Overview

overview

10

Static

static

10

4e3d4f5356...50.exe

windows7-x64

10

4e3d4f5356...50.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4e3d4f5356be34977d5660cefbb5d150

  • Size

    713KB

  • Sample

    240109-n37yxahdbn

  • MD5

    4e3d4f5356be34977d5660cefbb5d150

  • SHA1

    f920e41c07f2c079085c307e131c66cee8bb9824

  • SHA256

    19d84c93d3a8f8e201de408a80fd436acdfa01d0659619510f69459aa8266323

  • SHA512

    329bdfc2e13dfd91167c1cba3287bb336881e63823a0441b818e535e395a8f05d1a8257cd926956ce21bdfe0c05fd4539d7c1e7399fc7b5d01a43f81968dd12e

  • SSDEEP

    12288:u4IXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy45p:ufnAw2WWeFcfbP9VPSPMTSPL/rWvzq4R

Score
10/10
darkcometguest16_minpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

hackerlua.zapto.org:4444

Mutex

DCMIN_MUTEX-BD66R76

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    K1rJHsoCQpfG

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target

      4e3d4f5356be34977d5660cefbb5d150

    • Size

      713KB

    • MD5

      4e3d4f5356be34977d5660cefbb5d150

    • SHA1

      f920e41c07f2c079085c307e131c66cee8bb9824

    • SHA256

      19d84c93d3a8f8e201de408a80fd436acdfa01d0659619510f69459aa8266323

    • SHA512

      329bdfc2e13dfd91167c1cba3287bb336881e63823a0441b818e535e395a8f05d1a8257cd926956ce21bdfe0c05fd4539d7c1e7399fc7b5d01a43f81968dd12e

    • SSDEEP

      12288:u4IXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy45p:ufnAw2WWeFcfbP9VPSPMTSPL/rWvzq4R

    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