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 7 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/3360-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3360-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4112-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4112-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2708-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2708-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2708-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240605062.txt	family_gh0strat
behavioral2/memory/3360-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3360-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4112-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4112-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2708-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2708-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2708-51-0x0000000010000000-0x00000000101B6000-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 DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240605062.txt"	R.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 5 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeRemote Data.exe

pid process

372 R.exe
3360 N.exe
4112 TXPlatfor.exe
2708 TXPlatfor.exe
1196 Remote Data.exe
Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

372 R.exe
112 svchost.exe
1196 Remote Data.exe

pid	process
372	R.exe
3360	N.exe
4112	TXPlatfor.exe
2708	TXPlatfor.exe
1196	Remote Data.exe

pid	process
372	R.exe
112	svchost.exe
1196	Remote Data.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3360-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3360-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3360-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4112-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4112-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4112-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2708-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2708-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2708-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240605062.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Drops file in Program Files directory 1 IoCs

Processes:

3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.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

4108 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2708 TXPlatfor.exe

pid	process
4108	PING.EXE

pid	process
2708	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3360	N.exe
Token: SeLoadDriverPrivilege	2708	TXPlatfor.exe
Token: 33	2708	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2708	TXPlatfor.exe
Token: 33	2708	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2708	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe

pid	process
1488	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe
1488	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exeTXPlatfor.exeN.execmd.exesvchost.exe

description	pid	process	target process
PID 1488 wrote to memory of 372	1488	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	R.exe
PID 1488 wrote to memory of 372	1488	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	R.exe
PID 1488 wrote to memory of 372	1488	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	R.exe
PID 1488 wrote to memory of 3360	1488	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 1488 wrote to memory of 3360	1488	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 1488 wrote to memory of 3360	1488	3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe	N.exe
PID 4112 wrote to memory of 2708	4112	TXPlatfor.exe	TXPlatfor.exe
PID 4112 wrote to memory of 2708	4112	TXPlatfor.exe	TXPlatfor.exe
PID 4112 wrote to memory of 2708	4112	TXPlatfor.exe	TXPlatfor.exe
PID 3360 wrote to memory of 2664	3360	N.exe	cmd.exe
PID 3360 wrote to memory of 2664	3360	N.exe	cmd.exe
PID 3360 wrote to memory of 2664	3360	N.exe	cmd.exe
PID 2664 wrote to memory of 4108	2664	cmd.exe	PING.EXE
PID 2664 wrote to memory of 4108	2664	cmd.exe	PING.EXE
PID 2664 wrote to memory of 4108	2664	cmd.exe	PING.EXE
PID 112 wrote to memory of 1196	112	svchost.exe	Remote Data.exe
PID 112 wrote to memory of 1196	112	svchost.exe	Remote Data.exe
PID 112 wrote to memory of 1196	112	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe
"C:\Users\Admin\AppData\Local\Temp\3f88fce4752ca321c35926abe5595f99a44506d177517bd579fd459db7262e0a.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1488

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:372

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:3360

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:2664

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:4108

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1524

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:112

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240605062.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1196

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4112

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:2708

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

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

Replay Monitor

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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
C:\Users\Admin\AppData\Local\Temp\N.exe
Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240605062.txt
Filesize
899KB

MD5
e60658918a9e25333694c082c861d129

SHA1
9ef7d1877b2fe73cc72d9eb37a5245d9f5e27c2e

SHA256
27d66600ca4367f3f94dee17dde07ac947b2ffc25d94d71e2c7e70de8e6fa50e

SHA512
ddfcaea862f5c97ed3d8795ccbb7cea42be3ac6fe920f97033af290ef80aa9c43d30a853ebeabaf55c314614df3b41cbfd29a373967137efbdf405d877b1f31e

Download Submit
C:\Windows\SysWOW64\Remote Data.exe
Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2708-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2708-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2708-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4112-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4112-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4112-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads