Resubmissions

12-01-2025 09:42

250112-lpbmfazkcj 10

12-01-2025 09:37

250112-llm63awrg1 10

General

  • Target

    56e3e8a3c813bd8b6f1902919358ffe240f0d2cafea63957bf5ba515d732f937N.exe

  • Size

    1.7MB

  • Sample

    250112-llm63awrg1

  • MD5

    68299bd69adfdcc262617c6478268f90

  • SHA1

    1e8608d43b9d7dc8eeb75a27aa53a33113114987

  • SHA256

    56e3e8a3c813bd8b6f1902919358ffe240f0d2cafea63957bf5ba515d732f937

  • SHA512

    edc172e5f16608210cbbc519a0cad465b559dc59293ed227649bf4da004491f68dcb23834f0528c5e9c8e6fffb70f682675207114fd513b8a84433154f0664af

  • SSDEEP

    24576:N3QwuLyEbVoCtPreIjNLoN/VNGeSQDx1m17zezKOkCzeJGFUJ:NgwuuEpdDLNwVMeXDL0fdSzAG

Malware Config

Targets

    • Target

      56e3e8a3c813bd8b6f1902919358ffe240f0d2cafea63957bf5ba515d732f937N.exe

    • Size

      1.7MB

    • MD5

      68299bd69adfdcc262617c6478268f90

    • SHA1

      1e8608d43b9d7dc8eeb75a27aa53a33113114987

    • SHA256

      56e3e8a3c813bd8b6f1902919358ffe240f0d2cafea63957bf5ba515d732f937

    • SHA512

      edc172e5f16608210cbbc519a0cad465b559dc59293ed227649bf4da004491f68dcb23834f0528c5e9c8e6fffb70f682675207114fd513b8a84433154f0664af

    • SSDEEP

      24576:N3QwuLyEbVoCtPreIjNLoN/VNGeSQDx1m17zezKOkCzeJGFUJ:NgwuuEpdDLNwVMeXDL0fdSzAG

    • 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