General

  • Target

    7ab53d9063a99fe6b38d630bc1c7bc333827d3db4bef404881208c95f4397ceaN.exe

  • Size

    1.7MB

  • Sample

    241218-hs3csayjhv

  • MD5

    9d6fd4119977f8cbcc627015ec074b70

  • SHA1

    3a08d83ca46e9ecbf3fd883b63937ea794aef410

  • SHA256

    7ab53d9063a99fe6b38d630bc1c7bc333827d3db4bef404881208c95f4397cea

  • SHA512

    8d68579ad5299a5f9a57d535e749606dd21851c1fa670fa0820efc21d431d25ea6977c54a3cdea9f243663852a6043c988848cc73748b85473509d09fa2f7760

  • SSDEEP

    49152:z+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:eTHUxUoh1IF9gl2

Malware Config

Targets

    • Target

      7ab53d9063a99fe6b38d630bc1c7bc333827d3db4bef404881208c95f4397ceaN.exe

    • Size

      1.7MB

    • MD5

      9d6fd4119977f8cbcc627015ec074b70

    • SHA1

      3a08d83ca46e9ecbf3fd883b63937ea794aef410

    • SHA256

      7ab53d9063a99fe6b38d630bc1c7bc333827d3db4bef404881208c95f4397cea

    • SHA512

      8d68579ad5299a5f9a57d535e749606dd21851c1fa670fa0820efc21d431d25ea6977c54a3cdea9f243663852a6043c988848cc73748b85473509d09fa2f7760

    • SSDEEP

      49152:z+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:eTHUxUoh1IF9gl2

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks