Overview

overview

10

Static

static

10

HELLO.unp.exe

windows7-x64

10

HELLO.unp.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    HELLO.unp.exe

  • Size

    658KB

  • Sample

    240331-r9knqsdg7v

  • MD5

    267094ebf6a54d3d49f534edae1cd2dc

  • SHA1

    c160f42f2c8797f091e5ca82d81381f532b22587

  • SHA256

    6cf7e0d4a5c25a59425b81ffc18965e5b97776bb73968b704d7d40e19f23104f

  • SHA512

    04ce86f361b48d820b1f45942c8d440597dafe1fe7cebca0f9a7a5689050ce7278ac0cd5c3f0f4a309d2e2f344d58c1976345308617bc89ac1ddbce63348e623

  • SSDEEP

    12288:f9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9EkNC/:JZ1xuVVjfFoynPaVBUR8f+kN10Ed

Score
10/10
darkcometguest16_minpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

lightttt.ddns.net:1604

Mutex

DCMIN_MUTEX-BJLBQY4

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    u03TbGe5ctBh

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target

      HELLO.unp.exe

    • Size

      658KB

    • MD5

      267094ebf6a54d3d49f534edae1cd2dc

    • SHA1

      c160f42f2c8797f091e5ca82d81381f532b22587

    • SHA256

      6cf7e0d4a5c25a59425b81ffc18965e5b97776bb73968b704d7d40e19f23104f

    • SHA512

      04ce86f361b48d820b1f45942c8d440597dafe1fe7cebca0f9a7a5689050ce7278ac0cd5c3f0f4a309d2e2f344d58c1976345308617bc89ac1ddbce63348e623

    • SSDEEP

      12288:f9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9EkNC/:JZ1xuVVjfFoynPaVBUR8f+kN10Ed

    Score
    10/10
    darkcometguest16_minpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

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

Resource Development

Reconnaissance

Tasks