gh0strat | b3f61437898669f4eca20f5e25f235641961b2459d192f30bb54ad1d263d6817 | Triage

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Overview

overview

Static

static

3

b3f6143789...17.exe

windows7-x64

b3f6143789...17.exe

windows10-2004-x64

Sharing

General

Target

b3f61437898669f4eca20f5e25f235641961b2459d192f30bb54ad1d263d6817
Size

3.0MB
Sample

240820-pr4yjswbkl
MD5

9fff4e682ed73edef4f943c92787fb77
SHA1

15dc52562f1b6e268592de3a925db014faf1017e
SHA256

b3f61437898669f4eca20f5e25f235641961b2459d192f30bb54ad1d263d6817
SHA512

fbbde17ef057b029fcae206ea42803bdc11bd6d0183987d2d17156edb9f8d092d707562ac99f845f5ee37633620c1928a6389e0f0bd4c9672551a54ab11af43f
SSDEEP

49152:kCwsbCANnKXferL7Vwe/Gg0P+WhKGbrCvE:nws2ANnKXOaeOgmhKqCM

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

b3f61437898669f4eca20f5e25f235641961b2459d192f30bb54ad1d263d6817.exe

Resource

win7-20240729-en

gh0strat purplefox discovery persistence rat rootkit trojan upx

windows7-x64

20 signatures

150 seconds

Behavioral task

behavioral2

Sample

b3f61437898669f4eca20f5e25f235641961b2459d192f30bb54ad1d263d6817.exe

Resource

win10v2004-20240802-en

gh0strat purplefox discovery persistence rat rootkit trojan upx

windows10-2004-x64

21 signatures

150 seconds

Malware Config

Targets

- Target
  
  b3f61437898669f4eca20f5e25f235641961b2459d192f30bb54ad1d263d6817
- Size
  
  3.0MB
- MD5
  
  9fff4e682ed73edef4f943c92787fb77
- SHA1
  
  15dc52562f1b6e268592de3a925db014faf1017e
- SHA256
  
  b3f61437898669f4eca20f5e25f235641961b2459d192f30bb54ad1d263d6817
- SHA512
  
  fbbde17ef057b029fcae206ea42803bdc11bd6d0183987d2d17156edb9f8d092d707562ac99f845f5ee37633620c1928a6389e0f0bd4c9672551a54ab11af43f
- SSDEEP
  
  49152:kCwsbCANnKXferL7Vwe/Gg0P+WhKGbrCvE:nws2ANnKXOaeOgmhKqCM
Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx
- Detect PurpleFox Rootkit
  Detect PurpleFox Rootkit.
  rootkit
- Gh0st RAT payload
- Gh0strat
  Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
  rat gh0strat
- PurpleFox
  PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
  rootkit trojan purplefox
- Drops file in Drivers directory
- Server Software Component: Terminal Services DLL
  persistence
- Sets service image path in registry
  persistence
- Executes dropped EXE
- Loads dropped DLL
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Server Software Component

Terminal Services DLL

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

Credential Access

Discovery

Remote System Discovery

System Information Discovery

System Location Discovery

System Language Discovery

System Network Configuration Discovery

Internet Connection Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupx

behavioral2

gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupx

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