Overview

overview

10

Static

static

3

0d4c585826...18.exe

windows7-x64

10

0d4c585826...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0d4c585826e5f6c31e79cd10ef43bd7c_JaffaCakes118

  • Size

    717KB

  • Sample

    240625-jv5flaxgka

  • MD5

    0d4c585826e5f6c31e79cd10ef43bd7c

  • SHA1

    fb3d0c95761eb66ca6a0ff70e043120e6428fdec

  • SHA256

    7203279e45cbcd7cf9a0584de0ab2412eb6855391a3d7349dc8c94ffa53fc3d7

  • SHA512

    9b928ce6ee6f81a6aabc274a84a0114bec4f18f744a5db0f7fb8b5a428bb3c1b3113057ba81f245577d4583a0895d23bd032636db6aa9e9605bbb68813a353fe

  • SSDEEP

    12288:a/qfIZz22bBxnRpO6ogQIg1HC8tO31unJkfWzTv5MpOsZjnlkDhBbS:a/LZasxRpMgQIg1Hln+fqL5MpRZjnlkG

Score
10/10
darkcometguest16_minpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

hack67.zapto.org:1604

Mutex

DCMIN_MUTEX-ZUVRFMM

Attributes
  • InstallPath

    Windows\System32\Microsoft\Protect\S-1-5-18\User\Recovery\Recovery.exe

  • gencode

    zf8Pj3zA8Wgh

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    Microsoft

Targets

    • Target

      0d4c585826e5f6c31e79cd10ef43bd7c_JaffaCakes118

    • Size

      717KB

    • MD5

      0d4c585826e5f6c31e79cd10ef43bd7c

    • SHA1

      fb3d0c95761eb66ca6a0ff70e043120e6428fdec

    • SHA256

      7203279e45cbcd7cf9a0584de0ab2412eb6855391a3d7349dc8c94ffa53fc3d7

    • SHA512

      9b928ce6ee6f81a6aabc274a84a0114bec4f18f744a5db0f7fb8b5a428bb3c1b3113057ba81f245577d4583a0895d23bd032636db6aa9e9605bbb68813a353fe

    • SSDEEP

      12288:a/qfIZz22bBxnRpO6ogQIg1HC8tO31unJkfWzTv5MpOsZjnlkDhBbS:a/LZasxRpMgQIg1Hln+fqL5MpRZjnlkG

    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

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    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