Overview

overview

10

Static

static

10

JaffaCakes...1c.exe

windows7-x64

10

JaffaCakes...1c.exe

windows10-2004-x64

10

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General

  • Target

    JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c

  • Size

    658KB

  • Sample

    250220-jxdewszncw

  • MD5

    0aa0b277afed0537b4920a9f8a2d471c

  • SHA1

    4f5a10a31e85ef6847bb522e6346ca2ecdb2a92f

  • SHA256

    e80eed3b092e540b00c0fb1cb68cfc9804bf98340ec3f8f3b280fe25ca491a5b

  • SHA512

    147e929b8401559a617be20ed43fe87ed35d8a605dc608f86262dd9159944810dbd2cbdefe2a9ab135ef4353c0cef63030caa563fa6103e46f90ced06bbe5f2c

  • SSDEEP

    12288:O9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/Rk:aZ1xuVVjfFoynPaVBUR8f+kN10EB2

Score
10/10
darkcometdefense_evasiondiscoverypersistencerattrojan

Malware Config

Targets

    • Target

      JaffaCakes118_0aa0b277afed0537b4920a9f8a2d471c

    • Size

      658KB

    • MD5

      0aa0b277afed0537b4920a9f8a2d471c

    • SHA1

      4f5a10a31e85ef6847bb522e6346ca2ecdb2a92f

    • SHA256

      e80eed3b092e540b00c0fb1cb68cfc9804bf98340ec3f8f3b280fe25ca491a5b

    • SHA512

      147e929b8401559a617be20ed43fe87ed35d8a605dc608f86262dd9159944810dbd2cbdefe2a9ab135ef4353c0cef63030caa563fa6103e46f90ced06bbe5f2c

    • SSDEEP

      12288:O9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/Rk:aZ1xuVVjfFoynPaVBUR8f+kN10EB2

    Score
    10/10
    darkcometdefense_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

    • Windows security bypass

      defense_evasiontrojan

    • Disables RegEdit via registry modification

      defense_evasion

    • Disables Task Manager via registry modification

      defense_evasion

    • 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

    • Program crash

    • 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

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

3
T1562

Disable or Modify System Firewall

1
T1562.004

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks