gh0strat | 4937aed8764c78c1fb84e08841983513854cfaeebc874d33c23f98b81a212ff5

Analysis

max time kernel
137s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
05/04/2025, 13:52

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General

Target

4937aed8764c78c1fb84e08841983513854cfaeebc874d33c23f98b81a212ff5.dll
Size

1.5MB
MD5

714a5fc21410b54acc746ebe453fe4f4
SHA1

97fdb7ffc7f3b425fdd63763ef88b38f742349da
SHA256

4937aed8764c78c1fb84e08841983513854cfaeebc874d33c23f98b81a212ff5
SHA512

e278653fd955452376cac0af77f5174aae5ff496d03161026d6318ae5e6579a8c3d5c4165b4bd8c1531b9613960ee958ed0719866f4ffb2ef6a88915e8dd43c7
SSDEEP

24576:F4fN+868tejzFO9dZ73/Ci9oOIrhjOnM5hyv3m8AMtRyce0LbbK0Q:BQ9Fk

Score

10^/10

gh0strat purplefox discovery rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 1 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/3516-0-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/3516-0-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3516-0-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1184	3516	WerFault.exe	85

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 3 IoCs

description	pid	Process	procid_target
PID 3316 wrote to memory of 3516	3316	rundll32.exe	85
PID 3316 wrote to memory of 3516	3316	rundll32.exe	85
PID 3316 wrote to memory of 3516	3316	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4937aed8764c78c1fb84e08841983513854cfaeebc874d33c23f98b81a212ff5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4937aed8764c78c1fb84e08841983513854cfaeebc874d33c23f98b81a212ff5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 576
    3⤵
    - Program crash
    PID:1184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3516 -ip 3516
1⤵
PID:2492

Network

MITRE ATT&CK Enterprise v15

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

Replay Monitor

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Downloads

memory/3516-0-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

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