Overview

overview

10

Static

static

e2d8e1808e...db.exe

windows7-x64

10

e2d8e1808e...db.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e2d8e1808e5ee515d30b8a88a8141f422505f4a8f4adfe9fd546fddf0de893db

  • Size

    503KB

  • Sample

    221123-s644msdb92

  • MD5

    0d2092c561a5d13999a1eb567e9f55f4

  • SHA1

    0fc352cb69b361aa9bd0e21f79835bbea6acb611

  • SHA256

    e2d8e1808e5ee515d30b8a88a8141f422505f4a8f4adfe9fd546fddf0de893db

  • SHA512

    36c7d49ec7ab85561385ef7b360c4e971aa1335c545ce557254963485373a146023ec06d75003cfb50bf5c54aed81728a48a313860edbafe301d3cd41cd63647

  • SSDEEP

    12288:DrrulTXRTvTeQpVR48PYyfumA5nCuSWQotT48uHZGsF:/r6TBTvNrRsWWnCuyoDu5GsF

Score
10/10
darkcomet19/7persistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

19/7

C2

spotcrabs.twilightparadox.com:1500

Mutex

DC_MUTEX-HEZHVLE

Attributes
  • gencode

    deGNxbQZUbYS

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Targets

    • Target

      e2d8e1808e5ee515d30b8a88a8141f422505f4a8f4adfe9fd546fddf0de893db

    • Size

      503KB

    • MD5

      0d2092c561a5d13999a1eb567e9f55f4

    • SHA1

      0fc352cb69b361aa9bd0e21f79835bbea6acb611

    • SHA256

      e2d8e1808e5ee515d30b8a88a8141f422505f4a8f4adfe9fd546fddf0de893db

    • SHA512

      36c7d49ec7ab85561385ef7b360c4e971aa1335c545ce557254963485373a146023ec06d75003cfb50bf5c54aed81728a48a313860edbafe301d3cd41cd63647

    • SSDEEP

      12288:DrrulTXRTvTeQpVR48PYyfumA5nCuSWQotT48uHZGsF:/r6TBTvNrRsWWnCuyoDu5GsF

    Score
    10/10
    darkcomet19/7persistencerattrojan

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks