darkcomet | cef0d7a727b5e1381a90e3f9357dac9d682eb0a35df0dd7dc14ea826840ecf59 | Triage

Sharing

General

Target

f11388dce0534800c510bd20552ced8c_JaffaCakes118
Size

755KB
Sample

241214-2qh1xaykgn
MD5

f11388dce0534800c510bd20552ced8c
SHA1

327b2cf08ed60648482fba93da189cd27d07c2b8
SHA256

cef0d7a727b5e1381a90e3f9357dac9d682eb0a35df0dd7dc14ea826840ecf59
SHA512

66c0d02cbe5eabe34eec7807e438c211c33f63f739e036a18f93203bfdd967bd1653544757ff7f5cfb3a3925b887997318592cc5c9ffdb0307b1c8b3630c2e83
SSDEEP

12288:n/niCwni7ped1WRmo4B25bQnOatMAmE4jet843A/yYe4kjxd6JVJRV70zwfK0v:n/nili25o4B2BQnOatMNE4jee43djn6z

Score

10^/10

darkcomet discovery evasion persistence rat trojan

Malware Config

Targets

- Target
  
  f11388dce0534800c510bd20552ced8c_JaffaCakes118
- Size
  
  755KB
- MD5
  
  f11388dce0534800c510bd20552ced8c
- SHA1
  
  327b2cf08ed60648482fba93da189cd27d07c2b8
- SHA256
  
  cef0d7a727b5e1381a90e3f9357dac9d682eb0a35df0dd7dc14ea826840ecf59
- SHA512
  
  66c0d02cbe5eabe34eec7807e438c211c33f63f739e036a18f93203bfdd967bd1653544757ff7f5cfb3a3925b887997318592cc5c9ffdb0307b1c8b3630c2e83
- SSDEEP
  
  12288:n/niCwni7ped1WRmo4B25bQnOatMAmE4jet843A/yYe4kjxd6JVJRV70zwfK0v:n/nili25o4B2BQnOatMNE4jee43djn6z
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
- Windows security bypass
  evasion trojan
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
  evasion trojan
- Adds Run key to start application
  persistence
- Maps connected drives based on registry
  Disk information is often read in order to detect sandboxing environments.
- Suspicious use of SetThreadContext
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

Impair Defenses

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Peripheral Device 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

darkcometdiscoveryrattrojan