General

  • Target

    2a6c125d7ddbdf876a132dad12f33d34_JaffaCakes118

  • Size

    3.1MB

  • Sample

    240509-rychzsef4y

  • MD5

    2a6c125d7ddbdf876a132dad12f33d34

  • SHA1

    961dae6d9cac36b3cb7a2ef1f63792af56b4c1d9

  • SHA256

    b32a1cc7bf5666616499860b1c75db6a19fbd31dad2be7ef5f13720dec6939af

  • SHA512

    fa3f90ae6d922dec6c1cf2c60efeca7bf189e0f901dc893539c45e6ea35f94b30e835db748c3b48d31ed452628ccc7319ca92341aa7c8f3ced56f8be9dc6e506

  • SSDEEP

    49152:AUfYxziGK24+ZnH/XGiLVDd2Md9UySlEO+lFBe/kEcbycuhAOOdudfV6wetNcLlV:A+YxGJWH/XNHd2KRqkPycu1Oafr+er

Score
9/10

Malware Config

Targets

    • Target

      2a6c125d7ddbdf876a132dad12f33d34_JaffaCakes118

    • Size

      3.1MB

    • MD5

      2a6c125d7ddbdf876a132dad12f33d34

    • SHA1

      961dae6d9cac36b3cb7a2ef1f63792af56b4c1d9

    • SHA256

      b32a1cc7bf5666616499860b1c75db6a19fbd31dad2be7ef5f13720dec6939af

    • SHA512

      fa3f90ae6d922dec6c1cf2c60efeca7bf189e0f901dc893539c45e6ea35f94b30e835db748c3b48d31ed452628ccc7319ca92341aa7c8f3ced56f8be9dc6e506

    • SSDEEP

      49152:AUfYxziGK24+ZnH/XGiLVDd2Md9UySlEO+lFBe/kEcbycuhAOOdudfV6wetNcLlV:A+YxGJWH/XNHd2KRqkPycu1Oafr+er

    Score
    9/10
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • 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.

    • Drops startup file

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks