darkcomet | adec931baa41ac52333c242039ba2c2d5332b3d3487a28d16bc697e3f28dba56 | Triage

Sharing

General

Target

cb8d0a0d8790dc739c9ca82fd7ce9b6e_JaffaCakes118
Size

766KB
Sample

241206-hd943s1jan
MD5

cb8d0a0d8790dc739c9ca82fd7ce9b6e
SHA1

44f9aef24d039cc896cab58711977b54390f2e4c
SHA256

adec931baa41ac52333c242039ba2c2d5332b3d3487a28d16bc697e3f28dba56
SHA512

fdad2b5538f3de78f55ddc2bb04674f13de59f43f21b30abeeb3b4a4a159635afaa1da13e125d945fc4dfc84d3569038dca517c3cbd06adcd9fc5929e0945549
SSDEEP

12288:ga8gDC8CKewouXFxbtTff1A+QqMUSSp1o6dJsoJku2cOtr0wV8noakElpvtnBDne:hCuouXJZAh/Sp1omJsAycmQwV8noaVvS

Score

10^/10

darkcomet discovery persistence rat trojan

Malware Config

Targets

- Target
  
  cb8d0a0d8790dc739c9ca82fd7ce9b6e_JaffaCakes118
- Size
  
  766KB
- MD5
  
  cb8d0a0d8790dc739c9ca82fd7ce9b6e
- SHA1
  
  44f9aef24d039cc896cab58711977b54390f2e4c
- SHA256
  
  adec931baa41ac52333c242039ba2c2d5332b3d3487a28d16bc697e3f28dba56
- SHA512
  
  fdad2b5538f3de78f55ddc2bb04674f13de59f43f21b30abeeb3b4a4a159635afaa1da13e125d945fc4dfc84d3569038dca517c3cbd06adcd9fc5929e0945549
- SSDEEP
  
  12288:ga8gDC8CKewouXFxbtTff1A+QqMUSSp1o6dJsoJku2cOtr0wV8noakElpvtnBDne:hCuouXJZAh/Sp1omJsAycmQwV8noaVvS
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.
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
  persistence
- 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

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