gh0strat | 1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-01-2025 05:46

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General

Target

1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
Size

1.8MB
MD5

4446dcad832d10f4d0e979d58918a44c
SHA1

3669916091a8ebc4fb63c5d71148002528b2890b
SHA256

1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74
SHA512

49dc420ab082775d3e839f029788b672298c208abaaab6ca1346d049b545621798a4abcca9d9232642e076a2fdd247d8e7a2b8718e581b5d51e02e9bf20f767b
SSDEEP

24576:gQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV9cQR:gQZAdVyVT9n/Gg0P+Who2J

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/4560-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4560-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4560-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/712-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/712-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/712-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4028-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4028-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/712-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4028-91-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/memory/4560-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4560-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4560-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/712-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/712-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/712-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4028-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0007000000023c67-36.dat	family_gh0strat
behavioral2/memory/4028-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/712-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4028-91-0x0000000010000000-0x00000000101B6000-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\\240622218.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 6 IoCs

pid	Process
4560	svchost.exe
712	TXPlatforn.exe
4028	TXPlatforn.exe
4116	svchos.exe
4120	HD_1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
4836	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
4116	svchos.exe
3604	svchost.exe
4836	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240622218.txt	svchos.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4560-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4560-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4560-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4560-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/712-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/712-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/712-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/712-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4028-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4028-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/712-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4028-91-0x0000000010000000-0x00000000101B6000-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	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.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	HD_1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
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	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
1152	cmd.exe
4452	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4452	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4028	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4560	svchost.exe
Token: SeLoadDriverPrivilege	4028	TXPlatforn.exe
Token: 33	4028	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4028	TXPlatforn.exe
Token: 33	4028	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4028	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 4560	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	83
PID 1404 wrote to memory of 4560	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	83
PID 1404 wrote to memory of 4560	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	83
PID 4560 wrote to memory of 1152	4560	svchost.exe	85
PID 4560 wrote to memory of 1152	4560	svchost.exe	85
PID 4560 wrote to memory of 1152	4560	svchost.exe	85
PID 712 wrote to memory of 4028	712	TXPlatforn.exe	86
PID 712 wrote to memory of 4028	712	TXPlatforn.exe	86
PID 712 wrote to memory of 4028	712	TXPlatforn.exe	86
PID 1404 wrote to memory of 4116	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	87
PID 1404 wrote to memory of 4116	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	87
PID 1404 wrote to memory of 4116	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	87
PID 1404 wrote to memory of 4120	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	91
PID 1404 wrote to memory of 4120	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	91
PID 1404 wrote to memory of 4120	1404	1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe	91
PID 1152 wrote to memory of 4452	1152	cmd.exe	92
PID 1152 wrote to memory of 4452	1152	cmd.exe	92
PID 1152 wrote to memory of 4452	1152	cmd.exe	92
PID 3604 wrote to memory of 4836	3604	svchost.exe	94
PID 3604 wrote to memory of 4836	3604	svchost.exe	94
PID 3604 wrote to memory of 4836	3604	svchost.exe	94

C:\Users\Admin\AppData\Local\Temp\1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
"C:\Users\Admin\AppData\Local\Temp\1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.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:1404
- 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:4560
- - 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:1152
  - - 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:4452
- 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:4116
- C:\Users\Admin\AppData\Local\Temp\HD_1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
  C:\Users\Admin\AppData\Local\Temp\HD_1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4120

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:712
- 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:4028

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2916

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:3604
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240622218.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4836

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_1900f9be7eae5c841405b1ca7d8b55f9f4b9477d380ebadfe9dcc44e3ecade74.exe

Filesize
333KB

MD5
80660c611b596ffe8af4074b31aa6fb7

SHA1
b49e5ecf394765ead2d872dcfc92c786dc63da94

SHA256
dfef8ed182d687ef223821bf8a3bf27a803a385c19c2d9eed3cb93c8d5f96617

SHA512
52a52f419cf65f9c7b1402d760bb7cdb19aa7fbc6a620328da59a38e43b1193b9c2ca2155f163252252b64d8479a2e30441133ecfe89e94179bede23dae708c5

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

Filesize
1.5MB

MD5
22ffd947b609fc49ffe395ead87cc07b

SHA1
c9c10fee444a011d9e97ad6aad4ea906daabd96b

SHA256
5eb9037a874b641b619c3df3ea8328f7292f43ce985d40efe1c91ec091a8aa18

SHA512
47e79bf1f0bb14550e76ca77350265be4fd54a14f97f19dd5ad0cf4a3c165d289fe5f2f900e9c265d2921c026f67c5cec0ea39101e434ce397024d9652bbfb00

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\240622218.txt

Filesize
50KB

MD5
6d0064b834e822425ce9529fbc664579

SHA1
0a0987f325b3321b35cd915fada26739f0ea51e7

SHA256
f16717a528d00f79b5d266c55f81223fc12f7fc3e97df7478753b4be809ce289

SHA512
65375b34dc6f34bddfaa67387723bc616929df7a904b05305bc22fd6e3bb14e320c4e67618a65775c45dc11e5676723417c3895170ceacb38b0c5d87ee2697d1

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/712-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/712-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/712-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/712-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/712-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4028-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4028-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4028-91-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4560-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4560-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4560-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4560-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download