算机学会(CCF)首届汽车安全攻防大赛一等奖、赛力斯问界首届汽车安全大赛冠军等多个奖项
|
||||
。
|
||||
|
||||
奇安信应急响应中心(奇安信
|
||||
CERT)
|
||||
深耕漏洞情报与应急处置领域,依托全量漏洞大数据和深度分析能力,为客户提供精准的风险研判与处置方案。团队多次率先发现
|
||||
WebLogic、Jackson等通用组件高危漏洞,第一时间输出应急解决方案并获厂商致谢,常态化输出安全风险通告与专项处置指南,助力企业快速化解网络安全风险
|
||||
。
|
||||
|
||||
网络安全漏洞治理是保障数字基础设施、重点行业数字化转型安全的重要环节。通用网络、工控、信创政务、车联网、人工智能均为当前国家网络安全重点关注领域,
|
||||
高效的漏洞挖掘与报送处置能力,是防范系统性网络风险、保障数字产业健康发展的关键。
|
||||
此次获评五大
|
||||
NVDB专业库技术支撑单位,是对奇安信全域安全研究能力的权威认可。未来,奇安信将持续深耕多领域漏洞治理与安全技术创新,全力支撑国家漏洞库建设工作,输出优质安全研究成果,助力构建高效协同的全国漏洞处置体系,为数字中国建设筑牢安全屏障。
|
||||
|
||||
Reference in new issue
Block a user