darkcomet | 1ed406800fe84b02e902fe982675094fe87416d6d611f92da2fc335c626ebc9f | Triage

Sharing

General

Target

f75078e54038127175a9427a97a7a18a_JaffaCakes118
Size

1.9MB
Sample

241216-e5fsrstray
MD5

f75078e54038127175a9427a97a7a18a
SHA1

a7d690faa893fdbd79d8090ffb23ef83941ee860
SHA256

1ed406800fe84b02e902fe982675094fe87416d6d611f92da2fc335c626ebc9f
SHA512

fe3a1be60f792d8d6a24738a305ce6000a8bde87226addc49ab31ed12bd7d36a202c040e6a528fc829bab40d9d2f709dd52fd92e15c476b03c42e9547e9b2e4a
SSDEEP

49152:yAcIzpP+hickkI3deTXVkIVo0uYripj0:y3IzJFdtmZuoGA

Score

10^/10

darkcomet discovery evasion persistence rat trojan

Malware Config

Targets

- Target
  
  f75078e54038127175a9427a97a7a18a_JaffaCakes118
- Size
  
  1.9MB
- MD5
  
  f75078e54038127175a9427a97a7a18a
- SHA1
  
  a7d690faa893fdbd79d8090ffb23ef83941ee860
- SHA256
  
  1ed406800fe84b02e902fe982675094fe87416d6d611f92da2fc335c626ebc9f
- SHA512
  
  fe3a1be60f792d8d6a24738a305ce6000a8bde87226addc49ab31ed12bd7d36a202c040e6a528fc829bab40d9d2f709dd52fd92e15c476b03c42e9547e9b2e4a
- SSDEEP
  
  49152:yAcIzpP+hickkI3deTXVkIVo0uYripj0:y3IzJFdtmZuoGA
Score

10^/10

darkcomet discovery evasion persistence rat trojan
- Darkcomet
  DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
  trojan rat darkcomet
- Darkcomet family
  darkcomet
- Modifies WinLogon for persistence
  persistence
- Modifies security service
  evasion
- Disables Task Manager via registry modification
  evasion
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- 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
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Create or Modify System Process

Windows Service

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Create or Modify System Process

Windows Service

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

darkcometdiscoveryevasionpersistencerattrojan

behavioral2

darkcometdiscoveryevasionpersistencerattrojan