General

  • Target

    d653ac9835f0dcf56b64fffebd433a1b1f647af0c1333eca8d2a7285ba113087.exe

  • Size

    1.7MB

  • Sample

    241207-ep46esvqcs

  • MD5

    7094bec5c74b11ca66951e7013264883

  • SHA1

    1e784f9036b8186f79f774e8c5994a40a6e0ce1d

  • SHA256

    d653ac9835f0dcf56b64fffebd433a1b1f647af0c1333eca8d2a7285ba113087

  • SHA512

    c1f2abed94ee88516a362eda3cd7404eefc816136ae1174efa665e16a0cf89913e51a3ab0dc40fe671bf7c360b65e1eed7a16c9787622b8ca039ef3763530bfe

  • SSDEEP

    49152:j+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvG:OTHUxUoh1IF9gl2h

Malware Config

Targets

    • Target

      d653ac9835f0dcf56b64fffebd433a1b1f647af0c1333eca8d2a7285ba113087.exe

    • Size

      1.7MB

    • MD5

      7094bec5c74b11ca66951e7013264883

    • SHA1

      1e784f9036b8186f79f774e8c5994a40a6e0ce1d

    • SHA256

      d653ac9835f0dcf56b64fffebd433a1b1f647af0c1333eca8d2a7285ba113087

    • SHA512

      c1f2abed94ee88516a362eda3cd7404eefc816136ae1174efa665e16a0cf89913e51a3ab0dc40fe671bf7c360b65e1eed7a16c9787622b8ca039ef3763530bfe

    • SSDEEP

      49152:j+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvG:OTHUxUoh1IF9gl2h

    • 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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks