General

  • Target

    c27696ee5ee4521f82f3a4d7b463eb10a95635d3d7516109060f9b4a0838f252.exe

  • Size

    1.7MB

  • Sample

    250124-fd3c5azqev

  • MD5

    8abf836c2a16ee571afc67fde90325b1

  • SHA1

    c224cbb2b5b5f09cb1c60e20b3d4d9ca726d1d08

  • SHA256

    c27696ee5ee4521f82f3a4d7b463eb10a95635d3d7516109060f9b4a0838f252

  • SHA512

    c17401b6614b0a242f93fd39cc526180a0642e0458e3c98705aec842ec4d7e29221abce5a89c0463fcab9755c419ddb2a6456481be06e306cbc6dc168da66ad1

  • SSDEEP

    49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvd:+THUxUoh1IF9gl22

Malware Config

Targets

    • Target

      c27696ee5ee4521f82f3a4d7b463eb10a95635d3d7516109060f9b4a0838f252.exe

    • Size

      1.7MB

    • MD5

      8abf836c2a16ee571afc67fde90325b1

    • SHA1

      c224cbb2b5b5f09cb1c60e20b3d4d9ca726d1d08

    • SHA256

      c27696ee5ee4521f82f3a4d7b463eb10a95635d3d7516109060f9b4a0838f252

    • SHA512

      c17401b6614b0a242f93fd39cc526180a0642e0458e3c98705aec842ec4d7e29221abce5a89c0463fcab9755c419ddb2a6456481be06e306cbc6dc168da66ad1

    • SSDEEP

      49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvd:+THUxUoh1IF9gl22

    • 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