Overview

overview

10

Static

static

3

89673c1d2e...18.exe

windows7-x64

10

89673c1d2e...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118
  • Size 890KB
  • Sample240811-hlphcatblf
  • SHA256 8c2df3f9cdcef9fd08faf79d1d8eb233e8e5daf3fab6689d67445120ddd2ba7b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
darkcometguest16discoverypersistencerattrojan

Malware Config

Extracted

Family

  • darkcomet

Botnet

  • Guest16

C2

  • smr9.no-ip.org:1604

Mutex

  • DC_MUTEX-NJSZLY8

Attributes
  • InstallPath

    MSDCSC\lsass.exe

  • gencode

    6xtSkc229rlk

  • install

    true

  • offline_keylogger

    false

  • password

    123456

  • persistence

    true

  • reg_key

    lsass.exe

Targets

    • Target
      89673c1d2e00671c71a2ab8037cb7da3_JaffaCakes118
    • Size 890KB
    • SHA256 8c2df3f9cdcef9fd08faf79d1d8eb233e8e5daf3fab6689d67445120ddd2ba7b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    darkcometguest16discoverypersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      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

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks