Overview

overview

10

Static

static

10

JaffaCakes...e7.exe

windows7-x64

10

JaffaCakes...e7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7

  • Size

    647KB

  • Sample

    250209-rtht7stpfj

  • MD5

    d04c72beab341f63fd5bf9f6b6bcace7

  • SHA1

    c6b8de0e258f6257a9c26f5c0742e1116ef369b6

  • SHA256

    7c50c28278a083bd999ed3d481687a5fee51edd579847debed7c3a63efa4eed0

  • SHA512

    66b529aee63e65a5d635c6b360c47f83087dcafa9e8e44268b7b00113fd0dafbfedeb6ed2f4d11282e198182fd7197dd429feb8bcbd81ad95a7abef81ba77acc

  • SSDEEP

    12288:Q8UaT9XY2siA0bMG09xD7I3Gg8ecgVvfBoCDBOQQYbVXpuy1f/gORixt:JUKoN0bUxgGa/pfBHDb+y1HgZL

Score
10/10
darkcometguest17defense_evasiondiscoverypersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest17

C2

69spyology.no-ip.biz:1500

Mutex

DC_MUTEX-TLXADKK

Attributes
  • InstallPath

    msdcsc.exe

  • gencode

    vjSEy%Mq2b%A

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    LOLDOWS

rc4.plain

Targets

    • Target

      JaffaCakes118_d04c72beab341f63fd5bf9f6b6bcace7

    • Size

      647KB

    • MD5

      d04c72beab341f63fd5bf9f6b6bcace7

    • SHA1

      c6b8de0e258f6257a9c26f5c0742e1116ef369b6

    • SHA256

      7c50c28278a083bd999ed3d481687a5fee51edd579847debed7c3a63efa4eed0

    • SHA512

      66b529aee63e65a5d635c6b360c47f83087dcafa9e8e44268b7b00113fd0dafbfedeb6ed2f4d11282e198182fd7197dd429feb8bcbd81ad95a7abef81ba77acc

    • SSDEEP

      12288:Q8UaT9XY2siA0bMG09xD7I3Gg8ecgVvfBoCDBOQQYbVXpuy1f/gORixt:JUKoN0bUxgGa/pfBHDb+y1HgZL

    Score
    10/10
    darkcometguest17defense_evasiondiscoverypersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies security service

      defense_evasion

    • Windows security bypass

      defense_evasiontrojan

    • Downloads MZ/PE file

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      defense_evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      defense_evasiontrojan

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

5
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks