Overview

overview

10

Static

static

3

dc27eceaf2...18.exe

windows7-x64

10

dc27eceaf2...18.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    dc27eceaf210841183bb41d174d82703_JaffaCakes118

  • Size

    806KB

  • Sample

    241210-alcjsawqey

  • MD5

    dc27eceaf210841183bb41d174d82703

  • SHA1

    3168822dae81eec0db1717de9eaeb8b815342b39

  • SHA256

    57a1236800a5aed6cb19fdbacddf7690879e7089a3a4e53e69914a881deeee9d

  • SHA512

    42bfb70ce62522e95e9c3c1a6cd6e1488d7044a94a017ae4bd1ed6ba7e3858f987a4d48bb40f412501918639b83c14e9544a8acceb7fb7eda377e8a4d8b582a2

  • SSDEEP

    12288:vYUAPSGPXu8BFlemZpYZ0RKYrb/FGLzj2Ev7CQGuXMgpTYnsqhAiuwW:mSSuO1MZ0B/F4muXbpE+tr

Score
10/10
darkcometdiscoveryevasionpersistencerattrojan

Malware Config

Targets

    • Target

      dc27eceaf210841183bb41d174d82703_JaffaCakes118

    • Size

      806KB

    • MD5

      dc27eceaf210841183bb41d174d82703

    • SHA1

      3168822dae81eec0db1717de9eaeb8b815342b39

    • SHA256

      57a1236800a5aed6cb19fdbacddf7690879e7089a3a4e53e69914a881deeee9d

    • SHA512

      42bfb70ce62522e95e9c3c1a6cd6e1488d7044a94a017ae4bd1ed6ba7e3858f987a4d48bb40f412501918639b83c14e9544a8acceb7fb7eda377e8a4d8b582a2

    • SSDEEP

      12288:vYUAPSGPXu8BFlemZpYZ0RKYrb/FGLzj2Ev7CQGuXMgpTYnsqhAiuwW:mSSuO1MZ0B/F4muXbpE+tr

    Score
    10/10
    darkcometdiscoveryevasionpersistencerattrojan

    • 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

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

1
T1012

Remote System Discovery

1
T1018

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