General

  • Target

    JaffaCakes118_913296a338aee9b2308e55aad3f554545e3d423394434479b17fba9fe8de92c6

  • Size

    1.3MB

  • Sample

    241230-bra4kstkam

  • MD5

    c97a6caec11ec6610195733865d575ed

  • SHA1

    3fc188e4875571201d40e7c036926953129cbd17

  • SHA256

    913296a338aee9b2308e55aad3f554545e3d423394434479b17fba9fe8de92c6

  • SHA512

    b34361e7e9412a79cd57e37cf8a6bd851ab081df7f4f30f9f4ac7898922fc6840020b981682a994abe7fad4dcf669da26644600fa3382d759cf6fdb9ab35626d

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_913296a338aee9b2308e55aad3f554545e3d423394434479b17fba9fe8de92c6

    • Size

      1.3MB

    • MD5

      c97a6caec11ec6610195733865d575ed

    • SHA1

      3fc188e4875571201d40e7c036926953129cbd17

    • SHA256

      913296a338aee9b2308e55aad3f554545e3d423394434479b17fba9fe8de92c6

    • SHA512

      b34361e7e9412a79cd57e37cf8a6bd851ab081df7f4f30f9f4ac7898922fc6840020b981682a994abe7fad4dcf669da26644600fa3382d759cf6fdb9ab35626d

    • 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