General

  • Target
    60091743pdf.exe
  • Size 1.1MB
  • Sample200830-m9clz2tjpj
  • SHA256 9bf180bb7b3cc0fcc6d01b68e2aa82d2f853e081ec71e34942d875324a2415b4
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      60091743pdf.exe
    • Size 1.1MB
    • SHA256 9bf180bb7b3cc0fcc6d01b68e2aa82d2f853e081ec71e34942d875324a2415b4
    • 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.

    • Deletes itself

    • Reads user/profile data of web browsers

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

    • 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