darkcomet | f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384 | Triage

Sharing

General

Target

f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384N
Size

1.3MB
Sample

241101-wb74lavmbn
MD5

6463d8b3b095662598d9823df35c5c70
SHA1

6ec181e03393deba51664099dc1e8f3ad5041909
SHA256

f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384
SHA512

10c630672fb873857f71129998daab94054a6fb8573f2cd62b6090dba2b987d1ce776ef9bb115a8cf8356a987cb02107d7e4ffe6a2461598d40c7ba7817625fe
SSDEEP

24576:Ej6wLhExiZNzXaAc4yc3fNs5OzlKT8FGdg1XaNWtrA5jdv2s9toMWuYc2Z/T:EmwLhbraAly0fZzlZGdgsMt03Os97WuY

Score

10^/10

darkcomet discovery evasion persistence rat trojan

Malware Config

Targets

- Target
  
  f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384N
- Size
  
  1.3MB
- MD5
  
  6463d8b3b095662598d9823df35c5c70
- SHA1
  
  6ec181e03393deba51664099dc1e8f3ad5041909
- SHA256
  
  f6f652122c7da8d27ca7084a40da94050632d6694ed7e976f9b72977a3d77384
- SHA512
  
  10c630672fb873857f71129998daab94054a6fb8573f2cd62b6090dba2b987d1ce776ef9bb115a8cf8356a987cb02107d7e4ffe6a2461598d40c7ba7817625fe
- SSDEEP
  
  24576:Ej6wLhExiZNzXaAc4yc3fNs5OzlKT8FGdg1XaNWtrA5jdv2s9toMWuYc2Z/T:EmwLhbraAly0fZzlZGdgsMt03Os97WuY
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
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Executes dropped EXE
- Identifies Wine through registry keys
  Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
  evasion
- Loads dropped DLL
- Adds Run key to start application
  persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
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

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Defense Evasion

Modify Registry

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Virtualization/Sandbox Evasion

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

darkcometdiscoveryevasionpersistencerattrojan

behavioral2

discoveryevasion