General

  • Target

    JaffaCakes118_3fb015ec42272b4a1a8655f808bcaaf351cf331dbf8ab5d9dd14e5e83468e7cc

  • Size

    1.3MB

  • Sample

    241222-b3z7vaxrey

  • MD5

    b3f1e2d771d3a289db9e796f07ce13ed

  • SHA1

    cd9676fe6b6a69709b31fc302993afc7c047a731

  • SHA256

    3fb015ec42272b4a1a8655f808bcaaf351cf331dbf8ab5d9dd14e5e83468e7cc

  • SHA512

    07a495edd762db87ffa0c8ec2aba82405e4cbdd7d67a2d34b9fd0cf0fc1081b0db0543f17e9c4ed7028be6ca8e22a210fc5e3c5ea9d97ba7738d5a77621b765d

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_3fb015ec42272b4a1a8655f808bcaaf351cf331dbf8ab5d9dd14e5e83468e7cc

    • Size

      1.3MB

    • MD5

      b3f1e2d771d3a289db9e796f07ce13ed

    • SHA1

      cd9676fe6b6a69709b31fc302993afc7c047a731

    • SHA256

      3fb015ec42272b4a1a8655f808bcaaf351cf331dbf8ab5d9dd14e5e83468e7cc

    • SHA512

      07a495edd762db87ffa0c8ec2aba82405e4cbdd7d67a2d34b9fd0cf0fc1081b0db0543f17e9c4ed7028be6ca8e22a210fc5e3c5ea9d97ba7738d5a77621b765d

    • 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