General

  • Target

    f2241314a8601e3c955f96e5923407a14adac63c7dae4c38a98e83e15a53dbde

  • Size

    818KB

  • Sample

    241106-lcyansyarn

  • MD5

    633666f89989893c93ed09495b8e7654

  • SHA1

    dcea649bcc9ef8860d99d8e5177999c86d573f43

  • SHA256

    f2241314a8601e3c955f96e5923407a14adac63c7dae4c38a98e83e15a53dbde

  • SHA512

    c0ab30baffc8c127f44d55f8d57289c310a4ba428d56b1e73a1e1dfd1aedf46206b5cd8d2ec5c356f7a15de6fdf292319446bb7e89365afd3fdcc5c5dd001ea8

  • SSDEEP

    12288:vwX2viWoHLlbxyO9vrws43UasBY8y8hPDEvw/ceyFi/2icuFeA:vwmKWo5VyOFwsIsBjdDx7ykOyFeA

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      f2241314a8601e3c955f96e5923407a14adac63c7dae4c38a98e83e15a53dbde

    • Size

      818KB

    • MD5

      633666f89989893c93ed09495b8e7654

    • SHA1

      dcea649bcc9ef8860d99d8e5177999c86d573f43

    • SHA256

      f2241314a8601e3c955f96e5923407a14adac63c7dae4c38a98e83e15a53dbde

    • SHA512

      c0ab30baffc8c127f44d55f8d57289c310a4ba428d56b1e73a1e1dfd1aedf46206b5cd8d2ec5c356f7a15de6fdf292319446bb7e89365afd3fdcc5c5dd001ea8

    • SSDEEP

      12288:vwX2viWoHLlbxyO9vrws43UasBY8y8hPDEvw/ceyFi/2icuFeA:vwmKWo5VyOFwsIsBjdDx7ykOyFeA

    • 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