General

  • Target
    49a08e44775cbeb7884f980850a07a08386b1c5359a120984b61515df6509140
  • Size 1.7MB
  • Sample220417-rfpqlafdfp
  • SHA256 49a08e44775cbeb7884f980850a07a08386b1c5359a120984b61515df6509140
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      49a08e44775cbeb7884f980850a07a08386b1c5359a120984b61515df6509140
    • Size 1.7MB
    • SHA256 49a08e44775cbeb7884f980850a07a08386b1c5359a120984b61515df6509140
    • MD5 SHA1 SHA512
    • MassLogger

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

    • MassLogger Main Payload

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • 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