General

  • Target

    JaffaCakes118_a31a2c723d18f5db2c5d963c5fffb6f1931384e5b24dd2da129d1a208f27322a

  • Size

    1.3MB

  • Sample

    241230-csmdnsvkew

  • MD5

    fdb3dc5552dc4efe431cf601ef09e6c6

  • SHA1

    edc4dbb399ae32ec287eaac6dece94ffcd40fd8a

  • SHA256

    a31a2c723d18f5db2c5d963c5fffb6f1931384e5b24dd2da129d1a208f27322a

  • SHA512

    a47efb1a93ce70468f49c5b850a29af30cb3bae7f1e646c084a18e99e1720390be759a617d01878602f170ae47c814e9facb041a3129170a969dfaeb517e264a

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_a31a2c723d18f5db2c5d963c5fffb6f1931384e5b24dd2da129d1a208f27322a

    • Size

      1.3MB

    • MD5

      fdb3dc5552dc4efe431cf601ef09e6c6

    • SHA1

      edc4dbb399ae32ec287eaac6dece94ffcd40fd8a

    • SHA256

      a31a2c723d18f5db2c5d963c5fffb6f1931384e5b24dd2da129d1a208f27322a

    • SHA512

      a47efb1a93ce70468f49c5b850a29af30cb3bae7f1e646c084a18e99e1720390be759a617d01878602f170ae47c814e9facb041a3129170a969dfaeb517e264a

    • 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