darkcomet | a8f9aa681a2d661027d032b572e8e4c99b9b3bf4985d244982903cc1f10c6c36 | Triage

Sharing

General

Target

c3fe16884b959232272700439d4d823b_JaffaCakes118
Size

848KB
Sample

241204-xwrg1swqbz
MD5

c3fe16884b959232272700439d4d823b
SHA1

fbc1798182591e88dd144255bd1bfbefc2132a60
SHA256

a8f9aa681a2d661027d032b572e8e4c99b9b3bf4985d244982903cc1f10c6c36
SHA512

131186b3c9eda5fcca15e7694f19d33541425f31ca8ba50b8c66e63f4f6972d1ba88fa63225e57a204506cd69448ab72c3dfe8fd3aeebd18edfc5643a3d62188
SSDEEP

12288:kaAchpWsuVTv7ItY8XljyypHP7cOLBev03hlULsmWZ++09ZcKDVs2d/nk:VAEENIq8XwyVPQclDq/+WnpskPk

Score

10^/10

darkcomet discovery evasion persistence rat trojan

Malware Config

Targets

- Target
  
  c3fe16884b959232272700439d4d823b_JaffaCakes118
- Size
  
  848KB
- MD5
  
  c3fe16884b959232272700439d4d823b
- SHA1
  
  fbc1798182591e88dd144255bd1bfbefc2132a60
- SHA256
  
  a8f9aa681a2d661027d032b572e8e4c99b9b3bf4985d244982903cc1f10c6c36
- SHA512
  
  131186b3c9eda5fcca15e7694f19d33541425f31ca8ba50b8c66e63f4f6972d1ba88fa63225e57a204506cd69448ab72c3dfe8fd3aeebd18edfc5643a3d62188
- SSDEEP
  
  12288:kaAchpWsuVTv7ItY8XljyypHP7cOLBev03hlULsmWZ++09ZcKDVs2d/nk:VAEENIq8XwyVPQclDq/+WnpskPk
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 firewall policy service
  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

Impair Defenses

Disable or Modify System Firewall

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