darkcomet | a8bdc5b8e43bc79ebf3c52ab929f67ebf6ce624ebed2cadb03698ecefbf11ef3 | Triage

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Reports

Overview

overview

Static

static

3

a8bdc5b8e4...3N.exe

windows7-x64

a8bdc5b8e4...3N.exe

windows10-2004-x64

Sharing

General

Target

a8bdc5b8e43bc79ebf3c52ab929f67ebf6ce624ebed2cadb03698ecefbf11ef3N
Size

574KB
Sample

241011-f7tm3sxera
MD5

89a320bf53683887e09ec491b2f1a1a0
SHA1

be8090ed699843b9ed02ca3c186074d3ef40f950
SHA256

a8bdc5b8e43bc79ebf3c52ab929f67ebf6ce624ebed2cadb03698ecefbf11ef3
SHA512

78d84be0d184fe2c0998d63f1936588082520c0952f0bbf357302eb0e917c636a5011690d1eaabf5d43882ed516e079ed91d1493b4ecc665c844dd3cf671458e
SSDEEP

12288:zCyEHAWAdljmJqkC3xMX85FSR2f9A08NIX+Vjwd4G/3z1ET4m3Hdsube:zFhWAfn22m0eD1GPz8Hdxq

Score

10^/10

darkcomet discovery persistence rat trojan upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

a8bdc5b8e43bc79ebf3c52ab929f67ebf6ce624ebed2cadb03698ecefbf11ef3N.exe

Resource

win7-20240903-en

darkcomet discovery persistence rat trojan upx

windows7-x64

14 signatures

150 seconds

Behavioral task

behavioral2

Sample

a8bdc5b8e43bc79ebf3c52ab929f67ebf6ce624ebed2cadb03698ecefbf11ef3N.exe

Resource

win10v2004-20241007-en

darkcomet discovery persistence rat trojan upx

windows10-2004-x64

14 signatures

150 seconds

Malware Config

Targets

- Target
  
  a8bdc5b8e43bc79ebf3c52ab929f67ebf6ce624ebed2cadb03698ecefbf11ef3N
- Size
  
  574KB
- MD5
  
  89a320bf53683887e09ec491b2f1a1a0
- SHA1
  
  be8090ed699843b9ed02ca3c186074d3ef40f950
- SHA256
  
  a8bdc5b8e43bc79ebf3c52ab929f67ebf6ce624ebed2cadb03698ecefbf11ef3
- SHA512
  
  78d84be0d184fe2c0998d63f1936588082520c0952f0bbf357302eb0e917c636a5011690d1eaabf5d43882ed516e079ed91d1493b4ecc665c844dd3cf671458e
- SSDEEP
  
  12288:zCyEHAWAdljmJqkC3xMX85FSR2f9A08NIX+Vjwd4G/3z1ET4m3Hdsube:zFhWAfn22m0eD1GPz8Hdxq
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
- 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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