General

  • Target

    JaffaCakes118_ff90c45bdc5a2af542143e7857a726fe60d182f113a188fb77a6380fbc15500b

  • Size

    1.3MB

  • Sample

    241221-yv3dkaymdq

  • MD5

    978655e8b9ea7854362a7e86acb751fa

  • SHA1

    2a013b5deb208f90ff1eb6f964967d65e38f2c79

  • SHA256

    ff90c45bdc5a2af542143e7857a726fe60d182f113a188fb77a6380fbc15500b

  • SHA512

    0b6cff9ba54e7dc6e5f26a30a0ff17d2e819d81d75249f4670eb0b5040f3900fd85b9530ebf352665edb3242bb24fb0e6ce4f47fcecb86b54ea654e7b4061e4c

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_ff90c45bdc5a2af542143e7857a726fe60d182f113a188fb77a6380fbc15500b

    • Size

      1.3MB

    • MD5

      978655e8b9ea7854362a7e86acb751fa

    • SHA1

      2a013b5deb208f90ff1eb6f964967d65e38f2c79

    • SHA256

      ff90c45bdc5a2af542143e7857a726fe60d182f113a188fb77a6380fbc15500b

    • SHA512

      0b6cff9ba54e7dc6e5f26a30a0ff17d2e819d81d75249f4670eb0b5040f3900fd85b9530ebf352665edb3242bb24fb0e6ce4f47fcecb86b54ea654e7b4061e4c

    • 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

MITRE ATT&CK Enterprise v15

Tasks