General

  • Target
    Sep_offerAlumi_pdf.exe
  • Size 1006KB
  • Sample201013-97xbjrmr1n
  • SHA256 74162983ed626c05ba65a31fa71a81ff2bc4cabcfe5019a94f63dc32ae873f23
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      Sep_offerAlumi_pdf.exe
    • Size 1006KB
    • SHA256 74162983ed626c05ba65a31fa71a81ff2bc4cabcfe5019a94f63dc32ae873f23
    • MD5 SHA1 SHA512
    • MassLogger

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

    • MassLogger Main Payload

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • 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