gh0strat | 6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538

General

Target

6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
Size

1.6MB
MD5

9de7bfe748762b51fdb3b30500d253be
SHA1

a28e4e175ea463762a8469a1963108a1360c28b6
SHA256

6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538
SHA512

7fecbb106df6a98103feffa7d2ef2c54f297d1b54699aec7dbef07a6d8b2be155118882f7601f52afe21f7a4143cfde7b0f7a8ea5185368b9bd810aa61fa213b
SSDEEP

24576:E09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+F6oC:E09XJt4HIN2H2tFvduySJC

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/3024-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3024-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2608-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2608-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3024-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2620-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3024-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3024-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3024-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2608-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2608-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3024-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2620-46-0x0000000010000000-0x00000000101B6000-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
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 1 IoCs

Processes:

TXPlatforn.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatforn.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 4 IoCs

Processes:

RVN.exeTXPlatforn.exeTXPlatforn.exeHD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

pid process

3024 RVN.exe
2608 TXPlatforn.exe
2620 TXPlatforn.exe
2576 HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

pid	process
3024	RVN.exe
2608	TXPlatforn.exe
2620	TXPlatforn.exe
2576	HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

Loads dropped DLL 4 IoCs

Processes:

6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exeTXPlatforn.exe

pid	process
2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
2608	TXPlatforn.exe
2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

UPX packed file 14 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/3024-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3024-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3024-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3024-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2608-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
\Users\Admin\AppData\Local\Temp\HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	upx
behavioral1/memory/2608-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2620-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3024-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2576-45-0x0000000000400000-0x000000000043C000-memory.dmp	upx
behavioral1/memory/2620-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2576-80-0x0000000000400000-0x000000000043C000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

Processes:

RVN.exe

description ioc process

File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe
File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe

Drops file in Program Files directory 4 IoCs

Processes:

6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3008 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

pid process

2932 6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2620 TXPlatforn.exe

pid	process
3008	PING.EXE

pid	process
2620	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3024	RVN.exe
Token: SeLoadDriverPrivilege	2620	TXPlatforn.exe
Token: 33	2620	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2620	TXPlatforn.exe
Token: 33	2620	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2620	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

pid	process
2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 2932 wrote to memory of 3024	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	RVN.exe
PID 2932 wrote to memory of 3024	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	RVN.exe
PID 2932 wrote to memory of 3024	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	RVN.exe
PID 2932 wrote to memory of 3024	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	RVN.exe
PID 2932 wrote to memory of 3024	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	RVN.exe
PID 2932 wrote to memory of 3024	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	RVN.exe
PID 2932 wrote to memory of 3024	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	RVN.exe
PID 3024 wrote to memory of 2548	3024	RVN.exe	cmd.exe
PID 3024 wrote to memory of 2548	3024	RVN.exe	cmd.exe
PID 3024 wrote to memory of 2548	3024	RVN.exe	cmd.exe
PID 3024 wrote to memory of 2548	3024	RVN.exe	cmd.exe
PID 2608 wrote to memory of 2620	2608	TXPlatforn.exe	TXPlatforn.exe
PID 2608 wrote to memory of 2620	2608	TXPlatforn.exe	TXPlatforn.exe
PID 2608 wrote to memory of 2620	2608	TXPlatforn.exe	TXPlatforn.exe
PID 2608 wrote to memory of 2620	2608	TXPlatforn.exe	TXPlatforn.exe
PID 2608 wrote to memory of 2620	2608	TXPlatforn.exe	TXPlatforn.exe
PID 2608 wrote to memory of 2620	2608	TXPlatforn.exe	TXPlatforn.exe
PID 2608 wrote to memory of 2620	2608	TXPlatforn.exe	TXPlatforn.exe
PID 2932 wrote to memory of 2576	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
PID 2932 wrote to memory of 2576	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
PID 2932 wrote to memory of 2576	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
PID 2932 wrote to memory of 2576	2932	6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe	HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
PID 2548 wrote to memory of 3008	2548	cmd.exe	PING.EXE
PID 2548 wrote to memory of 3008	2548	cmd.exe	PING.EXE
PID 2548 wrote to memory of 3008	2548	cmd.exe	PING.EXE
PID 2548 wrote to memory of 3008	2548	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
"C:\Users\Admin\AppData\Local\Temp\6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2932

C:\Users\Admin\AppData\Local\Temp\RVN.exe
C:\Users\Admin\AppData\Local\Temp\\RVN.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3024

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\RVN.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:2548

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:3008

C:\Users\Admin\AppData\Local\Temp\HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
C:\Users\Admin\AppData\Local\Temp\HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe
2⤵
- Executes dropped EXE
PID:2576

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2608

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -acsi
2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
1.5MB

MD5
941eae933a323775a04ab70f7b119383

SHA1
8f97f43a5b47d1fbcf5c4797f48511579ebfeda5

SHA256
443449608cd4722496c1b437e7eae021e403e57cc3c4d9ed87a9819523099192

SHA512
b6a7fb0699f4ab595a98549011611eea77791327bb98557b3152a3362f823cf1dc710824ffac69d0d20d97ffefd4567e69fa4fa04d697207862ba4447f03d50f

Download Submit
\Users\Admin\AppData\Local\Temp\HD_6ef6600e8cf98513d341ef39ca885c9211894734a896fc6aa69cec400c676538.exe

Filesize
103KB

MD5
132abfd92f331c4f5d0ff301f51cac27

SHA1
115b7b2f321af7a5a0eccc3ff9eac35689b8eced

SHA256
da78b5aee2536afd6df7a00584de5619ed698514073b8cb6ec30d64088d47c0c

SHA512
94e31ee6a3f5bf89364810ee2d8594d2b8c3df0cf8f4b037cfe6ed74eb8d48fea971636704022d5065158631f0abc16c25f7d01d21ff55b52981847e4d958f34

Download Submit
\Users\Admin\AppData\Local\Temp\RVN.exe

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2576-80-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2576-45-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2608-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2608-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2620-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-37-0x0000000000330000-0x000000000036C000-memory.dmp

Filesize
240KB

Download
memory/2932-36-0x0000000000330000-0x000000000036C000-memory.dmp

Filesize
240KB

Download
memory/2932-86-0x0000000000330000-0x000000000036C000-memory.dmp

Filesize
240KB

Download
memory/2932-87-0x0000000000330000-0x000000000036C000-memory.dmp

Filesize
240KB

Download
memory/3024-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3024-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3024-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3024-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3024-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads