General

  • Target

    46191bc0f23bf2270ae058c0b57bc03a7712494e2b8afdc02f62585d6be0dc29

  • Size

    1.2MB

  • Sample

    220330-cgymkaedh9

  • MD5

    6b4fa0943b5aea06d92a9a029e28aa2f

  • SHA1

    871dec23ab9fac653d913afbd8ec15f2cc6e3bf5

  • SHA256

    46191bc0f23bf2270ae058c0b57bc03a7712494e2b8afdc02f62585d6be0dc29

  • SHA512

    8a7adaae689dc0d533e6d3bb9a92d579bdbef75822b156873e7fba3d4cd8d75f8a9d4246cad91722f17a1a06bea7e7d283e80b995d21aafa6a6a56a36b7eff98

Malware Config

Targets

    • Target

      46191bc0f23bf2270ae058c0b57bc03a7712494e2b8afdc02f62585d6be0dc29

    • Size

      1.2MB

    • MD5

      6b4fa0943b5aea06d92a9a029e28aa2f

    • SHA1

      871dec23ab9fac653d913afbd8ec15f2cc6e3bf5

    • SHA256

      46191bc0f23bf2270ae058c0b57bc03a7712494e2b8afdc02f62585d6be0dc29

    • SHA512

      8a7adaae689dc0d533e6d3bb9a92d579bdbef75822b156873e7fba3d4cd8d75f8a9d4246cad91722f17a1a06bea7e7d283e80b995d21aafa6a6a56a36b7eff98

    • 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

    • Adds Run key to start application

    • 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