gh0strat | ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39

General

Target

ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe
Size

2.5MB
MD5

87ca2659086d291385327e06dc01736c
SHA1

c221ec414d38db020c39e4b632c5e6e9421bed4e
SHA256

ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39
SHA512

7b450802d40b54842cf8501004068c11ecaffeb67c62b58f30ee83c30cfc17794a1d73095914b66c2a595b9e2003b9111964672b7072d05e11abe5464f342dca
SSDEEP

24576:rCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHM:rCwsbCANnKXferL7Vwe/Gg0P+WhIUh

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
behavioral2/memory/3732-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3732-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3732-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4068-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1936-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1936-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1936-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240604843.txt	family_gh0strat
behavioral2/memory/3732-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3732-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3732-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4068-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1936-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1936-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1936-52-0x0000000010000000-0x00000000101B6000-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\\240604843.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

4760 R.exe
3732 N.exe
4068 TXPlatfor.exe
1936 TXPlatfor.exe
2888 Remote Data.exe
Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

4760 R.exe
2260 svchost.exe
2888 Remote Data.exe

pid	process
4760	R.exe
3732	N.exe
4068	TXPlatfor.exe
1936	TXPlatfor.exe
2888	Remote Data.exe

pid	process
4760	R.exe
2260	svchost.exe
2888	Remote Data.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3732-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3732-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3732-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3732-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4068-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4068-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1936-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1936-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1936-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240604843.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:

ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.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

3180 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

1936 TXPlatfor.exe

pid	process
3180	PING.EXE

pid	process
1936	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3732	N.exe
Token: SeLoadDriverPrivilege	1936	TXPlatfor.exe
Token: 33	1936	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1936	TXPlatfor.exe
Token: 33	1936	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1936	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe

pid	process
4020	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe
4020	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 4020 wrote to memory of 4760	4020	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe	R.exe
PID 4020 wrote to memory of 4760	4020	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe	R.exe
PID 4020 wrote to memory of 4760	4020	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe	R.exe
PID 4020 wrote to memory of 3732	4020	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe	N.exe
PID 4020 wrote to memory of 3732	4020	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe	N.exe
PID 4020 wrote to memory of 3732	4020	ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe	N.exe
PID 3732 wrote to memory of 2240	3732	N.exe	cmd.exe
PID 3732 wrote to memory of 2240	3732	N.exe	cmd.exe
PID 3732 wrote to memory of 2240	3732	N.exe	cmd.exe
PID 4068 wrote to memory of 1936	4068	TXPlatfor.exe	TXPlatfor.exe
PID 4068 wrote to memory of 1936	4068	TXPlatfor.exe	TXPlatfor.exe
PID 4068 wrote to memory of 1936	4068	TXPlatfor.exe	TXPlatfor.exe
PID 2240 wrote to memory of 3180	2240	cmd.exe	PING.EXE
PID 2240 wrote to memory of 3180	2240	cmd.exe	PING.EXE
PID 2240 wrote to memory of 3180	2240	cmd.exe	PING.EXE
PID 2260 wrote to memory of 2888	2260	svchost.exe	Remote Data.exe
PID 2260 wrote to memory of 2888	2260	svchost.exe	Remote Data.exe
PID 2260 wrote to memory of 2888	2260	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe
"C:\Users\Admin\AppData\Local\Temp\ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4020

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:4760

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:3732

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:2240

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:3180

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2500

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:2260

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240604843.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2888

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4068

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:1936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2.5MB

MD5
87ca2659086d291385327e06dc01736c

SHA1
c221ec414d38db020c39e4b632c5e6e9421bed4e

SHA256
ff0ca6593f05d23647905746e049a5ff9cfb9100851697b844d8d9961072eb39

SHA512
7b450802d40b54842cf8501004068c11ecaffeb67c62b58f30ee83c30cfc17794a1d73095914b66c2a595b9e2003b9111964672b7072d05e11abe5464f342dca

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\240604843.txt

Filesize
899KB

MD5
e3bd0e14fa7e6fd7956a502701b3e669

SHA1
fe2cbed66c54524862f574d3be1c11ecc193b5d0

SHA256
918ac7d6145e38541f5fd5e37ab1f4081e1b650fc1530265be4211bf5d0ac110

SHA512
d6a3ce72d4f06605b22d120c017aeadadc77a2b5fd92cd20d5afb09701506ef9757d28990ec76cbecff90813bf78b3d4888f5c4d5d215725a6e7c33142306335

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1936-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1936-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1936-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3732-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3732-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3732-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3732-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4068-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4068-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4068-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads