gh0strat | 0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330

General

Target

0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
Size

5.4MB
MD5

9933cc4278121a82ebe1cd2a61773937
SHA1

a9617e43ce9a6a025e9e9462a75d479451129805
SHA256

0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330
SHA512

9deab54b44bcb297e74507c77deeaf33baea6855b53df42a33cc5ea77eb14067a396cb6bbb625e6ead884edf120873e1b09f43ebc6a20aa34bbdc3b895809375
SSDEEP

98304:Qws2ANnKXOaeOgmhOUDmn2g3K46FKDKMPMnHRcQqYZR:GKXbeO7AcmnZ3lXOFOYZR

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/4572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4572-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4572-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1268-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1268-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/60-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/60-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/60-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240597812.txt	family_gh0strat
behavioral2/memory/4572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4572-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4572-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1268-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1268-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/60-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/60-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/60-45-0x0000000010000000-0x00000000101B6000-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\\240597812.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 6 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exeRemote Data.exe

pid	process
1544	R.exe
4572	N.exe
1268	TXPlatfor.exe
60	TXPlatfor.exe
3596	HD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
4072	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

1544 R.exe
4612 svchost.exe
4072 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/4572-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4572-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4572-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1268-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1268-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1268-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/60-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/60-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/60-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
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
File created	C:\Windows\SysWOW64\240597812.txt	R.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2324 PING.EXE

pid	process
2324	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe

pid	process
3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

60 TXPlatfor.exe

pid	process
60	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

N.exeTXPlatfor.exeHD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4572	N.exe
Token: SeLoadDriverPrivilege	60	TXPlatfor.exe
Token: SeCreateGlobalPrivilege	3596	HD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
Token: 33	60	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	60	TXPlatfor.exe
Token: 33	60	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	60	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe

pid	process
3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 3748 wrote to memory of 1544	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	R.exe
PID 3748 wrote to memory of 1544	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	R.exe
PID 3748 wrote to memory of 1544	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	R.exe
PID 3748 wrote to memory of 4572	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	N.exe
PID 3748 wrote to memory of 4572	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	N.exe
PID 3748 wrote to memory of 4572	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	N.exe
PID 4572 wrote to memory of 4928	4572	N.exe	cmd.exe
PID 4572 wrote to memory of 4928	4572	N.exe	cmd.exe
PID 4572 wrote to memory of 4928	4572	N.exe	cmd.exe
PID 1268 wrote to memory of 60	1268	TXPlatfor.exe	TXPlatfor.exe
PID 1268 wrote to memory of 60	1268	TXPlatfor.exe	TXPlatfor.exe
PID 1268 wrote to memory of 60	1268	TXPlatfor.exe	TXPlatfor.exe
PID 3748 wrote to memory of 3596	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	HD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
PID 3748 wrote to memory of 3596	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	HD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
PID 3748 wrote to memory of 3596	3748	0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe	HD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
PID 4928 wrote to memory of 2324	4928	cmd.exe	PING.EXE
PID 4928 wrote to memory of 2324	4928	cmd.exe	PING.EXE
PID 4928 wrote to memory of 2324	4928	cmd.exe	PING.EXE
PID 4612 wrote to memory of 4072	4612	svchost.exe	Remote Data.exe
PID 4612 wrote to memory of 4072	4612	svchost.exe	Remote Data.exe
PID 4612 wrote to memory of 4072	4612	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
"C:\Users\Admin\AppData\Local\Temp\0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3748

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:1544

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:4572

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:4928

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2324

C:\Users\Admin\AppData\Local\Temp\HD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
C:\Users\Admin\AppData\Local\Temp\HD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3596

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4616

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:4612

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240597812.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4072

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1268

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:60

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_0644ab992718d047ad1ffdb92ff910ff56af34d34e22cdf65f6dfea25886a330.exe

Filesize
2.7MB

MD5
1fc3f4b9d086b87cd8e5d1fa3142364d

SHA1
abfea5c5eb519c646ca482343e52a1fcbc6cdd6f

SHA256
d37befb43b92f7f9096058ad62ff3fd1a26ebb0c6470f12834f50ef66dc62006

SHA512
7d58d5ab2ba2e9085bbb31028cf096ea112f5f8c1c50e8c941f5aa42eb5967ac318d285e15817b35c68257d785db5573a2b6ccbf6146997826809c66a735166a

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

Filesize
2.7MB

MD5
17908bec973c3367e3b572fd520ded67

SHA1
f2ba1a8cca64dedff4e9910caf2beceb486f034a

SHA256
ed757d916877ce27266d73e30a54a9614c02dd6d4df931a781c28520dcbba061

SHA512
e6810fc4e0866035e14f45d457b34cffa64ee6842e8327cff023397aaaf25abe317ee6051b9d6c323f4b9f67b791a4ba7adba1f679518d6ae062758a4dd85824

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\240597812.txt

Filesize
899KB

MD5
766e3eaf92323ec2b4b5de34ab0cd105

SHA1
699daf81522f416b259192e8f90c3e1f78bff566

SHA256
dc5d10777c5728028b8b19b346d494045c70e6ab844582df074a43fe39cf9d8a

SHA512
b16beec9ae4c17ab7fda7718a7b3919c5e0eb9df0f226fddbf598763e63424c0c7a38a0edd34ac880bd40d453d2e38f919a206e9767d5887051dfe0a0bab3e96

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/60-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/60-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/60-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1268-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1268-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1268-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4572-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4572-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4572-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4572-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads