gh0strat | 4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7

General

Target

4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
Size

3.5MB
MD5

c89d13d941efdd7e29aa13646f74ae8d
SHA1

c9242046bef0155a84d81bc4ac6e1ced7c794417
SHA256

4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7
SHA512

509a6ebaf5c37b763b76cb4842f5f75a650735d186fdfab082a8dafaaf500b09da0537c9fa9872d59d3231906f49ebabfa2a407fbb522b020477df2694ab6016
SSDEEP

49152:ZCwsbCANnKXferL7Vwe/Gg0P+WhwJDmn2Q0YZZuOU:Uws2ANnKXOaeOgmhwJDmn2Q0YZZuJ

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2680-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2680-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1632-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1632-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1632-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259401036.txt	family_gh0strat
behavioral1/memory/2680-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2680-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1632-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1632-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1632-48-0x0000000010000000-0x00000000101B6000-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\\259401036.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.exeHD_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exeTXPlatfor.exeRemote Data.exe

pid	process
1916	R.exe
2680	N.exe
2592	TXPlatfor.exe
2632	HD_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
1632	TXPlatfor.exe
1228	Remote Data.exe

Loads dropped DLL 8 IoCs

Processes:

4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
1916	R.exe
2568	svchost.exe
1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
2592	TXPlatfor.exe
1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
2568	svchost.exe
1228	Remote Data.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2680-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2680-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2680-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1632-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1632-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1632-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259401036.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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2120 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe

pid process

1832 4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

1632 TXPlatfor.exe

pid	process
2120	PING.EXE

pid	process
1632	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2680	N.exe
Token: SeLoadDriverPrivilege	1632	TXPlatfor.exe
Token: 33	1632	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1632	TXPlatfor.exe
Token: 33	1632	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1632	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe

pid	process
1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exeN.execmd.exeTXPlatfor.exesvchost.exe

description	pid	process	target process
PID 1832 wrote to memory of 1916	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	R.exe
PID 1832 wrote to memory of 1916	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	R.exe
PID 1832 wrote to memory of 1916	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	R.exe
PID 1832 wrote to memory of 1916	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	R.exe
PID 1832 wrote to memory of 2680	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	N.exe
PID 1832 wrote to memory of 2680	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	N.exe
PID 1832 wrote to memory of 2680	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	N.exe
PID 1832 wrote to memory of 2680	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	N.exe
PID 1832 wrote to memory of 2680	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	N.exe
PID 1832 wrote to memory of 2680	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	N.exe
PID 1832 wrote to memory of 2680	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	N.exe
PID 2680 wrote to memory of 2740	2680	N.exe	cmd.exe
PID 2680 wrote to memory of 2740	2680	N.exe	cmd.exe
PID 2680 wrote to memory of 2740	2680	N.exe	cmd.exe
PID 2680 wrote to memory of 2740	2680	N.exe	cmd.exe
PID 1832 wrote to memory of 2632	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	HD_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
PID 1832 wrote to memory of 2632	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	HD_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
PID 1832 wrote to memory of 2632	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	HD_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
PID 1832 wrote to memory of 2632	1832	4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe	HD_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
PID 2740 wrote to memory of 2120	2740	cmd.exe	PING.EXE
PID 2740 wrote to memory of 2120	2740	cmd.exe	PING.EXE
PID 2740 wrote to memory of 2120	2740	cmd.exe	PING.EXE
PID 2740 wrote to memory of 2120	2740	cmd.exe	PING.EXE
PID 2592 wrote to memory of 1632	2592	TXPlatfor.exe	TXPlatfor.exe
PID 2592 wrote to memory of 1632	2592	TXPlatfor.exe	TXPlatfor.exe
PID 2592 wrote to memory of 1632	2592	TXPlatfor.exe	TXPlatfor.exe
PID 2592 wrote to memory of 1632	2592	TXPlatfor.exe	TXPlatfor.exe
PID 2592 wrote to memory of 1632	2592	TXPlatfor.exe	TXPlatfor.exe
PID 2592 wrote to memory of 1632	2592	TXPlatfor.exe	TXPlatfor.exe
PID 2592 wrote to memory of 1632	2592	TXPlatfor.exe	TXPlatfor.exe
PID 2568 wrote to memory of 1228	2568	svchost.exe	Remote Data.exe
PID 2568 wrote to memory of 1228	2568	svchost.exe	Remote Data.exe
PID 2568 wrote to memory of 1228	2568	svchost.exe	Remote Data.exe
PID 2568 wrote to memory of 1228	2568	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
"C:\Users\Admin\AppData\Local\Temp\4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1832

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:1916

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:2680

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:2740

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2120

C:\Users\Admin\AppData\Local\Temp\HD_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
C:\Users\Admin\AppData\Local\Temp\HD_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
2⤵
- Executes dropped EXE
PID:2632

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1936

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:2568

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259401036.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1228

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2592

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:1632

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

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_4345667172e2893d490b923a895cd25e145678da91b3add9dcc67fc384af3ef7.exe
Filesize
810KB

MD5
99bc4f031c536829de2dc1f1fe838ac5

SHA1
39b8a498b23e66ad3f4ddb7b83cd83c6d35b6595

SHA256
64fb0c3e91dd1c13d6b06ad945be32d937cbb896033238f1bd132da29b2ea250

SHA512
c6cf8d9a42a33eddf7dac251d690cfe7fd29ea47279232a0955527b7a45552ae4d5c3c320643c0f52ec4a3f95555a16145ffeec2cf5018091dd2778b35a44224

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

MD5
38cc0a684279c19b41c55109aac50d90

SHA1
4b7ec9154d0e3ae331fcce06b69beeb3d7454b69

SHA256
a49d65d226568be7b2b66774db17ea3dcb7412d780e400f730c36c3a81b7570c

SHA512
80a392506d31735b760b20128136d827933e7db7bcc07c09673dcfb75382dc586d3d76e7236ec7a5c9e722ec88fd6d757516f8a43c6c4f08464ecedfb6685d85

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\259401036.txt
Filesize
899KB

MD5
b83efd67e5dc4da57a6701ef93a1b065

SHA1
0fdce0955cae0f34a79251f697fa93c9c8222663

SHA256
c9c560ec1215a627984af27af89b4b4cf2ca9a0f46d83a7bcce1bac70e624699

SHA512
855ce9914a5323dc1128fe793e57270f79643e54ba4d533be82ce1a77a6f979940a8e156f44f66197b718ba84b032327d44251b371be65cb8fbecc13560dbb56

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

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1632-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1632-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1632-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2680-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2680-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2680-20-0x0000000010000000-0x00000000101B6000-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