darkcomet | ec3d2b696e963ba862eddefb725ab08e3e980023c0d7c524615ee8533ba46d70 | Triage

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Overview

overview

Static

static

d05fb610df...18.exe

windows7-x64

d05fb610df...18.exe

windows10-2004-x64

Sharing

General

Target

d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118
Size

285KB
Sample

240906-yzy7pswarr
MD5

d05fb610df9c9fdbaff6a83ba87d1a02
SHA1

0faa815fe32b741485a5606b098196bc38a0cdd4
SHA256

ec3d2b696e963ba862eddefb725ab08e3e980023c0d7c524615ee8533ba46d70
SHA512

6b415f43e5f1730d6e0cfed10109e96755a12f92b8c3a72c4a2afb2ca4d82f5fb0ca719f974f5a4cf6370543004c442b7678db9ed27b97020283f7189998a6fd
SSDEEP

6144:Flb6SDOiIN4o2cOMayarS0IjX7n6wXmzbBFX:F0Siiu2cOMayaZerXXmhFX

Score

10^/10

darkcomet discovery persistence rat trojan upx

Static task

static1

3 signatures

Behavioral task

behavioral1

Sample

d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe

Resource

win7-20240903-en

darkcomet discovery persistence rat trojan upx

windows7-x64

12 signatures

150 seconds

Behavioral task

behavioral2

Sample

d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118.exe

Resource

win10v2004-20240802-en

darkcomet discovery persistence rat trojan upx

windows10-2004-x64

13 signatures

150 seconds

Malware Config

Targets

- Target
  
  d05fb610df9c9fdbaff6a83ba87d1a02_JaffaCakes118
- Size
  
  285KB
- MD5
  
  d05fb610df9c9fdbaff6a83ba87d1a02
- SHA1
  
  0faa815fe32b741485a5606b098196bc38a0cdd4
- SHA256
  
  ec3d2b696e963ba862eddefb725ab08e3e980023c0d7c524615ee8533ba46d70
- SHA512
  
  6b415f43e5f1730d6e0cfed10109e96755a12f92b8c3a72c4a2afb2ca4d82f5fb0ca719f974f5a4cf6370543004c442b7678db9ed27b97020283f7189998a6fd
- SSDEEP
  
  6144:Flb6SDOiIN4o2cOMayarS0IjX7n6wXmzbBFX:F0Siiu2cOMayaZerXXmhFX
Score

10^/10

darkcomet discovery 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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- 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

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

darkcometdiscoverypersistencerattrojanupx

behavioral2

darkcometdiscoverypersistencerattrojanupx

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