gh0strat | 66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035

Analysis

max time kernel
150s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20250410-en
resource tags

arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
submitted
19/04/2025, 11:39

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General

Target

66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe
Size

2.4MB
MD5

b8cd2bd273706c4b2b753fca32d12e23
SHA1

258ff61b4385bcce43c2a28ececbb93f6a559710
SHA256

66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035
SHA512

2b77ec4fe6a06d3a9efac1032163434539e4ad6817092e4008ae53a93430914cd42715f7962e280e34be76ec3d2d0a19ee673d6713bd93dd40cf1b4f5e3596ac
SSDEEP

24576:5CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHm:5CwsbCANnKXferL7Vwe/Gg0P+WhX8D8

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/684-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/684-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2308-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2308-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3140-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3140-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3140-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

resource	yara_rule
behavioral2/files/0x001a00000002b306-5.dat	family_gh0strat
behavioral2/memory/684-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/684-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2308-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2308-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3140-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3140-49-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3140-51-0x0000000010000000-0x00000000101B6000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240628781.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

pid	Process
3756	R.exe
684	N.exe
2308	TXPlatfor.exe
3140	TXPlatfor.exe
4816	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
3756	R.exe
5188	svchost.exe
4816	Remote Data.exe

Drops file in System32 directory 6 IoCs

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\240628781.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

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/684-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/684-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/684-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2308-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2308-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2308-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3140-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3140-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3140-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4468	PING.EXE
5264	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4468	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3140	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	684	N.exe
Token: SeLoadDriverPrivilege	3140	TXPlatfor.exe
Token: 33	3140	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3140	TXPlatfor.exe
Token: 33	3140	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3140	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5832	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe
5832	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 5832 wrote to memory of 3756	5832	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe	78
PID 5832 wrote to memory of 3756	5832	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe	78
PID 5832 wrote to memory of 3756	5832	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe	78
PID 5832 wrote to memory of 684	5832	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe	81
PID 5832 wrote to memory of 684	5832	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe	81
PID 5832 wrote to memory of 684	5832	66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe	81
PID 684 wrote to memory of 5264	684	N.exe	83
PID 684 wrote to memory of 5264	684	N.exe	83
PID 684 wrote to memory of 5264	684	N.exe	83
PID 2308 wrote to memory of 3140	2308	TXPlatfor.exe	84
PID 2308 wrote to memory of 3140	2308	TXPlatfor.exe	84
PID 2308 wrote to memory of 3140	2308	TXPlatfor.exe	84
PID 5264 wrote to memory of 4468	5264	cmd.exe	86
PID 5264 wrote to memory of 4468	5264	cmd.exe	86
PID 5264 wrote to memory of 4468	5264	cmd.exe	86
PID 5188 wrote to memory of 4816	5188	svchost.exe	87
PID 5188 wrote to memory of 4816	5188	svchost.exe	87
PID 5188 wrote to memory of 4816	5188	svchost.exe	87

C:\Users\Admin\AppData\Local\Temp\66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe
"C:\Users\Admin\AppData\Local\Temp\66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5832
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3756
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:684
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:5264
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:4468

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:380

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5188
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240628781.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4816

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2308
- 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:3140

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
2.4MB

MD5
b8cd2bd273706c4b2b753fca32d12e23

SHA1
258ff61b4385bcce43c2a28ececbb93f6a559710

SHA256
66e93377dd14c1c34eb775128a28db441ea6982985e7c3498bc377d5b062b035

SHA512
2b77ec4fe6a06d3a9efac1032163434539e4ad6817092e4008ae53a93430914cd42715f7962e280e34be76ec3d2d0a19ee673d6713bd93dd40cf1b4f5e3596ac

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\240628781.txt

Filesize
899KB

MD5
f4f2ebbb4dcdd8b36bc38fc7366e56b6

SHA1
3b849dc65d7d4e5a5ed9ca6effea51e8a4182bb1

SHA256
ce0c9db279224449819e00b78abbd5f9934b3564d07bf47fa50bbbab2619e384

SHA512
30017985ed6205b855b88997fd65b7ddf52d38ecbefa3ef10c4494e062cf4dde5d21a43b503d76252916a82f0d032bbfae865fca1b85b8462d1ad0e5dca8c9bc

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

Filesize
40KB

MD5
22bb5bd901d8b25ac5b41edbb7d5053e

SHA1
8a935dd8d7e104fc553ff7e8b54a404f7b079334

SHA256
8dcaeeebef9b9f3d41d295db145ffb3850f309d089c08125c7fa7034db5fd80e

SHA512
cc3fb68fd6791a08e4a7d1a8db8d07cfcc8c9b9dceec10b53f0cb7ee86473303a19be4f23e379f84c59e02d0568e7c066e21cd1300f6032dac4ba52f609f62e7

Download Submit
memory/684-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/684-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/684-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2308-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2308-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2308-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3140-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3140-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3140-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads