General

  • Target

    200b44430ea0ef05c0a7162928602b95e4526633ab9f5bf79a8d41bf940a08d4.z

  • Size

    719KB

  • Sample

    250116-ctjzyaxqfj

  • MD5

    b59c47c6241303133d46d29b9e447f26

  • SHA1

    070396ba4c9934184d0e81d5e766a1756761e29b

  • SHA256

    200b44430ea0ef05c0a7162928602b95e4526633ab9f5bf79a8d41bf940a08d4

  • SHA512

    54ed6e56e76cb6e39c1b874529ff5580883793a522c2969aa76fed8a68a78b17d11a839d46e3a5c5ad8b16fc6460900cd6280e0e845c5b30d1da22b663272c77

  • SSDEEP

    12288:LTwFz3+8beNIel+zAOGDtDr7sDUiDy+leWNWBANRn1Irmy4dNw3mUxI8cmZQZ3xU:PwlvSOelI9G9wIiDb0BWnurmy4TOAmZT

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      Purchase Contract.exe

    • Size

      834KB

    • MD5

      10f72e53a2c9f106093c233b56a3a819

    • SHA1

      e8a63836ff90493559b69a1bc6d6080ba9370a99

    • SHA256

      84e892d4627a3a3aa053b30200788bd6942c046d2dadcf5121017a32e10142f2

    • SHA512

      cd83c1b9c6128b852f36f97a387c4c89b781f0b0b52702540b12c5878129a0352c3edc2c12e2fb13e8f159256272338833715c3d78d98c4a195b8e50bd1ebce2

    • SSDEEP

      24576:XsJN+UVsa/olYFjQyPIoqtpGFjcrpTZ6q6U7jbHXM:83+UfxFsyPIoqcETHFXX

    • 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