General

  • Target

    JaffaCakes118_4cf3eb34f23ef76967a2f4f5d367c51f

  • Size

    658KB

  • Sample

    250304-m38prsyvhx

  • MD5

    4cf3eb34f23ef76967a2f4f5d367c51f

  • SHA1

    92dca7831a334b980c28e0dec48c466c642f225c

  • SHA256

    a543b61c81121fb6e68729ce304f19133e33e53fb30143264208556228789ebf

  • SHA512

    5f15a872fd77ca477e40375b8ebd2c98fe2a4d4f5bcbbfff01cf0334a060a6603b2dc78982bcf89c6403f916f1bece750ca5f04727a8544d667263000668397c

  • SSDEEP

    12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/he:KZ1xuVVjfFoynPaVBUR8f+kN10EB8

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

192.168.1.2:2221

Mutex

DC_MUTEX-NKM6LB5

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    LjPsbuhRfdcu

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

rc4.plain

Targets

    • Target

      JaffaCakes118_4cf3eb34f23ef76967a2f4f5d367c51f

    • Size

      658KB

    • MD5

      4cf3eb34f23ef76967a2f4f5d367c51f

    • SHA1

      92dca7831a334b980c28e0dec48c466c642f225c

    • SHA256

      a543b61c81121fb6e68729ce304f19133e33e53fb30143264208556228789ebf

    • SHA512

      5f15a872fd77ca477e40375b8ebd2c98fe2a4d4f5bcbbfff01cf0334a060a6603b2dc78982bcf89c6403f916f1bece750ca5f04727a8544d667263000668397c

    • SSDEEP

      12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/he:KZ1xuVVjfFoynPaVBUR8f+kN10EB8

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks