General

  • Target

    8c2d4a055d7bae0f75dbbb218f47693d189eac67ab7b9958fc24e437b5a1965b

  • Size

    1.7MB

  • Sample

    241208-a8jllsynbj

  • MD5

    6c26f99f8cc5c28eedd98e866861d80d

  • SHA1

    44d8cc809e4617152a9d8d2f0ff45991407d3ca4

  • SHA256

    8c2d4a055d7bae0f75dbbb218f47693d189eac67ab7b9958fc24e437b5a1965b

  • SHA512

    d460bd742c0044711dd64d656977d924fc67e5580277a5649b931dd07d1de8951f408a711091037e8b08a81c391bccc1a8388745455180791af6c2b66c1a2359

  • SSDEEP

    49152:z+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:eTHUxUoh1IF9gl2

Malware Config

Targets

    • Target

      8c2d4a055d7bae0f75dbbb218f47693d189eac67ab7b9958fc24e437b5a1965b

    • Size

      1.7MB

    • MD5

      6c26f99f8cc5c28eedd98e866861d80d

    • SHA1

      44d8cc809e4617152a9d8d2f0ff45991407d3ca4

    • SHA256

      8c2d4a055d7bae0f75dbbb218f47693d189eac67ab7b9958fc24e437b5a1965b

    • SHA512

      d460bd742c0044711dd64d656977d924fc67e5580277a5649b931dd07d1de8951f408a711091037e8b08a81c391bccc1a8388745455180791af6c2b66c1a2359

    • 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