gh0strat | 940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73

General

Target

940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
Size

4.6MB
MD5

b76e2e88e8ba1ad6daf0f5c56812665b
SHA1

90a0bd177ee9e6ad039e94eb34caeb2039490c42
SHA256

940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73
SHA512

669da765dc2fef047fb2d55d78fefcc37dc1d49d6adf6facbb0bfc5f949f9570cb9d19e73555003d1e4b3ee75c6d7a139661ed44d6aaa9df7f21aa427d67e3d2
SSDEEP

49152:k09XJt4HIN2H2tFvduySZbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8R:JZJt4HINy2LkZbXsPN5kiQaZ56

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 12 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/1712-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1712-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1712-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1712-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2284-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2284-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-73-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1712-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1712-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1712-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1712-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2284-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2284-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-73-0x0000000010000000-0x00000000101B6000-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_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe

pid process

1712 RVN.exe
2284 TXPlatforn.exe
2752 TXPlatforn.exe
2840 HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe

pid	process
1712	RVN.exe
2284	TXPlatforn.exe
2752	TXPlatforn.exe
2840	HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe

Loads dropped DLL 3 IoCs

Processes:

940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exeTXPlatforn.exe

pid	process
1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
2284	TXPlatforn.exe
1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe

UPX packed file 14 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1712-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1712-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1712-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1712-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1712-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2284-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2284-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-73-0x0000000010000000-0x00000000101B6000-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:

940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe

description	ioc	process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.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

2612 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe

pid process

1948 940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2752 TXPlatforn.exe

pid	process
2612	PING.EXE

pid	process
2752	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1712	RVN.exe
Token: SeLoadDriverPrivilege	2752	TXPlatforn.exe
Token: 33	2752	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2752	TXPlatforn.exe
Token: 33	2752	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2752	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe

pid	process
1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 1948 wrote to memory of 1712	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	RVN.exe
PID 1948 wrote to memory of 1712	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	RVN.exe
PID 1948 wrote to memory of 1712	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	RVN.exe
PID 1948 wrote to memory of 1712	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	RVN.exe
PID 1948 wrote to memory of 1712	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	RVN.exe
PID 1948 wrote to memory of 1712	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	RVN.exe
PID 1948 wrote to memory of 1712	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	RVN.exe
PID 1712 wrote to memory of 2588	1712	RVN.exe	cmd.exe
PID 1712 wrote to memory of 2588	1712	RVN.exe	cmd.exe
PID 1712 wrote to memory of 2588	1712	RVN.exe	cmd.exe
PID 1712 wrote to memory of 2588	1712	RVN.exe	cmd.exe
PID 2284 wrote to memory of 2752	2284	TXPlatforn.exe	TXPlatforn.exe
PID 2284 wrote to memory of 2752	2284	TXPlatforn.exe	TXPlatforn.exe
PID 2284 wrote to memory of 2752	2284	TXPlatforn.exe	TXPlatforn.exe
PID 2284 wrote to memory of 2752	2284	TXPlatforn.exe	TXPlatforn.exe
PID 2284 wrote to memory of 2752	2284	TXPlatforn.exe	TXPlatforn.exe
PID 2284 wrote to memory of 2752	2284	TXPlatforn.exe	TXPlatforn.exe
PID 2284 wrote to memory of 2752	2284	TXPlatforn.exe	TXPlatforn.exe
PID 1948 wrote to memory of 2840	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
PID 1948 wrote to memory of 2840	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
PID 1948 wrote to memory of 2840	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
PID 1948 wrote to memory of 2840	1948	940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe	HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
PID 2588 wrote to memory of 2612	2588	cmd.exe	PING.EXE
PID 2588 wrote to memory of 2612	2588	cmd.exe	PING.EXE
PID 2588 wrote to memory of 2612	2588	cmd.exe	PING.EXE
PID 2588 wrote to memory of 2612	2588	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
"C:\Users\Admin\AppData\Local\Temp\940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1948

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:1712

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:2588

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2612

C:\Users\Admin\AppData\Local\Temp\HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
C:\Users\Admin\AppData\Local\Temp\HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
2⤵
- Executes dropped EXE
PID:2840

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2284

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:2752

Network

MITRE ATT&CK Matrix ATT&CK v13

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

System Information Discovery

1

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
1.5MB

MD5
42e87ce3b1276510c94a93267f8f3aa3

SHA1
a1d6e18bef7da498ce2a526d7c3e2c9d9801d96d

SHA256
2945f0167565afe007584be8df2cec4569f12d9c44acbae914c763475ecd85eb

SHA512
bdc7d56784bc083518c9f662058f58822e839bed6a7f1f7b81251127792d755d21dc1fca01947ee677bee005537abc070a06e37ec8f270af6815847c4c6b0b6f

Download Submit
\Users\Admin\AppData\Local\Temp\HD_940a699e67b907d10659b4f12a6207e791367e7d57339bbe258753e197f44e73.exe
Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

Download Submit
\Users\Admin\AppData\Local\Temp\RVN.exe
Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/1712-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1712-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1712-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1712-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1712-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-73-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads