General

  • Target

    496f1defa92daf684818e5d161c71e8b_JaffaCakes118

  • Size

    658KB

  • Sample

    241015-xfxzvs1aqb

  • MD5

    496f1defa92daf684818e5d161c71e8b

  • SHA1

    de21e1d8c5645f4550f09d11295b81293164a0f1

  • SHA256

    745115e5515092ad108ad14211fc1f03e0dd4730bfeb79b5fadd753a4ba14f36

  • SHA512

    805a88a93ddd3b4dc9bafaebf91723a7db70302007b8603a33c6cdea4f769ca15f62c84a689fef131be73fe15984491bc434e6a8a1d51839a441bf9a933a50fc

  • SSDEEP

    12288:qa11Gr3+pfNixGTdIkIxJIEo3gMH70mVogKp4tQ3BfS6oN+qESVBx7neivjX/I:qWixGpuIEow7WG4tQxa6ojxvnei7

Malware Config

Targets

    • Target

      496f1defa92daf684818e5d161c71e8b_JaffaCakes118

    • Size

      658KB

    • MD5

      496f1defa92daf684818e5d161c71e8b

    • SHA1

      de21e1d8c5645f4550f09d11295b81293164a0f1

    • SHA256

      745115e5515092ad108ad14211fc1f03e0dd4730bfeb79b5fadd753a4ba14f36

    • SHA512

      805a88a93ddd3b4dc9bafaebf91723a7db70302007b8603a33c6cdea4f769ca15f62c84a689fef131be73fe15984491bc434e6a8a1d51839a441bf9a933a50fc

    • SSDEEP

      12288:qa11Gr3+pfNixGTdIkIxJIEo3gMH70mVogKp4tQ3BfS6oN+qESVBx7neivjX/I:qWixGpuIEow7WG4tQxa6ojxvnei7

    • Modifies security service

    • Windows security bypass

    • Sets service image path in registry

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • Deletes itself

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks registry for disk virtualization

      Detecting virtualization disks is order done to detect sandboxing environments.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Maps connected drives based on registry

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

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks