General

  • Target
    05d706b427d5bf71f40f80891ae615b1.exe
  • Size 1.1MB
  • Sample200713-1efbfrzqex
  • SHA256 fa28b1a6ff3b10c3fd15538fa05946b6864a49acead10738a0b6bdb44da64816
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      05d706b427d5bf71f40f80891ae615b1.exe
    • Size 1.1MB
    • SHA256 fa28b1a6ff3b10c3fd15538fa05946b6864a49acead10738a0b6bdb44da64816
    • MD5 SHA1 SHA512
    • MassLogger

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

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • Executes dropped EXE

    • UPX packed file

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

    • Drops startup file

    • Loads dropped DLL

    • 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