2020-12-29 17:17:10 +08:00
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package Plugins
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import (
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"fmt"
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2023-06-09 08:13:56 -04:00
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"github.com/jlaffaye/ftp"
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2024-12-18 22:00:18 +08:00
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"github.com/shadow1ng/fscan/Common"
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2023-11-13 10:43:11 +08:00
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"strings"
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"time"
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2020-12-29 17:17:10 +08:00
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)
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2024-12-18 23:38:49 +08:00
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// FtpScan 执行FTP服务扫描
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2024-12-19 16:15:53 +08:00
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func FtpScan(info *Common.HostInfo) (tmperr error) {
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2024-12-18 23:38:49 +08:00
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// 如果已开启暴力破解则直接返回
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2024-12-20 03:46:09 +08:00
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if Common.DisableBrute {
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2021-11-25 10:16:39 +08:00
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return
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}
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2024-12-18 23:38:49 +08:00
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2021-03-30 18:12:54 +08:00
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starttime := time.Now().Unix()
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2024-12-18 23:38:49 +08:00
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// 尝试匿名登录
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2023-11-13 10:43:11 +08:00
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flag, err := FtpConn(info, "anonymous", "")
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2023-06-05 19:02:55 +03:00
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if flag && err == nil {
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2024-12-21 02:00:16 +08:00
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// 匿名登录成功,不需要继续尝试其他密码
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return nil
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2024-12-18 23:38:49 +08:00
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}
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errlog := fmt.Sprintf("[-] ftp %v:%v %v %v", info.Host, info.Ports, "anonymous", err)
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Common.LogError(errlog)
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tmperr = err
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if Common.CheckErrs(err) {
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return err
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2021-03-30 18:12:54 +08:00
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}
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2024-12-18 23:38:49 +08:00
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// 尝试用户名密码组合
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2024-12-18 22:00:18 +08:00
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for _, user := range Common.Userdict["ftp"] {
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for _, pass := range Common.Passwords {
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2024-12-18 23:38:49 +08:00
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// 替换密码中的用户名占位符
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2020-12-29 17:17:10 +08:00
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pass = strings.Replace(pass, "{user}", user, -1)
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2024-12-18 23:38:49 +08:00
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2023-11-13 10:43:11 +08:00
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flag, err := FtpConn(info, user, pass)
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2023-06-05 19:02:55 +03:00
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if flag && err == nil {
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2020-12-29 17:17:10 +08:00
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return err
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2024-12-18 23:38:49 +08:00
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}
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// 记录错误信息
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errlog := fmt.Sprintf("[-] ftp %v:%v %v %v %v", info.Host, info.Ports, user, pass, err)
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Common.LogError(errlog)
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tmperr = err
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if Common.CheckErrs(err) {
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return err
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}
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// 超时检查
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if time.Now().Unix()-starttime > (int64(len(Common.Userdict["ftp"])*len(Common.Passwords)) * Common.Timeout) {
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return err
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2020-12-29 17:17:10 +08:00
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}
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}
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}
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return tmperr
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}
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2024-12-18 23:38:49 +08:00
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// FtpConn 建立FTP连接并尝试登录
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2024-12-19 16:15:53 +08:00
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func FtpConn(info *Common.HostInfo, user string, pass string) (flag bool, err error) {
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2021-04-21 00:13:04 +08:00
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Host, Port, Username, Password := info.Host, info.Ports, user, pass
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2024-12-18 23:38:49 +08:00
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// 建立FTP连接
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2024-12-18 22:00:18 +08:00
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conn, err := ftp.DialTimeout(fmt.Sprintf("%v:%v", Host, Port), time.Duration(Common.Timeout)*time.Second)
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2024-12-18 23:38:49 +08:00
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if err != nil {
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return false, err
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}
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// 尝试登录
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if err = conn.Login(Username, Password); err != nil {
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return false, err
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}
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// 登录成功,获取目录信息
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result := fmt.Sprintf("[+] ftp %v:%v:%v %v", Host, Port, Username, Password)
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dirs, err := conn.List("")
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if err == nil && len(dirs) > 0 {
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// 最多显示前6个目录
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for i := 0; i < len(dirs) && i < 6; i++ {
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name := dirs[i].Name
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if len(name) > 50 {
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name = name[:50]
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2020-12-30 21:30:36 +08:00
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}
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2024-12-18 23:38:49 +08:00
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result += "\n [->]" + name
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2020-12-29 17:17:10 +08:00
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}
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}
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2024-12-18 23:38:49 +08:00
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Common.LogSuccess(result)
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return true, nil
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2020-12-29 17:17:10 +08:00
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}
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