darkcomet | cfec3392308113922f6ddb4194ac3e4b9c0039b913723bd4fa217cc89206e7b5 | Triage

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Overview

overview

Static

static

3

cfec339230...5N.exe

windows7-x64

cfec339230...5N.exe

windows10-2004-x64

Sharing

General

Target

cfec3392308113922f6ddb4194ac3e4b9c0039b913723bd4fa217cc89206e7b5N
Size

3.9MB
Sample

241108-awdvla1ekr
MD5

9f56b25fc4c95c0e65014311fd34a4f0
SHA1

fa0c726e935da635ddbe70922f236ff03bb3ff7f
SHA256

cfec3392308113922f6ddb4194ac3e4b9c0039b913723bd4fa217cc89206e7b5
SHA512

57ff190b6d64b88fa6c2742d56d263dc2647f2a7ab2d242d08a20f2174bec23ec7223c02ccf363e8f66f1bae82e5bfd5e082ccf06f82c44a254a38c0a10dac0f
SSDEEP

98304:IlX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBAlB6D4tyX6kuT4IkQApCgvms0Cv05J5CG:IlX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBG

Score

10^/10

darkcomet discovery persistence rat trojan upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

cfec3392308113922f6ddb4194ac3e4b9c0039b913723bd4fa217cc89206e7b5N.exe

Resource

win7-20240903-en

darkcomet discovery persistence rat trojan upx

windows7-x64

15 signatures

120 seconds

Behavioral task

behavioral2

Sample

cfec3392308113922f6ddb4194ac3e4b9c0039b913723bd4fa217cc89206e7b5N.exe

Resource

win10v2004-20241007-en

darkcomet discovery persistence rat trojan upx

windows10-2004-x64

15 signatures

120 seconds

Malware Config

Targets

- Target
  
  cfec3392308113922f6ddb4194ac3e4b9c0039b913723bd4fa217cc89206e7b5N
- Size
  
  3.9MB
- MD5
  
  9f56b25fc4c95c0e65014311fd34a4f0
- SHA1
  
  fa0c726e935da635ddbe70922f236ff03bb3ff7f
- SHA256
  
  cfec3392308113922f6ddb4194ac3e4b9c0039b913723bd4fa217cc89206e7b5
- SHA512
  
  57ff190b6d64b88fa6c2742d56d263dc2647f2a7ab2d242d08a20f2174bec23ec7223c02ccf363e8f66f1bae82e5bfd5e082ccf06f82c44a254a38c0a10dac0f
- SSDEEP
  
  98304:IlX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBAlB6D4tyX6kuT4IkQApCgvms0Cv05J5CG:IlX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBG
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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