General

  • Target

    edaa6e59550cee2fbd5d9bff13fc275f_JaffaCakes118

  • Size

    2.6MB

  • Sample

    240411-r4b5eagg6v

  • MD5

    edaa6e59550cee2fbd5d9bff13fc275f

  • SHA1

    a25647ed65bec66fbfe498adba57122978a7a220

  • SHA256

    a36985ccc46e402fec760f74b5479ea1ff84736f0855b9be754f8513c9358096

  • SHA512

    3519d05325085649cdc781447dabda543d377d533334d6c62d3660319902ba7a73563dcfc7af50773ac3488376994af5c512de6b978340f655aae8dc71a0ff09

  • SSDEEP

    49152:tU/5M1X4Wl/YvzYCQR9RQs+C40yZpJaD99G3:tKq4oEa9RQs+Cn4/UK3

Malware Config

Targets

    • Target

      edaa6e59550cee2fbd5d9bff13fc275f_JaffaCakes118

    • Size

      2.6MB

    • MD5

      edaa6e59550cee2fbd5d9bff13fc275f

    • SHA1

      a25647ed65bec66fbfe498adba57122978a7a220

    • SHA256

      a36985ccc46e402fec760f74b5479ea1ff84736f0855b9be754f8513c9358096

    • SHA512

      3519d05325085649cdc781447dabda543d377d533334d6c62d3660319902ba7a73563dcfc7af50773ac3488376994af5c512de6b978340f655aae8dc71a0ff09

    • SSDEEP

      49152:tU/5M1X4Wl/YvzYCQR9RQs+C40yZpJaD99G3:tKq4oEa9RQs+Cn4/UK3

    • Modifies visiblity of hidden/system files in Explorer

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks