General

  • Target

    0ca4261f3310e68cd5565baae7701a9697b6495a3cd3f1ec0ce5df3b1e9612c5

  • Size

    704KB

  • Sample

    241106-e6x4favhjr

  • MD5

    5f62e21b4bc5d136aea2fa462d451174

  • SHA1

    926cb9e1f86ec65470d81295e5393b246feb04d0

  • SHA256

    0ca4261f3310e68cd5565baae7701a9697b6495a3cd3f1ec0ce5df3b1e9612c5

  • SHA512

    05ca88f1cd19f7effdde087360ece673ffca28e53ef331aede63b41a68db12b76a4cb2438309a3043f95fe62bdf99bb73cf9f8d27a2d23cc91f245a74f409aef

  • SSDEEP

    12288:mhSoDEeK/BCW+MVCXzc8EVbmVv+mn2Eyo0mR7Z/ZH6ILHG7dpE8okQpo7vRmL:QlXwCXjEViVv+eyojZ/kaHG7dpE8Z4

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      AE RFx 12085262.bat

    • Size

      724KB

    • MD5

      d7e7b0883d6d821b4866ec13ff6d7e1c

    • SHA1

      fae3cf4d0856de49f47a6a944baa9bf362b048d3

    • SHA256

      88c6471b464a92a57786e37123f8f2b5a6f6df732d290481b58ac2650ecb8054

    • SHA512

      ad815abd643b10c1726be7c8f2f1038ca4874826d8417f0e224924ba6fb6a3b76a7d72ccdecfbe706c0dbf5ddd2c736926f07b836f2a532e20441c9bcb08759c

    • SSDEEP

      12288:jvQbEeX/zYMjIEd2/gBJphyUdyu0IR7ZlZHWILHK7dHUWcOOm9rjah:jv0//PFskJphhdyunZl0aHK7dHUWTN9U

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks