gh0strat | 13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
04/08/2026, 11:30

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General

Target
13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe
Size 1.3MB
Sample260804-nl85msad29
SHA256 13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734
MD5 5593206bffa3dc7f7d922a07d0a02dee
SHA1 e9e3e1ad77b3094e2843f14349adfb088aa2a425
SHA512 9e9cf4661819c0a3092ba6cb7ef7edc440f458ad5c69b9ecc285d8c4463672ab12ff184c3b1c3e930528e20a6a7b7aeb06695059d6ad0c133aad44dcfeced428
SSDEEP 24576:QOyHutimZ9VSly2hVvHW6qMnSbTBBhBMND:ZHPkVOBTK
TLSH
T142557A591BAB4256DB5837B9C8A6A69409090F432F58C4B15E311E1EBD2734FFC23EBC
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution gh0strat purplefox persistence rat rootkit trojan

Malware Config

Signatures

Family: 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
Family: PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2372-14-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit
behavioral1/memory/2872-48-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/files/0x000300000001e6a4-12.dat	family_gh0strat
behavioral1/memory/2372-14-0x0000000010000000-0x000000001019F000-memory.dmp	family_gh0strat
behavioral1/memory/736-25-0x0000000000400000-0x000000000042B000-memory.dmp	family_gh0strat
behavioral1/memory/2872-48-0x0000000010000000-0x000000001019F000-memory.dmp	family_gh0strat

Downloads MZ/PE file 1 IoCs

flow	pid	Process
2	2372	13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	sainbox.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\windowsÏµÍ³Ö÷¶¯·ÀÓù\Parameters\ServiceDll = "C:\\Windows\\system32\\240682468.jpg"	1.exe

Sets service image path in registry 3 TTPs 1 IoCs

This determines the executable launched when a service starts. It can be used to establish persistence.

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Windows Service

T1543.003

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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000\Control Panel\International\Geo\Nation	sainbox.exe
Key value queried	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000\Control Panel\International\Geo\Nation	13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe

Executes dropped EXE 4 IoCs

pid	Process
736	1.exe
2872	sainbox.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
1536	1.exe

Loads dropped DLL 3 IoCs

pid	Process
736	1.exe
4720	svchost.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\E:	sainbox.exe
File opened (read-only)	\??\G:	sainbox.exe
File opened (read-only)	\??\J:	sainbox.exe
File opened (read-only)	\??\O:	sainbox.exe
File opened (read-only)	\??\T:	sainbox.exe
File opened (read-only)	\??\V:	sainbox.exe
File opened (read-only)	\??\Y:	sainbox.exe
File opened (read-only)	\??\I:	sainbox.exe
File opened (read-only)	\??\N:	sainbox.exe
File opened (read-only)	\??\B:	sainbox.exe
File opened (read-only)	\??\H:	sainbox.exe
File opened (read-only)	\??\K:	sainbox.exe
File opened (read-only)	\??\L:	sainbox.exe
File opened (read-only)	\??\U:	sainbox.exe
File opened (read-only)	\??\M:	sainbox.exe
File opened (read-only)	\??\P:	sainbox.exe
File opened (read-only)	\??\Q:	sainbox.exe
File opened (read-only)	\??\S:	sainbox.exe
File opened (read-only)	\??\W:	sainbox.exe
File opened (read-only)	\??\X:	sainbox.exe
File opened (read-only)	\??\Z:	sainbox.exe
File opened (read-only)	\??\R:	sainbox.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240682468.jpg	1.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	1.exe
File created	C:\Windows\SysWOW64\windowsÏµÍ³Ö÷¶¯·ÀÓù.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\windowsÏµÍ³Ö÷¶¯·ÀÓù.exe	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\1.exe	sainbox.exe
File created	C:\Windows\1.exe	13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4520	cmd.exe

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	sainbox.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	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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
4520	cmd.exe
2208	PING.EXE

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	sainbox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	sainbox.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2208	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
4740	windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe
2872	sainbox.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2872	sainbox.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2372	13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe
Token: SeLoadDriverPrivilege	2872	sainbox.exe
Token: 33	2872	sainbox.exe
Token: SeIncBasePriorityPrivilege	2872	sainbox.exe
Token: 33	2872	sainbox.exe
Token: SeIncBasePriorityPrivilege	2872	sainbox.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 736	2372	13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe	87
PID 2372 wrote to memory of 2872	2372	13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe	90
PID 2372 wrote to memory of 4520	2372	13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe	91
PID 4520 wrote to memory of 2208	4520	cmd.exe	93
PID 4720 wrote to memory of 4740	4720	svchost.exe	96
PID 2872 wrote to memory of 1536	2872	sainbox.exe	99

