darkcomet | f658e5db4dd562be92458a18a84e0713eb3ac9c7ae13f02767ee6ae0376efbb4 | Triage

Sharing

General

Target

5968bd1843bca9ec5b655c9fdf219e8e_JaffaCakes118
Size

1.4MB
Sample

241018-z3qv6s1apl
MD5

5968bd1843bca9ec5b655c9fdf219e8e
SHA1

c44f9696d0ff3ac324c549615fe06d52899e199b
SHA256

f658e5db4dd562be92458a18a84e0713eb3ac9c7ae13f02767ee6ae0376efbb4
SHA512

c252e3feabf3435fd8135d92d619ce5ee1e67e94ea59b10d54451dbb3985dd8ab6be750c4d539952f292691fc7678b83cfbc5828af4cc7c1db390ecd680bdd19
SSDEEP

24576:Gu+mLlxpqrdJwkbVYG3HklghoOLGTEANNOIZauPVTOMUC:mElxYBJwwqGUl1kcEYauPV

Score

10^/10

darkcomet discovery evasion persistence rat trojan

Malware Config

Targets

- Target
  
  5968bd1843bca9ec5b655c9fdf219e8e_JaffaCakes118
- Size
  
  1.4MB
- MD5
  
  5968bd1843bca9ec5b655c9fdf219e8e
- SHA1
  
  c44f9696d0ff3ac324c549615fe06d52899e199b
- SHA256
  
  f658e5db4dd562be92458a18a84e0713eb3ac9c7ae13f02767ee6ae0376efbb4
- SHA512
  
  c252e3feabf3435fd8135d92d619ce5ee1e67e94ea59b10d54451dbb3985dd8ab6be750c4d539952f292691fc7678b83cfbc5828af4cc7c1db390ecd680bdd19
- SSDEEP
  
  24576:Gu+mLlxpqrdJwkbVYG3HklghoOLGTEANNOIZauPVTOMUC:mElxYBJwwqGUl1kcEYauPV
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
- Modifies WinLogon for persistence
  persistence
- 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
- Uses the VBS compiler for execution
- Adds Run key to start application
  persistence
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

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

Hide Artifacts

Hidden Files and Directories

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