General

  • Target

    e6a761525b8d1ac1845cd704f591e73a3480748e81cad83a40b9efd30978e8eb

  • Size

    1.0MB

  • Sample

    220511-czwkxsdfc8

  • MD5

    b2ecd0827c748d1490c9ffcadd299003

  • SHA1

    3de57cc0018c961880fc08bd0e9f4c23095dfe25

  • SHA256

    e6a761525b8d1ac1845cd704f591e73a3480748e81cad83a40b9efd30978e8eb

  • SHA512

    d969c9c7b91d064d49489fc07a94f59e90cbfccab13b5422a15166ca7011ff2c35cd997a34e3d41aaaafd23bbbfa95d8f29f9dac16c6f6a456fedb0b72685738

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ayo2018

Targets

    • Target

      e6a761525b8d1ac1845cd704f591e73a3480748e81cad83a40b9efd30978e8eb

    • Size

      1.0MB

    • MD5

      b2ecd0827c748d1490c9ffcadd299003

    • SHA1

      3de57cc0018c961880fc08bd0e9f4c23095dfe25

    • SHA256

      e6a761525b8d1ac1845cd704f591e73a3480748e81cad83a40b9efd30978e8eb

    • SHA512

      d969c9c7b91d064d49489fc07a94f59e90cbfccab13b5422a15166ca7011ff2c35cd997a34e3d41aaaafd23bbbfa95d8f29f9dac16c6f6a456fedb0b72685738

    • 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