Overview

overview

10

Static

static

3

JaffaCakes...57.exe

windows7-x64

10

JaffaCakes...57.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_fe5abeb99b41caabc40ca3fdc4e32357

  • Size

    1.1MB

  • Sample

    250216-b6cwqavqen

  • MD5

    fe5abeb99b41caabc40ca3fdc4e32357

  • SHA1

    31395d40d0499d83a755e558d16f46a23340b500

  • SHA256

    3de1898cb9ba05922118274f4286962392e3eb63ddb7744ffe3cd3ca9970df1b

  • SHA512

    b2cbdd292881a529fc4eec2423ecdb3603cf52139949557887144816d13617f08919d794af0a4a1aa097d36f48af55956ecc02ced0c175157e20918a6fc5909c

  • SSDEEP

    24576:cjg6rklsxivedtl8wz8iJ2Gqxfrk0mg5jWWPPv/k:ckmklsxw2Dwg2Gg5jXv/k

Score
10/10
darkcometfuckeddefense_evasiondiscoverypersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Fucked

C2

hidesn.no-ip.org:1604

Mutex

DC_MUTEX-ZEGD8UE

Attributes
  • InstallPath

    System32C/winlogon.exe

  • gencode

    QKzVM5n527Ug

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    winlogon

rc4.plain

Extracted

Family

darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Targets

    • Target

      JaffaCakes118_fe5abeb99b41caabc40ca3fdc4e32357

    • Size

      1.1MB

    • MD5

      fe5abeb99b41caabc40ca3fdc4e32357

    • SHA1

      31395d40d0499d83a755e558d16f46a23340b500

    • SHA256

      3de1898cb9ba05922118274f4286962392e3eb63ddb7744ffe3cd3ca9970df1b

    • SHA512

      b2cbdd292881a529fc4eec2423ecdb3603cf52139949557887144816d13617f08919d794af0a4a1aa097d36f48af55956ecc02ced0c175157e20918a6fc5909c

    • SSDEEP

      24576:cjg6rklsxivedtl8wz8iJ2Gqxfrk0mg5jWWPPv/k:ckmklsxw2Dwg2Gg5jXv/k

    Score
    10/10
    darkcometfuckeddefense_evasiondiscoverypersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      defense_evasion

    • Modifies security service

      defense_evasion

    • Windows security bypass

      defense_evasiontrojan

    • Disables RegEdit via registry modification

      defense_evasion

    • 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

    • Windows security modification

      defense_evasiontrojan

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Suspicious use of SetThreadContext

    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

2
T1543

Windows Service

2
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

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

6
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