Overview

overview

10

Static

static

10

00608d6ea0...18.exe

windows7-x64

10

00608d6ea0...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    00608d6ea046c1f732f2fe9e9e55b0e8_JaffaCakes118

  • Size

    758KB

  • Sample

    240622-ajddas1eql

  • MD5

    00608d6ea046c1f732f2fe9e9e55b0e8

  • SHA1

    27396f7c9cf57f61606dffbc2bafad2dac35f388

  • SHA256

    1323e49150c7e70378df4b47936e0f8eb6fa0271717245fe8570d5c518d3e3d4

  • SHA512

    831c4c71af938627043a845efed4a5561eeed3af309a2468723b0507c34b7d2cc20f1c441369087f1e93ae77ba88bd4391e60812f083fad2a38b50d8acef4604

  • SSDEEP

    12288:0XhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452UI:inAw2WWeFcfbP9VPSPMTSPL/rWvzq4JY

Score
10/10
darkcometguest16persistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-66M4UCU

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    x33nd1zYfQ02

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      00608d6ea046c1f732f2fe9e9e55b0e8_JaffaCakes118

    • Size

      758KB

    • MD5

      00608d6ea046c1f732f2fe9e9e55b0e8

    • SHA1

      27396f7c9cf57f61606dffbc2bafad2dac35f388

    • SHA256

      1323e49150c7e70378df4b47936e0f8eb6fa0271717245fe8570d5c518d3e3d4

    • SHA512

      831c4c71af938627043a845efed4a5561eeed3af309a2468723b0507c34b7d2cc20f1c441369087f1e93ae77ba88bd4391e60812f083fad2a38b50d8acef4604

    • SSDEEP

      12288:0XhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452UI:inAw2WWeFcfbP9VPSPMTSPL/rWvzq4JY

    Score
    10/10
    darkcometguest16persistencerattrojan

    • 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