gh0strat | 1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63

General

Target

1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
Size

3.9MB
MD5

7c90aa3e335b97f751b0dcd1cd4dcd5c
SHA1

110a224eab90c0d0aee696ccbc69c28feb897c72
SHA256

1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63
SHA512

16b560a101ecf3896fae38d1b1316a96d886200d81f5127566900fca1276a99ffefc7fc5f83757d6ab443599bd6cccfedd955488d00241dfe7f04f64f982cb63
SSDEEP

49152:gCwsbCANnKXferL7Vwe/Gg0P+WhAIhLWvkmTm7VrL64s:rws2ANnKXOaeOgmhAIhLWvUE

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
behavioral1/memory/3064-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3064-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2756-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2756-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2756-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2756-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2756-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259398322.txt	family_gh0strat
behavioral1/memory/3064-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3064-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2756-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2756-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2756-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2756-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2756-49-0x0000000010000000-0x00000000101B6000-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\\259398322.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_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exeRemote Data.exe

pid	process
1440	R.exe
3064	N.exe
2840	TXPlatfor.exe
2756	TXPlatfor.exe
2764	HD_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
2236	Remote Data.exe

Loads dropped DLL 8 IoCs

Processes:

1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
1440	R.exe
2148	svchost.exe
2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
2840	TXPlatfor.exe
2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
2148	svchost.exe
2236	Remote Data.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/3064-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3064-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3064-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259398322.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

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

3032 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe

pid process

2460 1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2756 TXPlatfor.exe

pid	process
3032	PING.EXE

pid	process
2756	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3064	N.exe
Token: SeLoadDriverPrivilege	2756	TXPlatfor.exe
Token: 33	2756	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2756	TXPlatfor.exe
Token: 33	2756	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2756	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe

pid	process
2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2460 wrote to memory of 1440	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	R.exe
PID 2460 wrote to memory of 1440	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	R.exe
PID 2460 wrote to memory of 1440	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	R.exe
PID 2460 wrote to memory of 1440	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	R.exe
PID 2460 wrote to memory of 3064	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	N.exe
PID 2460 wrote to memory of 3064	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	N.exe
PID 2460 wrote to memory of 3064	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	N.exe
PID 2460 wrote to memory of 3064	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	N.exe
PID 2460 wrote to memory of 3064	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	N.exe
PID 2460 wrote to memory of 3064	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	N.exe
PID 2460 wrote to memory of 3064	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	N.exe
PID 3064 wrote to memory of 2636	3064	N.exe	cmd.exe
PID 3064 wrote to memory of 2636	3064	N.exe	cmd.exe
PID 3064 wrote to memory of 2636	3064	N.exe	cmd.exe
PID 3064 wrote to memory of 2636	3064	N.exe	cmd.exe
PID 2840 wrote to memory of 2756	2840	TXPlatfor.exe	TXPlatfor.exe
PID 2840 wrote to memory of 2756	2840	TXPlatfor.exe	TXPlatfor.exe
PID 2840 wrote to memory of 2756	2840	TXPlatfor.exe	TXPlatfor.exe
PID 2840 wrote to memory of 2756	2840	TXPlatfor.exe	TXPlatfor.exe
PID 2840 wrote to memory of 2756	2840	TXPlatfor.exe	TXPlatfor.exe
PID 2840 wrote to memory of 2756	2840	TXPlatfor.exe	TXPlatfor.exe
PID 2840 wrote to memory of 2756	2840	TXPlatfor.exe	TXPlatfor.exe
PID 2460 wrote to memory of 2764	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	HD_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
PID 2460 wrote to memory of 2764	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	HD_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
PID 2460 wrote to memory of 2764	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	HD_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
PID 2460 wrote to memory of 2764	2460	1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe	HD_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
PID 2636 wrote to memory of 3032	2636	cmd.exe	PING.EXE
PID 2636 wrote to memory of 3032	2636	cmd.exe	PING.EXE
PID 2636 wrote to memory of 3032	2636	cmd.exe	PING.EXE
PID 2636 wrote to memory of 3032	2636	cmd.exe	PING.EXE
PID 2148 wrote to memory of 2236	2148	svchost.exe	Remote Data.exe
PID 2148 wrote to memory of 2236	2148	svchost.exe	Remote Data.exe
PID 2148 wrote to memory of 2236	2148	svchost.exe	Remote Data.exe
PID 2148 wrote to memory of 2236	2148	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
"C:\Users\Admin\AppData\Local\Temp\1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2460

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:1440

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:3064

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:2636

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:3032

C:\Users\Admin\AppData\Local\Temp\HD_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
C:\Users\Admin\AppData\Local\Temp\HD_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
2⤵
- Executes dropped EXE
PID:2764

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2028

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:2148

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259398322.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2236

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2840

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:2756

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_1451167a55c281470de47555e4ea3a26fccdd57329558fc62d7b2a1772e14f63.exe
Filesize
1.2MB

MD5
3ef9d54c633f4bb441f02f1a73377bbd

SHA1
de8a817d5d3cb06d22929ddfd926a928e26aec65

SHA256
a9c2c6d71deb28724abfa91214b2e889cf1a3ffd2587af7a066468971b72c973

SHA512
cc086b06797074765d7f53497fc17e8fc2b44d5fd67939481424db33a12efab4c32adc887cb34a01c2eb2d050b831b763ba770d5e6d484c77fdec44564371ffc

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
2.7MB

MD5
156c8e93d50433b82bd6fccc05dbc130

SHA1
9d7db4405c86f503e3546702352af8de9ad75828

SHA256
df842e861f6593fbdc5fb3ad41daeb98dcb489e5011a7783cd39ed8d8b24f73a

SHA512
a4cf66c5e1621a75e277bfa829d63ade1b32352436cc3410ed136fa943f833f2a859005f5fbf83a83063dfa3a7fbf1163ee029f44c01f5a14908fd856eeed0c0

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\259398322.txt
Filesize
899KB

MD5
fe151ef06079df32d58aa23ecd5b0504

SHA1
22e20b462c04fc5cae3480a64d00eeb127be4650

SHA256
e825707f207346894faca9db610579a580d4af9cf5f8cd3bfea31535fa77847e

SHA512
d297707ee7d690cdeb9044ddcf8932f9bb2af02dd10678e1f81e4f5849ce891bbf412a29afe7d9746657e2a0095a226dd4f1d2d1650a02c5f79aabd99dbc70fd

Download Submit
\Windows\SysWOW64\Remote Data.exe
Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2756-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3064-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3064-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3064-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads