gh0strat | 4f4fea8c9ecb79ae975ceff6691ac7e6cddb7c2c514596c188a459ddca031014

Analysis

max time kernel
148s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/07/2026, 17:06

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General

Target
4f4fea8c9ecb79ae975ceff6691ac7e6cddb7c2c514596c188a459ddca031014.dll
Size 1.5MB
Sample260723-vmlt3a1ya1
SHA256 4f4fea8c9ecb79ae975ceff6691ac7e6cddb7c2c514596c188a459ddca031014
MD5 b092b5b064aca8b31cd53f13501e8749
SHA1 b248f755dbf2727aa74cc6bdf53a9200053532d4
SHA512 f28a5b0fe0833121aa60870e13ca45ea585b0bd28a16b8fdcd0eff8b33a9c6147d83002835a88047c18447ebe4fe0e0e9e1c8517edaa881936fdd7570df5ba14
SSDEEP 24576:o4rDuOIlp7ePLgRyU7CKiFgS8LPfL0jUkM5FIJRweiMtRMqYCTggCK0Y:F9oXUL
TLSH
T10F755C43E2B28CE7C7D90534DC6AD2767B347A1C93FB86737680D9D7B5622907A2031A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery gh0strat purplefox rat rootkit trojan upx

Malware Config

Signatures

Family: 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
Family: PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Detect PurpleFox Rootkit 1 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/4612-0-0x0000000010000000-0x00000000101B7000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/4612-0-0x0000000010000000-0x00000000101B7000-memory.dmp	family_gh0strat

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4612-0-0x0000000010000000-0x00000000101B7000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2484	4612	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4136 wrote to memory of 4612	4136	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f4fea8c9ecb79ae975ceff6691ac7e6cddb7c2c514596c188a459ddca031014.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f4fea8c9ecb79ae975ceff6691ac7e6cddb7c2c514596c188a459ddca031014.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 440
    3⤵
    - Program crash
    PID:2484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4612 -ip 4612
1⤵
PID:2352

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4612-0-0x0000000010000000-0x00000000101B7000-memory.dmp

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