General

  • Target

    1f861816998420f9cf99ee91c77fe8cb5fb3ff7750caaed27e0570aa35a7bb48.exe

  • Size

    1.7MB

  • Sample

    250117-q2hzhaznby

  • MD5

    2865c19b41d7790e761e3375174b8b2e

  • SHA1

    745a04eeee90df0823e8b3c7b0e1b297646acda1

  • SHA256

    1f861816998420f9cf99ee91c77fe8cb5fb3ff7750caaed27e0570aa35a7bb48

  • SHA512

    c76edaee744073ffdc32a4a15448b1b6faaac07ecce7792f06e352868a9ab4b68e3bdbf07b58b95bdeb7d4f3e8ea95979576769253390550a9dd25ec313bd4aa

  • SSDEEP

    49152:j+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvx:OTHUxUoh1IF9gl2q

Malware Config

Targets

    • Target

      1f861816998420f9cf99ee91c77fe8cb5fb3ff7750caaed27e0570aa35a7bb48.exe

    • Size

      1.7MB

    • MD5

      2865c19b41d7790e761e3375174b8b2e

    • SHA1

      745a04eeee90df0823e8b3c7b0e1b297646acda1

    • SHA256

      1f861816998420f9cf99ee91c77fe8cb5fb3ff7750caaed27e0570aa35a7bb48

    • SHA512

      c76edaee744073ffdc32a4a15448b1b6faaac07ecce7792f06e352868a9ab4b68e3bdbf07b58b95bdeb7d4f3e8ea95979576769253390550a9dd25ec313bd4aa

    • SSDEEP

      49152:j+gYXZTD1VXUqzX7VwjvMoh1IFyuyigWnMzm6sDBKvx:OTHUxUoh1IF9gl2q

    • 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