General

  • Target

    ef473de20ad30b4b1b6a62fa098d950b_JaffaCakes118

  • Size

    502KB

  • Sample

    241214-r4lnvavpfy

  • MD5

    ef473de20ad30b4b1b6a62fa098d950b

  • SHA1

    d8c6b974fcaf6a262ef487afb7cf68359310f31b

  • SHA256

    af8dfbb8e5fe366aa99d1f63f2646e340624bf60dbf2ca49fafdd9f7a7ef6758

  • SHA512

    0e76a8a01a085c43da83da87b13c40ccb7f19b0b3f8871ad1a68c628d4ef84f054f8bd76b9aba6ac3d2d1480791ac6d94843b3adf56f331aafb6ba906ca1a5e3

  • SSDEEP

    12288:PCMraPSx9BQ26xD6CPqbohjayHxtgFVd2BHqFa:6MOPSx7Qx5vPJZRtgFVKZ

Malware Config

Extracted

Family

darkcomet

Botnet

school

C2

192.168.1.49:1604

Mutex

DC_MUTEX-7Z4VQFQ

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    Szzv92MS64pF

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      ef473de20ad30b4b1b6a62fa098d950b_JaffaCakes118

    • Size

      502KB

    • MD5

      ef473de20ad30b4b1b6a62fa098d950b

    • SHA1

      d8c6b974fcaf6a262ef487afb7cf68359310f31b

    • SHA256

      af8dfbb8e5fe366aa99d1f63f2646e340624bf60dbf2ca49fafdd9f7a7ef6758

    • SHA512

      0e76a8a01a085c43da83da87b13c40ccb7f19b0b3f8871ad1a68c628d4ef84f054f8bd76b9aba6ac3d2d1480791ac6d94843b3adf56f331aafb6ba906ca1a5e3

    • SSDEEP

      12288:PCMraPSx9BQ26xD6CPqbohjayHxtgFVd2BHqFa:6MOPSx7Qx5vPJZRtgFVKZ

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks