gh0strat | 1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 22:44

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General

Target

1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
Size

2.6MB
MD5

a83d19c9ba27752533da7ecca0f7d480
SHA1

ede0811ca33376414d7fa79dd58bc5b18799fbda
SHA256

1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250
SHA512

039475c6c99faf322bb9afdacf88029ec3576835d0b7587104b72c6b93b1f9ed40e19595d5be1c099603f390a9a28e8d22853ddedced4d96bbe0f56020c310ab
SSDEEP

49152:OCwsbCANnKXferL7Vwe/Gg0P+WhIsABTuW:pws2ANnKXOaeOgmhI1BTuW

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/4920-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4920-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2432-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4532-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4532-56-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4532-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2432-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023b63-5.dat	family_gh0strat
behavioral2/memory/4920-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4920-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2432-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4532-54-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4532-56-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4532-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2432-28-0x0000000010000000-0x00000000101B6000-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\\240620375.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 6 IoCs

pid	Process
4796	R.exe
4920	N.exe
2432	TXPlatfor.exe
956	HD_1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
4532	TXPlatfor.exe
3840	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4796	R.exe
3468	svchost.exe
3840	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240620375.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

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4920-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4920-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4920-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2432-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4532-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4532-56-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4532-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2432-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2432-26-0x0000000010000000-0x00000000101B6000-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	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.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 9 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	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.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
4940	PING.EXE
4200	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4940	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4532	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4920	N.exe
Token: SeLoadDriverPrivilege	4532	TXPlatfor.exe
Token: 33	4532	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4532	TXPlatfor.exe
Token: 33	4532	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4532	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 4796	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	83
PID 2428 wrote to memory of 4796	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	83
PID 2428 wrote to memory of 4796	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	83
PID 2428 wrote to memory of 4920	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	86
PID 2428 wrote to memory of 4920	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	86
PID 2428 wrote to memory of 4920	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	86
PID 4920 wrote to memory of 4200	4920	N.exe	88
PID 4920 wrote to memory of 4200	4920	N.exe	88
PID 4920 wrote to memory of 4200	4920	N.exe	88
PID 2428 wrote to memory of 956	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	89
PID 2428 wrote to memory of 956	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	89
PID 2428 wrote to memory of 956	2428	1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe	89
PID 2432 wrote to memory of 4532	2432	TXPlatfor.exe	91
PID 2432 wrote to memory of 4532	2432	TXPlatfor.exe	91
PID 2432 wrote to memory of 4532	2432	TXPlatfor.exe	91
PID 4200 wrote to memory of 4940	4200	cmd.exe	93
PID 4200 wrote to memory of 4940	4200	cmd.exe	93
PID 4200 wrote to memory of 4940	4200	cmd.exe	93
PID 3468 wrote to memory of 3840	3468	svchost.exe	95
PID 3468 wrote to memory of 3840	3468	svchost.exe	95
PID 3468 wrote to memory of 3840	3468	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
"C:\Users\Admin\AppData\Local\Temp\1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2428
- 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:4796
- 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:4920
- - 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:4200
  - - 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:4940
- C:\Users\Admin\AppData\Local\Temp\HD_1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
  C:\Users\Admin\AppData\Local\Temp\HD_1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:956

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2500

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:3468
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240620375.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3840

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:2432
- 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:4532

Network

MITRE ATT&CK Enterprise v15

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_1647de7b0df48df42bfb60cca35a332b86049cc0233bc00a2f17a70d08ab8250.exe

Filesize
17KB

MD5
7c799f153512f171b33c2839a18746ab

SHA1
2375d600b235d25fb8e02bb80008cc9139b62696

SHA256
e56e658a2e5a24d6dc2cff4ddf37893377191950e840507d059197c5c667fa30

SHA512
27522c74077ee3d585e5a5120dd061f9adec77bdfd80eb4397dfbe735e70292cf2da37df9110b2c021abfb494dcc0d43ff1dcb91bbd25030570afe9dfe07a664

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

Filesize
2.6MB

MD5
97958c76750221e2953392782e393c54

SHA1
125961f3d7ba5404792478b929e331a3188c0e42

SHA256
93bba883b08d311455ffdcd4c2a8f70a5e5eb4294a158c840ef6757b10259f6b

SHA512
2d5cfb8751911c4d3980cf2059e87c37ef3d9cf02736d8494f8983a05677abbcc750613b2d609540e0c317b94359b74b8347491a9417b36a3ad5b2d03d6363e2

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\240620375.txt

Filesize
899KB

MD5
e59b36511af31a31797a1c0847735d6c

SHA1
5a8c1c3b12ab079505a39472d17056b6bdf5123f

SHA256
e53267abc5fec5bea8a6d8befd60f13bbd3b5f77008a45acace83c2f9948f219

SHA512
d2fc5af0a1a2fbb8c45ab930c8fd4e355b1c3cc102d72c661a76df4dbf698cc7454d1a03e7570a0224d5b361f2f54b9721f19281be86262d7f969ae239cf87eb

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2432-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2432-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2432-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4532-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4532-56-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4532-54-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4920-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4920-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4920-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4920-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download