General

  • Target

    10979f9fbee39c33046e940c5893569a1963d3c82de2627394e940ea070f0909

  • Size

    1.1MB

  • Sample

    220630-wntfzafbel

  • MD5

    ef826a08ca7e802e0a5a5c61b58b2a80

  • SHA1

    467f33a80dd20e33c0f89ebd69d265cbe109556d

  • SHA256

    10979f9fbee39c33046e940c5893569a1963d3c82de2627394e940ea070f0909

  • SHA512

    cd51bec962ba2aa24ea5747111b9bf292591009cef084facaf56278ab338964b3149a2e6f9d4c2e17ceba15c2095d6af0081c7175ea841a661ca3fe9ef1c3dac

Malware Config

Targets

    • Target

      10979f9fbee39c33046e940c5893569a1963d3c82de2627394e940ea070f0909

    • Size

      1.1MB

    • MD5

      ef826a08ca7e802e0a5a5c61b58b2a80

    • SHA1

      467f33a80dd20e33c0f89ebd69d265cbe109556d

    • SHA256

      10979f9fbee39c33046e940c5893569a1963d3c82de2627394e940ea070f0909

    • SHA512

      cd51bec962ba2aa24ea5747111b9bf292591009cef084facaf56278ab338964b3149a2e6f9d4c2e17ceba15c2095d6af0081c7175ea841a661ca3fe9ef1c3dac

    • 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.

    • 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