C:\Users\Admin\AppData\Local\Temp\13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe
"C:\Users\Admin\AppData\Local\Temp\13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734.exe"
1⤵
- Downloads MZ/PE file
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\1.exe
  "C:\Windows\1.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:736
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\sainbox.exe
  "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\sainbox.exe"
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Enumerates connected drives
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Windows\1.exe
    "C:\Windows\1.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1536
- 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\13D9D5~1.EXE > nul
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4520
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2208

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "windowsÏµÍ³Ö÷¶¯·ÀÓù"
1⤵
PID:4540

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "windowsÏµÍ³Ö÷¶¯·ÀÓù"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Windows\SysWOW64\windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
  C:\Windows\system32\windowsÏµÍ³Ö÷¶¯·ÀÓù.exe "c:\windows\system32\240682468.jpg",MainInstall
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:4740

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k "windows╧╡═│╓≈╢»╖└╙∙"
1⤵
PID:3784

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

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

sainbox.exe

Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\sainbox.exe
Size 1.3MB
SHA256 13d9d50bacb18bd9066e2ababc03f3619873d33df5171c8023a3ebad3b690734
MD5 5593206bffa3dc7f7d922a07d0a02dee
SHA1 e9e3e1ad77b3094e2843f14349adfb088aa2a425
SHA512 9e9cf4661819c0a3092ba6cb7ef7edc440f458ad5c69b9ecc285d8c4463672ab12ff184c3b1c3e930528e20a6a7b7aeb06695059d6ad0c133aad44dcfeced428
SSDEEP 24576:QOyHutimZ9VSly2hVvHW6qMnSbTBBhBMND:ZHPkVOBTK
TLSH
T142557A591BAB4256DB5837B9C8A6A69409090F432F58C4B15E311E1EBD2734FFC23EBC
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

1.exe

Path C:\Windows\1.exe
Size 156KB
SHA256 55866f0c5b53419c79d7be9b565e338091f4aa755a278eaca887f03ece544c7a
MD5 e8f5f7ca247b5b70ee3f80df6cadf8bf
SHA1 8fbf3e3262fa5066c5d21548805ddc11be5acf47
SHA512 ec40055a365aa522c1d9167cc1f700fed82015a197fad951562c229d5bd55291f2bac551a036c137b6132d001e94d3b73777b8d183f65fb8b433123fe5c551b5
SSDEEP 3072:edlKPwx3EuRHSBtL7/u+YuzkTESlTmkYe:edlnx+7/u+YuIbI
TLSH
T1A0F36A1774F0BBB6C34382751F658A3BB2E9E13CDD124993634B6B091F34BD28E6A251
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

240682468.jpg

Path C:\Windows\SysWOW64\240682468.jpg
Size 56KB
SHA256 3e68e10b801b293c273ac42889464e036dc98a6ed7711d0ac8a3cc3773e46dda
MD5 5a4a2ddb80a50b05b765c3c9ed7ccb50
SHA1 887607937d2f00e134ffa6623c117664224712c2
SHA512 ba67330dccbe8c4af51142bb1ad2754d2aaaac490b9af8e24fe4ea2ace951c6870f0477eda421fc5f6347ea063a4d5b6d592f08787646fe207cca61961e2ece1
SSDEEP 768:jDFDcEAmYze1xehXKss+K/jJ3o1rlHOb8O9lQf4gontQyBdm77u8I5:ROxq+KseVo1FObntnfdmHuB5
TLSH
T1FE433A02958480F3F18A023438BA2B7789FFA9F512D565035FA7FDA95C73265F51E213
MD5 SHA1 SHA512 SSDEEP TLSH

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ini.ini

Path C:\Windows\SysWOW64\ini.ini
Size 44B
SHA256 709d0b8328cc114e652d69a4926a2404e32f4d39b4193109f46a5f3d6136450a
MD5 0fc79b89f9def1df65cd1cdfdeccc393
SHA1 4728a183028f7fd561abd550a0e158f7c0215bc2
SHA512 6ab5eb132fa34e2632617d845857aaaa1bdcc8120a651c17e0c84a88ea8fa8f02b0bf09478a5b7a306ef63f110300c10fe7a33afbc3f7fd84a859d01acaa9971
MD5 SHA1 SHA512

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windowsÏµÍ³Ö÷¶¯·ÀÓù.exe

Path C:\Windows\SysWOW64\windowsÏµÍ³Ö÷¶¯·ÀÓù.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
TLSH
T127532AC2FA00C171D4A7563019778F1A5766AC13DB728ACB94B0B4A41EB3291AD3E5FF
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/736-25-0x0000000000400000-0x000000000042B000-memory.dmp

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memory/2372-14-0x0000000010000000-0x000000001019F000-memory.dmp

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memory/2872-48-0x0000000010000000-0x000000001019F000-memory.dmp

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