Overview

overview

10

Static

static

10

0eb8729d5c...ee.exe

windows7-x64

10

0eb8729d5c...ee.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0eb8729d5cfe37d6e743fff9a26e81d8aa7124390154ad8aca2657d320330cee

  • Size

    658KB

  • Sample

    221001-3mvqzaddfp

  • MD5

    640b21a6983119ba8261bf9db1e07a10

  • SHA1

    103ab193eeafeb5213bc1a94905090b76afaae77

  • SHA256

    0eb8729d5cfe37d6e743fff9a26e81d8aa7124390154ad8aca2657d320330cee

  • SHA512

    bd7a094e825ef01d2caa9ab4b9748015e9706c3d415b108c2d2e72d46a92009df2d24eee4ec73b5d7923c3f01499622d93debdd097a551a1164d318d2dd85f91

  • SSDEEP

    12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h9:+Z1xuVVjfFoynPaVBUR8f+kN10EB7

Score
10/10
darkcometguest16persistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

91.109.23.72:1604

Mutex

DC_MUTEX-HQVMJBC

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    2nMa4dc9PktF

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      0eb8729d5cfe37d6e743fff9a26e81d8aa7124390154ad8aca2657d320330cee

    • Size

      658KB

    • MD5

      640b21a6983119ba8261bf9db1e07a10

    • SHA1

      103ab193eeafeb5213bc1a94905090b76afaae77

    • SHA256

      0eb8729d5cfe37d6e743fff9a26e81d8aa7124390154ad8aca2657d320330cee

    • SHA512

      bd7a094e825ef01d2caa9ab4b9748015e9706c3d415b108c2d2e72d46a92009df2d24eee4ec73b5d7923c3f01499622d93debdd097a551a1164d318d2dd85f91

    • SSDEEP

      12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h9:+Z1xuVVjfFoynPaVBUR8f+kN10EB7

    Score
    10/10
    darkcometguest16persistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks