gh0strat | 7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8

General

Target

7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe
Size

2.9MB
MD5

4a88a9afdb523d72bfefecc91458be67
SHA1

719d25be63837011da3157d91e246d34ada68239
SHA256

7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8
SHA512

871b77923a3574dcba811a43f26e63b6b204b7a3b3073398b6f7fee1a7463e29339f0637bc639b4f1318857a20539ba8a59534c6c2655abcdfa3109d770372aa
SSDEEP

24576:rCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHh:rCwsbCANnKXferL7Vwe/Gg0P+WhkXXJ1

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/5328-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5328-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5328-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1896-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1896-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4368-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4368-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4368-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4368-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4368-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240595343.txt	family_gh0strat
behavioral2/memory/5328-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5328-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5328-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1896-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1896-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4368-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4368-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4368-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4368-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4368-45-0x0000000010000000-0x00000000101B6000-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\\240595343.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_7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exeRemote Data.exe

pid	process
4792	R.exe
5328	N.exe
1896	TXPlatfor.exe
4368	TXPlatfor.exe
548	HD_7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe
5732	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

4792 R.exe
3560 svchost.exe
5732 Remote Data.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/5328-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5328-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5328-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5328-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1896-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1896-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1896-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4368-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4368-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4368-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4368-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4368-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4368-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

N.exeR.exesvchost.exe

description	ioc	process
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\240595343.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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3568 PING.EXE

pid	process
3568	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe

pid	process
3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe
3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

4368 TXPlatfor.exe

pid	process
4368	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	5328	N.exe
Token: SeLoadDriverPrivilege	4368	TXPlatfor.exe
Token: 33	4368	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4368	TXPlatfor.exe
Token: 33	4368	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4368	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe

pid	process
3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe
3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exeTXPlatfor.exeN.execmd.exesvchost.exe

description	pid	process	target process
PID 3640 wrote to memory of 4792	3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe	R.exe
PID 3640 wrote to memory of 4792	3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe	R.exe
PID 3640 wrote to memory of 4792	3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe	R.exe
PID 3640 wrote to memory of 5328	3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe	N.exe
PID 3640 wrote to memory of 5328	3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe	N.exe
PID 3640 wrote to memory of 5328	3640	7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe	N.exe
PID 1896 wrote to memory of 4368	1896	TXPlatfor.exe	TXPlatfor.exe
PID 1896 wrote to memory of 4368	1896	TXPlatfor.exe	TXPlatfor.exe
PID 1896 wrote to memory of 4368	1896	TXPlatfor.exe	TXPlatfor.exe
PID 5328 wrote to memory of 1012	5328	N.exe	cmd.exe
PID 5328 wrote to memory of 1012	5328	N.exe	cmd.exe
PID 5328 wrote to memory of 1012	5328	N.exe	cmd.exe
PID 1012 wrote to memory of 3568	1012	cmd.exe	PING.EXE
PID 1012 wrote to memory of 3568	1012	cmd.exe	PING.EXE
PID 1012 wrote to memory of 3568	1012	cmd.exe	PING.EXE
PID 3560 wrote to memory of 5732	3560	svchost.exe	Remote Data.exe
PID 3560 wrote to memory of 5732	3560	svchost.exe	Remote Data.exe
PID 3560 wrote to memory of 5732	3560	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe
"C:\Users\Admin\AppData\Local\Temp\7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3640

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:4792

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:5328

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:1012

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:3568

C:\Users\Admin\AppData\Local\Temp\HD_7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe
C:\Users\Admin\AppData\Local\Temp\HD_7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe
2⤵
- Executes dropped EXE
PID:548

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1992

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:3560

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240595343.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:5732

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1896

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:4368

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_7d642e85d08919a5c163d3d5d0bb284bae9f5719918083be8450f4c3d9d894a8.exe
Filesize
383KB

MD5
88b4324967b423bc7befb5dcfec97e6a

SHA1
d547d8d061d067226a3b43eef62244e660715510

SHA256
0c8178c87c40a1290f8f5723b7dc3ff47272a8b72ce6b6c7c704e003bdf9ff53

SHA512
0784d1d4b788dda6bb2059c3d166424f947584e4a6180a59fb8c9692f9eda48c8f3dc8e11492b9150e350787535fb46b3737ccc3e24e22ada17cc7df3fd18b9c

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
2.5MB

MD5
431aeafea174bc02b92d0f5eb69c3794

SHA1
c034c6921705683620e6c9b692719c35a65e3837

SHA256
b4da3bf7b06c157235271eef3a46e877f65efdb10a80189c6035d37f456cf3d2

SHA512
1ce39beb50058c964134bc2ab2674e24544f5ccf79f338243181a44d2c25d07edfe16764161a60ee6cb1400444a3eccc80c914217d223e61de2259d7b988f346

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\240595343.txt
Filesize
899KB

MD5
92b90536dbaae39da1ee6d68864f228f

SHA1
c7e578fcbd7af5318260fd67c00cb5a61f77c0bf

SHA256
eda42d10652a561e59ff6b177879170fe4259e0da8c37cfccc7ba73d5015a405

SHA512
e49c3c58b4d08f72dbd805188e0be88ea83962b28ede12dc02cc12b3694cd8935d3116a14b9902bbbf1d10b8bc2453d1d6d19c2f66b074e2e2d6e362ded9c3a7

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

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1896-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1896-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1896-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4368-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4368-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4368-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4368-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4368-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4368-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5328-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5328-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5328-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5328-17-0x0000000010000000-0x00000000101B6000-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