APT_MAL_CN_Wocao_info_vbs


Description

Strings from the information grabber VBS

Query · yara

strings:
        $ = "Logger PingConnect"
        $ = "Logger GetAdmins"
        $ = "Logger InstallPro"
        $ = "Logger Exec"
        $ = "retstr = adminsName & \" Members\" & vbCrLf & _"
        $ = "Logger VolumeName & \" (\" & objDrive.DriveLetter & \":)\" _"
        $ = "txtRes = txtRes & machine & \" can"
        $ = "retstr = \"PID   SID Image Name\" & vbCrLf & \"===="

    condition:
        4 of them
Raw source APT_MAL_CN_Wocao_info_vbs · YARA
Esc
Published by Neo23x0/signature-base ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified.
rule APT_MAL_CN_Wocao_info_vbs {
    meta:
        description = "Strings from the information grabber VBS"
        author = "Fox-IT SRT"
        reference = "https://www.fox-it.com/en/news/whitepapers/operation-wocao-shining-a-light-on-one-of-chinas-hidden-hacking-groups/"

        id = "b719fb31-2836-5faf-a7c8-c361a14df2be"
    strings:
        $ = "Logger PingConnect"
        $ = "Logger GetAdmins"
        $ = "Logger InstallPro"
        $ = "Logger Exec"
        $ = "retstr = adminsName & \" Members\" & vbCrLf & _"
        $ = "Logger VolumeName & \" (\" & objDrive.DriveLetter & \":)\" _"
        $ = "txtRes = txtRes & machine & \" can"
        $ = "retstr = \"PID   SID Image Name\" & vbCrLf & \"===="

    condition:
        4 of them
}

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