General

  • Target

    JaffaCakes118_1a6a99e8a6fcbe045c612869b31e73dac5c536d0c42d913c019c7b7e8bca5a6c

  • Size

    1.3MB

  • Sample

    241222-qf96vszmek

  • MD5

    ef284d244f224b43ba44f389899d619d

  • SHA1

    d6cb34aca3cd8d8ce1d1ee8e2c7f32d8b025902d

  • SHA256

    1a6a99e8a6fcbe045c612869b31e73dac5c536d0c42d913c019c7b7e8bca5a6c

  • SHA512

    1c1b737581c9c9557fac2e119df22a67c92976d57e18b7054124ff9e79455fe71d9cc7c2bd610ddcc1bf2e6a06f89b6fe84d15ad2c0e2cd0ccae61cb5c1fefab

  • SSDEEP

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

Malware Config

Targets

    • Target

      JaffaCakes118_1a6a99e8a6fcbe045c612869b31e73dac5c536d0c42d913c019c7b7e8bca5a6c

    • Size

      1.3MB

    • MD5

      ef284d244f224b43ba44f389899d619d

    • SHA1

      d6cb34aca3cd8d8ce1d1ee8e2c7f32d8b025902d

    • SHA256

      1a6a99e8a6fcbe045c612869b31e73dac5c536d0c42d913c019c7b7e8bca5a6c

    • SHA512

      1c1b737581c9c9557fac2e119df22a67c92976d57e18b7054124ff9e79455fe71d9cc7c2bd610ddcc1bf2e6a06f89b6fe84d15ad2c0e2cd0ccae61cb5c1fefab

    • 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