General

  • Target

    JaffaCakes118_176a97f7dc22447402dff707606574da

  • Size

    660KB

  • Sample

    250222-fqc9rsyqdq

  • MD5

    176a97f7dc22447402dff707606574da

  • SHA1

    f75977946e32fb62adfac136880e10afda7dae7e

  • SHA256

    298e1522a6025c4c8d9ad3779c0c93b8910e2d9fbe35a682165840d7bdf88bd3

  • SHA512

    e4269ed9e8be15868064f2781eb61b1cc001a36e57af91e7127fa387a13fa92c640b41fbbcb7f9fcede4e8d060f58e04e71c2890a1a131fb47bb2dd619a72189

  • SSDEEP

    12288:EXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452UV:SnAw2WWeFcfbP9VPSPMTSPL/rWvzq4JF

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

black12345.zapto.org:4444

Mutex

DC_MUTEX-F54S21D

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    Da8E9UZl6gjs

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

rc4.plain

Targets

    • Target

      JaffaCakes118_176a97f7dc22447402dff707606574da

    • Size

      660KB

    • MD5

      176a97f7dc22447402dff707606574da

    • SHA1

      f75977946e32fb62adfac136880e10afda7dae7e

    • SHA256

      298e1522a6025c4c8d9ad3779c0c93b8910e2d9fbe35a682165840d7bdf88bd3

    • SHA512

      e4269ed9e8be15868064f2781eb61b1cc001a36e57af91e7127fa387a13fa92c640b41fbbcb7f9fcede4e8d060f58e04e71c2890a1a131fb47bb2dd619a72189

    • SSDEEP

      12288:EXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452UV:SnAw2WWeFcfbP9VPSPMTSPL/rWvzq4JF

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks