General

  • Target

    5905bd8a2cab5f18683084c51c6d03fa1bca922d0f3206441d0a509928f8ecb2

  • Size

    1.8MB

  • Sample

    220418-t4f5gafacn

  • MD5

    23738c9390b73fa21bf593279acf432f

  • SHA1

    e9d03ed92dd1f01c978f70a1621470abeef750b1

  • SHA256

    5905bd8a2cab5f18683084c51c6d03fa1bca922d0f3206441d0a509928f8ecb2

  • SHA512

    5a9bff6d74bc58f6534c738398eb8f22ca544a66acc9550adb5ef88a0803e22e10dac03d790f35e48c999cbdc0e0d7a6c51877e44b0632b8673eb8e37fb3feaf

Malware Config

Targets

    • Target

      5905bd8a2cab5f18683084c51c6d03fa1bca922d0f3206441d0a509928f8ecb2

    • Size

      1.8MB

    • MD5

      23738c9390b73fa21bf593279acf432f

    • SHA1

      e9d03ed92dd1f01c978f70a1621470abeef750b1

    • SHA256

      5905bd8a2cab5f18683084c51c6d03fa1bca922d0f3206441d0a509928f8ecb2

    • SHA512

      5a9bff6d74bc58f6534c738398eb8f22ca544a66acc9550adb5ef88a0803e22e10dac03d790f35e48c999cbdc0e0d7a6c51877e44b0632b8673eb8e37fb3feaf

    • 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

    • 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