General

  • Target

    JaffaCakes118_55fce07b7d5723e640d094e270160d5ed291651b78722be7d6f661edd4566605

  • Size

    1.3MB

  • Sample

    241222-aadbyavner

  • MD5

    cdf155e2dcac11dd627002842913867f

  • SHA1

    e2cfdce8c2e7d4a62ac4ca45c62d5974fa73d6c8

  • SHA256

    55fce07b7d5723e640d094e270160d5ed291651b78722be7d6f661edd4566605

  • SHA512

    1f854be652245458ce62044081b709f54c9648879feeb4222e2d0779bdc42119c8091223d388f587c475132dd2bb32ebbad5e4604ff09a4534860eb90dad29bc

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_55fce07b7d5723e640d094e270160d5ed291651b78722be7d6f661edd4566605

    • Size

      1.3MB

    • MD5

      cdf155e2dcac11dd627002842913867f

    • SHA1

      e2cfdce8c2e7d4a62ac4ca45c62d5974fa73d6c8

    • SHA256

      55fce07b7d5723e640d094e270160d5ed291651b78722be7d6f661edd4566605

    • SHA512

      1f854be652245458ce62044081b709f54c9648879feeb4222e2d0779bdc42119c8091223d388f587c475132dd2bb32ebbad5e4604ff09a4534860eb90dad29bc

    • 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