Overview

overview

10

Static

static

af9146f225...d9.exe

windows7-x64

10

af9146f225...d9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    af9146f225f350d3402e58953b7d4369433116ff31b17d28e5511974b02bfdd9

  • Size

    1.3MB

  • Sample

    221129-r1s9hshe24

  • MD5

    c6720fcfce7acab8abe51da2d5ccc33e

  • SHA1

    c5ba36ed4280624828ad6725f1b96f8ea99c095b

  • SHA256

    af9146f225f350d3402e58953b7d4369433116ff31b17d28e5511974b02bfdd9

  • SHA512

    13c24acfd4240f1ab1220d410d58000f6ce7be1da1a66bc6e8713567982c5b64ffc54f41058c6a049850c48bdbebf4bbc3219af8aa594b092e188b522905366b

  • SSDEEP

    24576:Ob90u0wwuFQZfpcYRzCL8VlJuxHQ6YqJiJ4Sa6N1vvKht4Wji3GaHJsH:xwwiOBzJmYqJI4SaOa6GaHyH

Score
10/10
darkcomettest1evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

test1

C2

lloveely58.no-ip.org:1604

Mutex

DCMIN_MUTEX-4JYWM6T

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    LeCN6wAZ8J8N

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    D

Targets

    • Target

      af9146f225f350d3402e58953b7d4369433116ff31b17d28e5511974b02bfdd9

    • Size

      1.3MB

    • MD5

      c6720fcfce7acab8abe51da2d5ccc33e

    • SHA1

      c5ba36ed4280624828ad6725f1b96f8ea99c095b

    • SHA256

      af9146f225f350d3402e58953b7d4369433116ff31b17d28e5511974b02bfdd9

    • SHA512

      13c24acfd4240f1ab1220d410d58000f6ce7be1da1a66bc6e8713567982c5b64ffc54f41058c6a049850c48bdbebf4bbc3219af8aa594b092e188b522905366b

    • SSDEEP

      24576:Ob90u0wwuFQZfpcYRzCL8VlJuxHQ6YqJiJ4Sa6N1vvKht4Wji3GaHJsH:xwwiOBzJmYqJI4SaOa6GaHyH

    Score
    10/10
    darkcomettest1persistencerattrojanevasion

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Checks computer location settings

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

    • 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

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks