General

  • Target

    d81ea31e2c38a63dc3878fa6cb1098d6969775b70a4c64d6234c6bb4b1019154

  • Size

    883KB

  • Sample

    220512-n9lz1sgecn

  • MD5

    f423cccffd35959daa3002c39d844710

  • SHA1

    9bbb9d44d28ce430f0ebc56f7fe999329e5bcd03

  • SHA256

    d81ea31e2c38a63dc3878fa6cb1098d6969775b70a4c64d6234c6bb4b1019154

  • SHA512

    538337218d0081cc6bb269b985893ea75642263c13abb6b5ee02655931b3592a2833495b445debf19f4f6c4629a778b75ee8b2790aeab3f30845c63feb80d53d

Malware Config

Targets

    • Target

      d81ea31e2c38a63dc3878fa6cb1098d6969775b70a4c64d6234c6bb4b1019154

    • Size

      883KB

    • MD5

      f423cccffd35959daa3002c39d844710

    • SHA1

      9bbb9d44d28ce430f0ebc56f7fe999329e5bcd03

    • SHA256

      d81ea31e2c38a63dc3878fa6cb1098d6969775b70a4c64d6234c6bb4b1019154

    • SHA512

      538337218d0081cc6bb269b985893ea75642263c13abb6b5ee02655931b3592a2833495b445debf19f4f6c4629a778b75ee8b2790aeab3f30845c63feb80d53d

    • 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