Overview

overview

10

Static

static

10

çoktehlikelirat.exe

windows7-x64

10

çoktehlikelirat.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    çoktehlikelirat.exe

  • Size

    658KB

  • Sample

    220826-p6b63sdgb6

  • MD5

    e897235ce886b3499efbb0432e88a322

  • SHA1

    c6c1c438826d4b8b48961e81befe35dbd63a7793

  • SHA256

    f848632cde166bb8288dfc4478c0b76c9026880d8fbb272e9ea91fdbc4ed6b65

  • SHA512

    32dbdfb29236c029621575431442248b050a64a8eed5c0bbd0ec5570153cfd0c5e30044d1549a56806adc12534c3640ca83a76a7c2a05ea04485897bdd969ccf

  • SSDEEP

    12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hR:KZ1xuVVjfFoynPaVBUR8f+kN10EBn

Score
10/10
darkcometguest16evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

sussysdfffdfff343.duckdns.org:1604

Mutex

DC_MUTEX-UG98WBU

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    T3UvztfCGQqb

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      çoktehlikelirat.exe

    • Size

      658KB

    • MD5

      e897235ce886b3499efbb0432e88a322

    • SHA1

      c6c1c438826d4b8b48961e81befe35dbd63a7793

    • SHA256

      f848632cde166bb8288dfc4478c0b76c9026880d8fbb272e9ea91fdbc4ed6b65

    • SHA512

      32dbdfb29236c029621575431442248b050a64a8eed5c0bbd0ec5570153cfd0c5e30044d1549a56806adc12534c3640ca83a76a7c2a05ea04485897bdd969ccf

    • SSDEEP

      12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hR:KZ1xuVVjfFoynPaVBUR8f+kN10EBn

    Score
    10/10
    darkcometguest16evasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

1
T1031

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks