General

  • Target

    JaffaCakes118_51678144017bfc389ab538c7b305e479d1b593d717b5d80b784c2f8cdcff92e0

  • Size

    1.3MB

  • Sample

    241230-cvasnavmel

  • MD5

    422441400d128e80c4c8e23cd2a15d8c

  • SHA1

    a06afa2a9ad15e6ddc58f371f6fba0986d124bc9

  • SHA256

    51678144017bfc389ab538c7b305e479d1b593d717b5d80b784c2f8cdcff92e0

  • SHA512

    65e3fa61e94b958a787626dc5303da20488e6488aa119941156f72c7a8566fd41607b77b3d06cddd0b9603621694d73b100b791ef9a541b4e2df49449aea7b4f

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_51678144017bfc389ab538c7b305e479d1b593d717b5d80b784c2f8cdcff92e0

    • Size

      1.3MB

    • MD5

      422441400d128e80c4c8e23cd2a15d8c

    • SHA1

      a06afa2a9ad15e6ddc58f371f6fba0986d124bc9

    • SHA256

      51678144017bfc389ab538c7b305e479d1b593d717b5d80b784c2f8cdcff92e0

    • SHA512

      65e3fa61e94b958a787626dc5303da20488e6488aa119941156f72c7a8566fd41607b77b3d06cddd0b9603621694d73b100b791ef9a541b4e2df49449aea7b4f

    • 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