darkcomet | b6392d37cb3db67b615d1443b0dfc1fbe757ef21afb31dba98f84c8bef595990 | Triage

Sharing

General

Target

JaffaCakes118_7a257c21d2ba245b7738e890174fc3a3
Size

636KB
Sample

250104-rlspfavpfk
MD5

7a257c21d2ba245b7738e890174fc3a3
SHA1

2befbb3b7d0fe3e1d275318679d8d54b72438eb1
SHA256

b6392d37cb3db67b615d1443b0dfc1fbe757ef21afb31dba98f84c8bef595990
SHA512

0e14db7327dd07c81f886992afa61705e63f36a9611720321f24c83733f47f79c97c2c5bc9ac68467a40cca91732f58ae919527b97fbc21f3cfc64960fc67b49
SSDEEP

12288:TpwABK90BOe/x9lPAYvxPQVjdsAY2XjWlnlpTMMXG91uhKIXn/t:1wAcu99lPzvxP+Bsz2XjWTRMQckkIXnV

Score

10^/10

darkcomet discovery persistence rat trojan

Malware Config

Targets

- Target
  
  JaffaCakes118_7a257c21d2ba245b7738e890174fc3a3
- Size
  
  636KB
- MD5
  
  7a257c21d2ba245b7738e890174fc3a3
- SHA1
  
  2befbb3b7d0fe3e1d275318679d8d54b72438eb1
- SHA256
  
  b6392d37cb3db67b615d1443b0dfc1fbe757ef21afb31dba98f84c8bef595990
- SHA512
  
  0e14db7327dd07c81f886992afa61705e63f36a9611720321f24c83733f47f79c97c2c5bc9ac68467a40cca91732f58ae919527b97fbc21f3cfc64960fc67b49
- SSDEEP
  
  12288:TpwABK90BOe/x9lPAYvxPQVjdsAY2XjWlnlpTMMXG91uhKIXn/t:1wAcu99lPzvxP+Bsz2XjWTRMQckkIXnV
Score

10^/10

darkcomet discovery 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.
- 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
- Drops file in System32 directory
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

Credential Access

Discovery

Query Registry

Remote System Discovery

System Information Discovery

System Location Discovery

System Language Discovery

System Network Configuration Discovery

Internet Connection Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

darkcometdiscoverypersistencerattrojan

behavioral2

darkcometdiscoverypersistencerattrojan