Overview

overview

10

Static

static

10

af5d927c51...9a.exe

windows7-x64

10

af5d927c51...9a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    af5d927c51c528b6aa08c025a4b794b4852516e4c40f369fe7854ed42eae259a

  • Size

    725KB

  • Sample

    230130-e2x8mshb29

  • MD5

    85e635250ad13b49f453a352c31d030b

  • SHA1

    20be5207ea270f8df64ca658ffebb8f538980b58

  • SHA256

    af5d927c51c528b6aa08c025a4b794b4852516e4c40f369fe7854ed42eae259a

  • SHA512

    d43bdd85b10b4c1111535b81d97893e76c41d07587db3aa2158dc592c379c21a57e990f8121fcd2bfaa9f0cef84ae5bd67ade07f9b43be0ef24daedbee5de56f

  • SSDEEP

    12288:U9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hE7x1:YZ1xuVVjfFoynPaVBUR8f+kN10EBGd1

Score
10/10
darkcometslaveevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Slave

C2

bonke.no-ip.org:1604

asylumisathug.zapto.org:1604
Mutex

DC_MUTEX-Y98TTWR

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    U98ByHPaUCXn

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      af5d927c51c528b6aa08c025a4b794b4852516e4c40f369fe7854ed42eae259a

    • Size

      725KB

    • MD5

      85e635250ad13b49f453a352c31d030b

    • SHA1

      20be5207ea270f8df64ca658ffebb8f538980b58

    • SHA256

      af5d927c51c528b6aa08c025a4b794b4852516e4c40f369fe7854ed42eae259a

    • SHA512

      d43bdd85b10b4c1111535b81d97893e76c41d07587db3aa2158dc592c379c21a57e990f8121fcd2bfaa9f0cef84ae5bd67ade07f9b43be0ef24daedbee5de56f

    • SSDEEP

      12288:U9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hE7x1:YZ1xuVVjfFoynPaVBUR8f+kN10EBGd1

    Score
    10/10
    darkcometslaveevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Disables Task Manager via registry modification

      evasion

    • 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