Overview

overview

10

Static

static

10

JaffaCakes...00.exe

windows7-x64

10

JaffaCakes...00.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    JaffaCakes118_6ec5d4fc88ead2a9a651e35606197000

  • Size

    658KB

  • Sample

    250103-xhwjtaxqdw

  • MD5

    6ec5d4fc88ead2a9a651e35606197000

  • SHA1

    b792ecbef1aaf60634935d82f80902505efa9fc5

  • SHA256

    23fc9af3a752163d802c57f08c51426180b9688ac794bc7e47cff334b749dcb7

  • SHA512

    6750c5247f50d50b5def1b94efab6392d94aa25eaecc78b135d6ecc28bf1f20c2bdefa82b285fe22271e5d459395461acc43d7cecaaebf036c8cb3e537b4f039

  • SSDEEP

    12288:e9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hze:qZ1xuVVjfFoynPaVBUR8f+kN10EB9e

Score
10/10
darkcometcoltdiscoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Colt

C2

dcnigga.ddns.net:420

Mutex

DC_MUTEX-CN26RWY

Attributes
  • InstallPath

    START\101system.exe

  • gencode

    6k0zU9mKsLnB

  • install

    true

  • offline_keylogger

    true

  • password

    imagod420

  • persistence

    true

  • reg_key

    systemstartupkey10123

Targets

    • Target

      JaffaCakes118_6ec5d4fc88ead2a9a651e35606197000

    • Size

      658KB

    • MD5

      6ec5d4fc88ead2a9a651e35606197000

    • SHA1

      b792ecbef1aaf60634935d82f80902505efa9fc5

    • SHA256

      23fc9af3a752163d802c57f08c51426180b9688ac794bc7e47cff334b749dcb7

    • SHA512

      6750c5247f50d50b5def1b94efab6392d94aa25eaecc78b135d6ecc28bf1f20c2bdefa82b285fe22271e5d459395461acc43d7cecaaebf036c8cb3e537b4f039

    • SSDEEP

      12288:e9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hze:qZ1xuVVjfFoynPaVBUR8f+kN10EB9e

    Score
    10/10
    darkcometcoltdiscoveryevasionpersistencerattrojan

    • 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

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks