gh0strat | f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2025 06:56

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General

Target

f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe
Size

1.6MB
MD5

51c6690b6dc71fea663dfd2ae5a31660
SHA1

5d1a3987e9cc09ee5027544f94e8a96a5ee42d97
SHA256

f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f
SHA512

e4d9d1b6547ddc6a12616c34b0d74fb0f6e1661f28d4a5d1cc29309ce92bb5da257688dd6663c4a99c22b9a0114609083b4f27fbe80e5bd55ee3ad051210789d
SSDEEP

24576:bQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVVcQ9:bQZAdVyVT9n/Gg0P+WhomF

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3360-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3360-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3360-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3784-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3784-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3784-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3784-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4864-70-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4864-84-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4864-85-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/memory/3360-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3360-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3360-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3784-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3784-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3784-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0007000000023c9e-29.dat	family_gh0strat
behavioral2/memory/3784-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4864-70-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4864-84-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4864-85-0x0000000010000000-0x00000000101B6000-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	TXPlatforn.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\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240646781.txt"	svchos.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"	TXPlatforn.exe

Executes dropped EXE 5 IoCs

pid	Process
3360	svchost.exe
3784	TXPlatforn.exe
404	svchos.exe
4864	TXPlatforn.exe
2308	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
404	svchos.exe
4904	svchost.exe
2308	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240646781.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3360-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3360-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3360-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3360-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3784-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3784-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3784-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3784-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3784-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4864-70-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4864-84-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4864-85-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.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	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2272	cmd.exe
1020	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1020	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4864	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3360	svchost.exe
Token: SeLoadDriverPrivilege	4864	TXPlatforn.exe
Token: 33	4864	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4864	TXPlatforn.exe
Token: 33	4864	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4864	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3544	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe
3544	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3544 wrote to memory of 3360	3544	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe	83
PID 3544 wrote to memory of 3360	3544	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe	83
PID 3544 wrote to memory of 3360	3544	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe	83
PID 3360 wrote to memory of 2272	3360	svchost.exe	85
PID 3360 wrote to memory of 2272	3360	svchost.exe	85
PID 3360 wrote to memory of 2272	3360	svchost.exe	85
PID 3544 wrote to memory of 404	3544	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe	87
PID 3544 wrote to memory of 404	3544	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe	87
PID 3544 wrote to memory of 404	3544	f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe	87
PID 2272 wrote to memory of 1020	2272	cmd.exe	88
PID 2272 wrote to memory of 1020	2272	cmd.exe	88
PID 2272 wrote to memory of 1020	2272	cmd.exe	88
PID 3784 wrote to memory of 4864	3784	TXPlatforn.exe	91
PID 3784 wrote to memory of 4864	3784	TXPlatforn.exe	91
PID 3784 wrote to memory of 4864	3784	TXPlatforn.exe	91
PID 4904 wrote to memory of 2308	4904	svchost.exe	93
PID 4904 wrote to memory of 2308	4904	svchost.exe	93
PID 4904 wrote to memory of 2308	4904	svchost.exe	93

C:\Users\Admin\AppData\Local\Temp\f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe
"C:\Users\Admin\AppData\Local\Temp\f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3544
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\\svchost.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:3360
- - 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\svchost.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2272
  - - 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:1020
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.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:404

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3784
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.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:4864

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:1660

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240646781.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2308

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

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Downloads

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

Filesize
1.6MB

MD5
51c6690b6dc71fea663dfd2ae5a31660

SHA1
5d1a3987e9cc09ee5027544f94e8a96a5ee42d97

SHA256
f15677b84c17e0678d1a86b8ee11779654dd7636db94bac96e43dd1fc004327f

SHA512
e4d9d1b6547ddc6a12616c34b0d74fb0f6e1661f28d4a5d1cc29309ce92bb5da257688dd6663c4a99c22b9a0114609083b4f27fbe80e5bd55ee3ad051210789d

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchos.exe

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240646781.txt

Filesize
50KB

MD5
0a3be7a676a24d8ec485b45add08fd6e

SHA1
d0af1deed1f72c818c7ad741360c3180a058f62f

SHA256
c3af3e7c778733b8605a6afbbee719c27209ee22419de3e67e30cfe5c97392dd

SHA512
31dc9068d77da8b9ae4be6e5f68f735290101145bd2e434e55c6ef5def06215b559edc036bd94249102398411a5370c8db4ef4536fc19e69d2d84fd45714b693

Download Submit
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/3360-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3784-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3784-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3784-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3784-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3784-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4864-70-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4864-84-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4864-85-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads