Overview

overview

10

Static

static

10

820f2381fe...f0.exe

windows7_x64

10

820f2381fe...f0.exe

windows10_x64

10

Sharing

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General

  • Target

    820f2381fe1860a8b6f9e66032ac4bb79ac6b7b9269264c547e4c63151593df0

  • Size

    732KB

  • Sample

    210921-kh5q9sghf2

  • MD5

    a1c0d1485d1f2ac0d660ea28502e79ae

  • SHA1

    fcd8a01e7c022c086747a680bb8995f9279aaa8c

  • SHA256

    820f2381fe1860a8b6f9e66032ac4bb79ac6b7b9269264c547e4c63151593df0

  • SHA512

    d44e3ecaefe8012aeaf5b3b4adf0d4aa6e2b9cf4565960def0c665d6294f7b21fa006a8d99b4e847b2a2f8eb0e9981bc4ce2f2f377541e53d84295b94108ad1f

Score
10/10
asyncratdarkcometnjrathackedsazanpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Sazan

C2

marbeyli.ddns.net:443

Mutex

DC_MUTEX-WF3HSVR

Attributes
  • InstallPath

    MSDCSC\svchost.exe

  • gencode

    CTg6jh11p8Xh

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

marbeyli.ddns.net:5552

Mutex

Windows Update

Attributes
  • reg_key

    Windows Update

  • splitter

    |Hassan|

Targets

    • Target

      820f2381fe1860a8b6f9e66032ac4bb79ac6b7b9269264c547e4c63151593df0

    • Size

      732KB

    • MD5

      a1c0d1485d1f2ac0d660ea28502e79ae

    • SHA1

      fcd8a01e7c022c086747a680bb8995f9279aaa8c

    • SHA256

      820f2381fe1860a8b6f9e66032ac4bb79ac6b7b9269264c547e4c63151593df0

    • SHA512

      d44e3ecaefe8012aeaf5b3b4adf0d4aa6e2b9cf4565960def0c665d6294f7b21fa006a8d99b4e847b2a2f8eb0e9981bc4ce2f2f377541e53d84295b94108ad1f

    Score
    10/10
    asyncratdarkcometnjrathackedsazanpersistencerattrojan

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Async RAT payload

      rat

    • 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

Scheduled Task

1
T1053

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

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