darkcomet | 33f980f8c21a98228cc87b13b7c75fad88768c1c791cbc46b100b7c30e5ae426 | Triage

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Overview

overview

Static

static

3

2338d72da8...18.exe

windows7-x64

2338d72da8...18.exe

windows10-2004-x64

Sharing

General

Target

2338d72da8da28d6f6affe29b35db32e_JaffaCakes118
Size

904KB
Sample

241008-wrvs7szelj
MD5

2338d72da8da28d6f6affe29b35db32e
SHA1

8c940134faee993f5256d994ba1d82d2ad3b4ea9
SHA256

33f980f8c21a98228cc87b13b7c75fad88768c1c791cbc46b100b7c30e5ae426
SHA512

8d50ab6798ae3ffc8b8285431aa502c6892aaa1458efd9d99068c8723e8fa8dda67746350cf2dc1497198e95702943ccc01989c63f3ed69f777c3452edede486
SSDEEP

24576:IrBSfvIReLBs1BqSTTKHhZbnNbdkY8eQMVt3xahrx:QsfvIRvCZbnccQy0rx

Score

10^/10

darkcomet discovery evasion persistence rat trojan upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

2338d72da8da28d6f6affe29b35db32e_JaffaCakes118.exe

Resource

win7-20240903-en

darkcomet discovery evasion persistence rat trojan upx

windows7-x64

17 signatures

150 seconds

Behavioral task

behavioral2

Sample

2338d72da8da28d6f6affe29b35db32e_JaffaCakes118.exe

Resource

win10v2004-20241007-en

darkcomet discovery evasion persistence rat trojan upx

windows10-2004-x64

18 signatures

150 seconds

Malware Config

Targets

- Target
  
  2338d72da8da28d6f6affe29b35db32e_JaffaCakes118
- Size
  
  904KB
- MD5
  
  2338d72da8da28d6f6affe29b35db32e
- SHA1
  
  8c940134faee993f5256d994ba1d82d2ad3b4ea9
- SHA256
  
  33f980f8c21a98228cc87b13b7c75fad88768c1c791cbc46b100b7c30e5ae426
- SHA512
  
  8d50ab6798ae3ffc8b8285431aa502c6892aaa1458efd9d99068c8723e8fa8dda67746350cf2dc1497198e95702943ccc01989c63f3ed69f777c3452edede486
- SSDEEP
  
  24576:IrBSfvIReLBs1BqSTTKHhZbnNbdkY8eQMVt3xahrx:QsfvIRvCZbnccQy0rx
Score

10^/10

darkcomet discovery evasion persistence rat trojan upx
- 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
- Adds Run key to start application
  persistence
- Drops file in System32 directory
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
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

Hide Artifacts

Hidden Files and Directories

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

darkcometdiscoveryevasionpersistencerattrojanupx

behavioral2

darkcometdiscoveryevasionpersistencerattrojanupx

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