darkcomet | 00a4e5e6b928f0706cb99c33cf8a8e1f766e0d64eeeecb2f72e6ebde96ca4db8 | Triage

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Overview

overview

Static

static

5

00a4e5e6b9...b8.exe

windows7-x64

00a4e5e6b9...b8.exe

windows10-2004-x64

Sharing

General

Target

00a4e5e6b928f0706cb99c33cf8a8e1f766e0d64eeeecb2f72e6ebde96ca4db8
Size

3.8MB
Sample

241107-xtxk9azmfp
MD5

29afed2251a4eb2fb408de2b55e339c1
SHA1

52f8d1477e704014515cc32743bdfdc9f30670ea
SHA256

00a4e5e6b928f0706cb99c33cf8a8e1f766e0d64eeeecb2f72e6ebde96ca4db8
SHA512

655390a44cfb73129abdd3c5de79ad57c474e426c6557adbb1f9e983380fd3ae3a9f0aae2d4f9e5f947a37488f0047694272dbecc49443875ec01fe16e5f008d
SSDEEP

98304:vJwakG4fYrq1HJvpliCQHawbzBbGSlaUEI96kdQDanpqHrO3ndI3/lL/v7zVwwXc:vJwakG4fYrq1HJvpliCQHawbzBbGSlaC

Score

10^/10

darkcomet discovery persistence rat trojan upx

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

00a4e5e6b928f0706cb99c33cf8a8e1f766e0d64eeeecb2f72e6ebde96ca4db8.exe

Resource

win7-20240708-en

darkcomet discovery persistence rat trojan upx

windows7-x64

15 signatures

150 seconds

Behavioral task

behavioral2

Sample

00a4e5e6b928f0706cb99c33cf8a8e1f766e0d64eeeecb2f72e6ebde96ca4db8.exe

Resource

win10v2004-20241007-en

darkcomet discovery persistence rat trojan upx

windows10-2004-x64

15 signatures

150 seconds

Malware Config

Targets

- Target
  
  00a4e5e6b928f0706cb99c33cf8a8e1f766e0d64eeeecb2f72e6ebde96ca4db8
- Size
  
  3.8MB
- MD5
  
  29afed2251a4eb2fb408de2b55e339c1
- SHA1
  
  52f8d1477e704014515cc32743bdfdc9f30670ea
- SHA256
  
  00a4e5e6b928f0706cb99c33cf8a8e1f766e0d64eeeecb2f72e6ebde96ca4db8
- SHA512
  
  655390a44cfb73129abdd3c5de79ad57c474e426c6557adbb1f9e983380fd3ae3a9f0aae2d4f9e5f947a37488f0047694272dbecc49443875ec01fe16e5f008d
- SSDEEP
  
  98304:vJwakG4fYrq1HJvpliCQHawbzBbGSlaUEI96kdQDanpqHrO3ndI3/lL/v7zVwwXc:vJwakG4fYrq1HJvpliCQHawbzBbGSlaC
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
- Darkcomet family
  darkcomet
- 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
- Suspicious use of SetThreadContext
- 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

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

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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