gh0strat | 3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a

General

Target

3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe
Size

2.5MB
MD5

8941fcac286534a19cbdf12e7cdfc71c
SHA1

7a64d56b06cd3cb42d0c0342386c6dc76fcfa387
SHA256

3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a
SHA512

1f860fd7a746178d2e22f4b0296e68901916615900f63755e2c8d177242d9d365513f7d2e748a4765d62a16b70965f4c5a5d31520a867a3eb4fa92c868b6aa43
SSDEEP

24576:ECwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHm:ECwsbCANnKXferL7Vwe/Gg0P+WhkU

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2556-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2556-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2672-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2556-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2672-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2768-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2768-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2768-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259396902.txt	family_gh0strat
behavioral1/memory/2556-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2556-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2672-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2556-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2672-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2768-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2768-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2768-42-0x0000000010000000-0x00000000101B6000-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:

TXPlatfor.exe

description ioc process

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

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

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

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

Executes dropped EXE 4 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exe

pid process

2292 R.exe
2556 N.exe
2672 TXPlatfor.exe
2768 TXPlatfor.exe

pid	process
2292	R.exe
2556	N.exe
2672	TXPlatfor.exe
2768	TXPlatfor.exe

Loads dropped DLL 4 IoCs

Processes:

3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exeR.exeTXPlatfor.exe

pid	process
3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe
2292	R.exe
3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe
2672	TXPlatfor.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2556-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2556-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2556-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2672-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2556-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2672-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2768-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2768-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2768-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

R.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259396902.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2516 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2768 TXPlatfor.exe

pid	process
2516	PING.EXE

pid	process
2768	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2556	N.exe
Token: SeLoadDriverPrivilege	2768	TXPlatfor.exe
Token: 33	2768	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2768	TXPlatfor.exe
Token: 33	2768	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2768	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe

pid	process
3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe
3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 3024 wrote to memory of 2292	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	R.exe
PID 3024 wrote to memory of 2292	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	R.exe
PID 3024 wrote to memory of 2292	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	R.exe
PID 3024 wrote to memory of 2292	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	R.exe
PID 3024 wrote to memory of 2556	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 3024 wrote to memory of 2556	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 3024 wrote to memory of 2556	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 3024 wrote to memory of 2556	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 3024 wrote to memory of 2556	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 3024 wrote to memory of 2556	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 3024 wrote to memory of 2556	3024	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 2556 wrote to memory of 2588	2556	N.exe	cmd.exe
PID 2556 wrote to memory of 2588	2556	N.exe	cmd.exe
PID 2556 wrote to memory of 2588	2556	N.exe	cmd.exe
PID 2556 wrote to memory of 2588	2556	N.exe	cmd.exe
PID 2672 wrote to memory of 2768	2672	TXPlatfor.exe	TXPlatfor.exe
PID 2672 wrote to memory of 2768	2672	TXPlatfor.exe	TXPlatfor.exe
PID 2672 wrote to memory of 2768	2672	TXPlatfor.exe	TXPlatfor.exe
PID 2672 wrote to memory of 2768	2672	TXPlatfor.exe	TXPlatfor.exe
PID 2672 wrote to memory of 2768	2672	TXPlatfor.exe	TXPlatfor.exe
PID 2672 wrote to memory of 2768	2672	TXPlatfor.exe	TXPlatfor.exe
PID 2672 wrote to memory of 2768	2672	TXPlatfor.exe	TXPlatfor.exe
PID 2588 wrote to memory of 2516	2588	cmd.exe	PING.EXE
PID 2588 wrote to memory of 2516	2588	cmd.exe	PING.EXE
PID 2588 wrote to memory of 2516	2588	cmd.exe	PING.EXE
PID 2588 wrote to memory of 2516	2588	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe
"C:\Users\Admin\AppData\Local\Temp\3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3024

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2292

C:\Users\Admin\AppData\Local\Temp\N.exe
C:\Users\Admin\AppData\Local\Temp\\N.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2556

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\N.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:2516

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2672

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.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:2768

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

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
2.5MB

MD5
8941fcac286534a19cbdf12e7cdfc71c

SHA1
7a64d56b06cd3cb42d0c0342386c6dc76fcfa387

SHA256
3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a

SHA512
1f860fd7a746178d2e22f4b0296e68901916615900f63755e2c8d177242d9d365513f7d2e748a4765d62a16b70965f4c5a5d31520a867a3eb4fa92c868b6aa43

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

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\Users\Admin\AppData\Local\Temp\R.exe
Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259396902.txt
Filesize
899KB

MD5
c305f3d368b0b2107a751db39f88a7f8

SHA1
7a24581598f2e3c57a677f30f19e9e9d71b3a2ac

SHA256
998e89896031a517d76eb6af640522c779ef5df7790c0234c7d393bb8d88b1d4

SHA512
699588d4232814e8f83dd39780d5bf7c3ddd2838a43c25f12236a5580d46e79f506190306bcc3f520c09f3126155c219e01c1adb3ff93ef87aa7061e494d33ea

Download Submit
memory/2556-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2556-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2556-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2556-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2672-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2672-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2768-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2768-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2768-42-0x0000000010000000-0x00000000101B6000-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