General

  • Target
    af7ebebf226dc4b89e0e45888a5ffba6e736fdf81e0517d62e5dfb94ba460410
  • Size 906KB
  • Sample220524-tmekbahah2
  • SHA256 af7ebebf226dc4b89e0e45888a5ffba6e736fdf81e0517d62e5dfb94ba460410
  • MD5 SHA1 SHA512

Malware Config

Extracted

Path
  • C:\Users\Admin\AppData\Local\Temp\3B8E3C2477\Log.txt

  • masslogger

Ransom Note
  • ################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 Location: United States OS: Microsoft Windows 7 Ultimate 64bit CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/24/2022 6:44:38 PM MassLogger Started: 5/24/2022 6:44:31 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\af7ebebf226dc4b89e0e45888a5ffba6e736fdf81e0517d62e5dfb94ba460410.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

    • Target
      af7ebebf226dc4b89e0e45888a5ffba6e736fdf81e0517d62e5dfb94ba460410
    • Size 906KB
    • SHA256 af7ebebf226dc4b89e0e45888a5ffba6e736fdf81e0517d62e5dfb94ba460410
    • MD5 SHA1 SHA512
    • CoreEntity .NET Packer

      A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • Checks computer location settings

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

    • 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 v6

Tasks