Overview

overview

10

Static

static

96f5c3b4b8...98.exe

windows7-x64

10

96f5c3b4b8...98.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    96f5c3b4b81378a06491ff6ee82ab71af01e85a8bea12bef2d49a1d083262198

  • Size

    1.3MB

  • Sample

    221125-eyks5sed8s

  • MD5

    5c81162aa56ef2d826fb9568067b1ba3

  • SHA1

    52a1dfb2f44c721b5e788df50b255759c7d3b72e

  • SHA256

    96f5c3b4b81378a06491ff6ee82ab71af01e85a8bea12bef2d49a1d083262198

  • SHA512

    7dc2660161712176d9de1fb2b6f0cf92d031ff85f1ebf805652d2389e57c96541e55eae18cb477ebf07fa0545df9825ceabc97b07180c5e3d1bfac491c5e6b2b

  • SSDEEP

    24576:GfZc4o2V3KorcRP87KdMYWtahGjjd/isDIPW:Gf+4o2YorU8umYYaUjjd/nDIPW

Score
10/10
darkcometazukapersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

azuka

C2

azuka419.ddns.net:10001

Mutex

DC_MUTEX-24QP7RP

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    HPdfeX0hFstf

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      96f5c3b4b81378a06491ff6ee82ab71af01e85a8bea12bef2d49a1d083262198

    • Size

      1.3MB

    • MD5

      5c81162aa56ef2d826fb9568067b1ba3

    • SHA1

      52a1dfb2f44c721b5e788df50b255759c7d3b72e

    • SHA256

      96f5c3b4b81378a06491ff6ee82ab71af01e85a8bea12bef2d49a1d083262198

    • SHA512

      7dc2660161712176d9de1fb2b6f0cf92d031ff85f1ebf805652d2389e57c96541e55eae18cb477ebf07fa0545df9825ceabc97b07180c5e3d1bfac491c5e6b2b

    • SSDEEP

      24576:GfZc4o2V3KorcRP87KdMYWtahGjjd/isDIPW:Gf+4o2YorU8umYYaUjjd/nDIPW

    Score
    10/10
    darkcometazukapersistencerattrojan

    • 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.

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    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