General

  • Target

    JaffaCakes118_41b94c39ae0828ac4e49fa6b3e8dbae6b7717ac5c917e989a2672357e4a10ff8

  • Size

    1.3MB

  • Sample

    241222-mtwzlsvrar

  • MD5

    3d37fb12df580f68104dc2b238308a6e

  • SHA1

    500ee6f2d0b5cba571ae0af87ef1870f0addd201

  • SHA256

    41b94c39ae0828ac4e49fa6b3e8dbae6b7717ac5c917e989a2672357e4a10ff8

  • SHA512

    cd9d2c5f641aafea76c30b03cfff5c9520a5375f2eb71e0ed4115b364b11e84dade93746a23b15db6a9f5bf11a55b9596194ece1d27936c010b87a53ea60bcdd

  • SSDEEP

    24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

Malware Config

Targets

    • Target

      JaffaCakes118_41b94c39ae0828ac4e49fa6b3e8dbae6b7717ac5c917e989a2672357e4a10ff8

    • Size

      1.3MB

    • MD5

      3d37fb12df580f68104dc2b238308a6e

    • SHA1

      500ee6f2d0b5cba571ae0af87ef1870f0addd201

    • SHA256

      41b94c39ae0828ac4e49fa6b3e8dbae6b7717ac5c917e989a2672357e4a10ff8

    • SHA512

      cd9d2c5f641aafea76c30b03cfff5c9520a5375f2eb71e0ed4115b364b11e84dade93746a23b15db6a9f5bf11a55b9596194ece1d27936c010b87a53ea60bcdd

    • SSDEEP

      24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

    • 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.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks