darkcomet | e21fc9e8e52450fa6930eb29fa6768576498a0bd20005a3f8558b16bce03441d | Triage

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Overview

overview

Static

static

3

e21fc9e8e5...dN.exe

windows7-x64

e21fc9e8e5...dN.exe

windows10-2004-x64

Sharing

General

Target

e21fc9e8e52450fa6930eb29fa6768576498a0bd20005a3f8558b16bce03441dN
Size

3.9MB
Sample

241005-jamp2sshjr
MD5

ac81d17f47c06669eb4ac0be44e5f7d0
SHA1

1eaadbcfad3462c44860de32dc23fcfb225020c1
SHA256

e21fc9e8e52450fa6930eb29fa6768576498a0bd20005a3f8558b16bce03441d
SHA512

64839b0e05074e39bdbb702c0cbcc11a087691a9be13e75a6ffccbcd39931055dc28c792f0ea93de8fe31ddecceba74987c57c8244e61ebb9b0121ee99a0bef3
SSDEEP

98304:JlX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBAlB6D4tyX6kuT4IkQApCgvms0Cv05J5CV:JlX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBV

Score

10^/10

darkcomet discovery persistence rat trojan upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

e21fc9e8e52450fa6930eb29fa6768576498a0bd20005a3f8558b16bce03441dN.exe

Resource

win7-20240708-en

darkcomet discovery persistence rat trojan upx

windows7-x64

14 signatures

120 seconds

Behavioral task

behavioral2

Sample

e21fc9e8e52450fa6930eb29fa6768576498a0bd20005a3f8558b16bce03441dN.exe

Resource

win10v2004-20240802-en

darkcomet discovery persistence rat trojan upx

windows10-2004-x64

14 signatures

120 seconds

Malware Config

Targets

- Target
  
  e21fc9e8e52450fa6930eb29fa6768576498a0bd20005a3f8558b16bce03441dN
- Size
  
  3.9MB
- MD5
  
  ac81d17f47c06669eb4ac0be44e5f7d0
- SHA1
  
  1eaadbcfad3462c44860de32dc23fcfb225020c1
- SHA256
  
  e21fc9e8e52450fa6930eb29fa6768576498a0bd20005a3f8558b16bce03441d
- SHA512
  
  64839b0e05074e39bdbb702c0cbcc11a087691a9be13e75a6ffccbcd39931055dc28c792f0ea93de8fe31ddecceba74987c57c8244e61ebb9b0121ee99a0bef3
- SSDEEP
  
  98304:JlX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBAlB6D4tyX6kuT4IkQApCgvms0Cv05J5CV:JlX3KMj7yBNUVPhd5G0Z5DxdM3hZpmBV
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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