General

  • Target

    49d7ae92520f3ec875d9bb7ac984f8b0_JaffaCakes118

  • Size

    5.5MB

  • Sample

    241015-y7cnnszanq

  • MD5

    49d7ae92520f3ec875d9bb7ac984f8b0

  • SHA1

    9f479055ae31aadb9d45cfbc52ad5c7d5ce241f3

  • SHA256

    0256b34c7f9649b6ead46a5657039e21fbc023adc7b0cbce3692964cf70c3714

  • SHA512

    da38396ad457ee5da32fcaa85a3b16e79a0cc7e751b95cbfa83e2426f6d8fefe4002421c5d20f357d7ed39e56250e00cd0e9a39dcbe78d3aa86cbe087bdf85ca

  • SSDEEP

    98304:nQg6oMBZR8943+ZTSC21vqjh7GLw31vqjh7GLwT:nX6M94uxSJVqdGLw3VqdGLwT

Malware Config

Targets

    • Target

      49d7ae92520f3ec875d9bb7ac984f8b0_JaffaCakes118

    • Size

      5.5MB

    • MD5

      49d7ae92520f3ec875d9bb7ac984f8b0

    • SHA1

      9f479055ae31aadb9d45cfbc52ad5c7d5ce241f3

    • SHA256

      0256b34c7f9649b6ead46a5657039e21fbc023adc7b0cbce3692964cf70c3714

    • SHA512

      da38396ad457ee5da32fcaa85a3b16e79a0cc7e751b95cbfa83e2426f6d8fefe4002421c5d20f357d7ed39e56250e00cd0e9a39dcbe78d3aa86cbe087bdf85ca

    • SSDEEP

      98304:nQg6oMBZR8943+ZTSC21vqjh7GLw31vqjh7GLwT:nX6M94uxSJVqdGLw3VqdGLwT

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Checks whether UAC is enabled

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks