General

  • Target

    JaffaCakes118_062060642ebb13f7448987c185864ace34700ca7ab1984b933c065519366554a

  • Size

    1.3MB

  • Sample

    241222-dchafszrev

  • MD5

    ce393bed59539e1450033e245544464e

  • SHA1

    de22c9834f2dcef103fe2bdf2037413a8a269fd7

  • SHA256

    062060642ebb13f7448987c185864ace34700ca7ab1984b933c065519366554a

  • SHA512

    733675f9568f22f850523af660ea4114d25bfd92654e70ef5a0b0b38cc7f49ec3d34b3e82473d1180e124486515e26c2700de20f3e8e1293cb27d17e72ac6f95

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_062060642ebb13f7448987c185864ace34700ca7ab1984b933c065519366554a

    • Size

      1.3MB

    • MD5

      ce393bed59539e1450033e245544464e

    • SHA1

      de22c9834f2dcef103fe2bdf2037413a8a269fd7

    • SHA256

      062060642ebb13f7448987c185864ace34700ca7ab1984b933c065519366554a

    • SHA512

      733675f9568f22f850523af660ea4114d25bfd92654e70ef5a0b0b38cc7f49ec3d34b3e82473d1180e124486515e26c2700de20f3e8e1293cb27d17e72ac6f95

    • 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