Overview

overview

10

Static

static

5

883cf3810e...a2.exe

windows7-x64

10

883cf3810e...a2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    883cf3810eb735788c1bd2a988516b0dff332834bde632a57de80f83bbfa56a2

  • Size

    1.3MB

  • Sample

    221201-lyxahaga57

  • MD5

    613ab7ed6c2775609f3c9e7b165004da

  • SHA1

    7d303cd2d2fea564dc21f0f68a24ef2258ea60b0

  • SHA256

    883cf3810eb735788c1bd2a988516b0dff332834bde632a57de80f83bbfa56a2

  • SHA512

    38a376a1230269abc1c94392e98c0a8b71b12ff3b690546751229528c82da8541840d572cb76a0b7f0f5df04c4939c65490d7f1f837af7c430feca4ecf6b775a

  • SSDEEP

    24576:RRmJkcoQricOIQxiZY1ia132cWcOrcEMEsDhec44t+Ry34WyuHOiWSz:eJZoQrbTFZY1ia13ycOYEMbec4E12JiV

Score
10/10
darkcometpowerevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

power

C2

gamesgate.servegame.com:1338

gamesgate.servegame.com:8080

gamesgate.servegame.com:1090

gamesgate.servegame.com:27015

gamesgate.servegame.com:5550

gamesgate.servegame.com:1080

gamesgate.servegame.com:2000

gamesgate.servegame.com:15963
Mutex

DC_MUTEX-DS3FNSW

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    6NxBhjX09mvh

  • install

    true

  • offline_keylogger

    true

  • password

    power94

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      883cf3810eb735788c1bd2a988516b0dff332834bde632a57de80f83bbfa56a2

    • Size

      1.3MB

    • MD5

      613ab7ed6c2775609f3c9e7b165004da

    • SHA1

      7d303cd2d2fea564dc21f0f68a24ef2258ea60b0

    • SHA256

      883cf3810eb735788c1bd2a988516b0dff332834bde632a57de80f83bbfa56a2

    • SHA512

      38a376a1230269abc1c94392e98c0a8b71b12ff3b690546751229528c82da8541840d572cb76a0b7f0f5df04c4939c65490d7f1f837af7c430feca4ecf6b775a

    • SSDEEP

      24576:RRmJkcoQricOIQxiZY1ia132cWcOrcEMEsDhec44t+Ry34WyuHOiWSz:eJZoQrbTFZY1ia13ycOYEMbec4E12JiV

    Score
    10/10
    darkcometpowerevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • 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

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

2
T1031

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

7
T1112

Disabling Security Tools

2
T1089

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