General

  • Target

    24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc.exe

  • Size

    775KB

  • Sample

    241116-cptzcaxjc1

  • MD5

    0ed1f9cb842483e03e36cee538678ffd

  • SHA1

    1d13a84aa671b75f66f4c7fce8339619291d4a43

  • SHA256

    24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc

  • SHA512

    78cb214db0ecbc532a50fc1344a138125e0031485c004e95bc21064165f9fd667fa582cd5196a6e1b4276b6dd7fa1d23dfabfe0c58b0d93fbf8e5329b064a809

  • SSDEEP

    12288:FFg6HIZxWaga+z9e9qJeyLVqlUhqgPXdU2ypi0w8ncqXuvVw4heSNSzLz/:FIrr+h0qJeiqlGVUskcz9w4jI3b

Malware Config

Targets

    • Target

      24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc.exe

    • Size

      775KB

    • MD5

      0ed1f9cb842483e03e36cee538678ffd

    • SHA1

      1d13a84aa671b75f66f4c7fce8339619291d4a43

    • SHA256

      24f719954fbcfd391426579d7f4965d2771f0d2751bed291e6a8dd26228315cc

    • SHA512

      78cb214db0ecbc532a50fc1344a138125e0031485c004e95bc21064165f9fd667fa582cd5196a6e1b4276b6dd7fa1d23dfabfe0c58b0d93fbf8e5329b064a809

    • SSDEEP

      12288:FFg6HIZxWaga+z9e9qJeyLVqlUhqgPXdU2ypi0w8ncqXuvVw4heSNSzLz/:FIrr+h0qJeiqlGVUskcz9w4jI3b

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • 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.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks