General

  • Target

    6bf69b1a5506b92cd31d73daa9a38af6_JaffaCakes118

  • Size

    681KB

  • Sample

    241022-1a43rsveke

  • MD5

    6bf69b1a5506b92cd31d73daa9a38af6

  • SHA1

    f3a342a634f810a275b73c89ed8725fe1da41d7b

  • SHA256

    d74a908c52c20ffecce292ffd6e0fa73c5b54870c7117c64848d6e841412f9b5

  • SHA512

    c009ad1774abd789e0cd8d286860b61fd161a7993c81b0e8664c05ad7195cafd3f332e3076525313bfbf69df24e30f831566d8e5d54daec7260115483b83d437

  • SSDEEP

    12288:Xk0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+FlU:00QRWoJEfg0oChGdJQbjPbNW5tYeP+GZ

Malware Config

Extracted

Family

darkcomet

Botnet

vitimas uol

C2

testesdeprogramas.no-ip.org:1604

Mutex

DC_MUTEX-CNS4H3S

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    o9UWf4f1zzG7

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      6bf69b1a5506b92cd31d73daa9a38af6_JaffaCakes118

    • Size

      681KB

    • MD5

      6bf69b1a5506b92cd31d73daa9a38af6

    • SHA1

      f3a342a634f810a275b73c89ed8725fe1da41d7b

    • SHA256

      d74a908c52c20ffecce292ffd6e0fa73c5b54870c7117c64848d6e841412f9b5

    • SHA512

      c009ad1774abd789e0cd8d286860b61fd161a7993c81b0e8664c05ad7195cafd3f332e3076525313bfbf69df24e30f831566d8e5d54daec7260115483b83d437

    • SSDEEP

      12288:Xk0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+FlU:00QRWoJEfg0oChGdJQbjPbNW5tYeP+GZ

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Modifies firewall policy service

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks