General

  • Target

    34ae6dd84f3f38d8e03e76c28b3ab734a8b806f6f5544b7d42ce14e1775463f6N.exe

  • Size

    1.7MB

  • Sample

    241219-3dmn1atkhq

  • MD5

    588e6b61bedc53cff84d52ded6c201b0

  • SHA1

    48e42d75a1852507a276c6a84f2ab43c750486f0

  • SHA256

    34ae6dd84f3f38d8e03e76c28b3ab734a8b806f6f5544b7d42ce14e1775463f6

  • SHA512

    9b91d3c9b442790c16c22b2967fdcde3f6742f42c06304e4e34a6ab93620c6ff0170fddff5d7b447ce95528e4e10dc21cbe975a3b296f08d9d7275dc15c2aa30

  • SSDEEP

    49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:+THUxUoh1IF9gl2

Malware Config

Targets

    • Target

      34ae6dd84f3f38d8e03e76c28b3ab734a8b806f6f5544b7d42ce14e1775463f6N.exe

    • Size

      1.7MB

    • MD5

      588e6b61bedc53cff84d52ded6c201b0

    • SHA1

      48e42d75a1852507a276c6a84f2ab43c750486f0

    • SHA256

      34ae6dd84f3f38d8e03e76c28b3ab734a8b806f6f5544b7d42ce14e1775463f6

    • SHA512

      9b91d3c9b442790c16c22b2967fdcde3f6742f42c06304e4e34a6ab93620c6ff0170fddff5d7b447ce95528e4e10dc21cbe975a3b296f08d9d7275dc15c2aa30

    • SSDEEP

      49152:T+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKv:+THUxUoh1IF9gl2

    • 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