General

  • Target
    MV ZENKEN MARU.exe
  • Size 989KB
  • Sample260323-tsk92sfz9z
  • SHA256 2804023cb811e89cd1fc6bec5614a689929a3c23f68939142176c7b2fbdd4b9f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • vipkeylogger

Credentials

Targets

    • Target
      MV ZENKEN MARU.exe
    • Size 989KB
    • SHA256 2804023cb811e89cd1fc6bec5614a689929a3c23f68939142176c7b2fbdd4b9f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • 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.

    • Drops startup file

    • 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.

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

MITRE ATT&CK Enterprise v16

Tasks