gh0strat | 5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2024 08:41

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General

Target

5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe
Size

1.7MB
MD5

c7b1e72db77a19ed2eb6a0dc4f81a169
SHA1

225c92c91cd395a6516c80affc7291251426332c
SHA256

5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce
SHA512

41a5c0a5e6a91d465d72fb8df4029effdc881144e02b73b6160daed0a7e50b5abbf4f8e68590b23a69b1c95b3adbb54dc6c2f25919128d68f241f598008d6a46
SSDEEP

24576:pQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVowpezU3M4Y+WN5mmT7K1:pQZAdVyVT9n/Gg0P+WhoCpezUMvfK1

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/684-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/684-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/684-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/232-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/232-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/232-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/232-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4140-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4140-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4140-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
behavioral2/memory/684-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/684-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/684-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/232-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/232-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/232-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0007000000023c96-23.dat	family_gh0strat
behavioral2/memory/232-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4140-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4140-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4140-43-0x0000000010000000-0x00000000101B6000-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

Processes:

TXPlatforn.exe

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

Processes:

svchos.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240622343.txt"	svchos.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatforn.exe

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

Executes dropped EXE 5 IoCs

Processes:

svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	Process
684	svchost.exe
232	TXPlatforn.exe
3680	svchos.exe
4140	TXPlatforn.exe
4020	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

Processes:

svchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	Process
3680	svchos.exe
4004	svchost.exe
4020	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Drops file in System32 directory 6 IoCs

Processes:

svchos.exesvchost.exesvchost.exe

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\240622343.txt	svchos.exe

UPX packed file 12 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/684-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/684-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/684-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/684-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/232-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/232-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/232-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/232-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4140-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4140-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4140-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/232-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

Processes:

5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.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

Processes:

svchos.exeTXPlatforn.exesvchost.execmd.exePING.EXEÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exesvchost.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.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

Processes:

PING.EXEcmd.exe

pid	Process
1560	PING.EXE
2908	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
1560	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid	Process
4140	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	684	svchost.exe
Token: SeLoadDriverPrivilege	4140	TXPlatforn.exe
Token: 33	4140	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4140	TXPlatforn.exe
Token: 33	4140	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4140	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe

pid	Process
1656	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe
1656	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	Process	procid_target
PID 1656 wrote to memory of 684	1656	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe	84
PID 1656 wrote to memory of 684	1656	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe	84
PID 1656 wrote to memory of 684	1656	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe	84
PID 684 wrote to memory of 2908	684	svchost.exe	86
PID 684 wrote to memory of 2908	684	svchost.exe	86
PID 684 wrote to memory of 2908	684	svchost.exe	86
PID 1656 wrote to memory of 3680	1656	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe	87
PID 1656 wrote to memory of 3680	1656	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe	87
PID 1656 wrote to memory of 3680	1656	5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe	87
PID 232 wrote to memory of 4140	232	TXPlatforn.exe	89
PID 232 wrote to memory of 4140	232	TXPlatforn.exe	89
PID 232 wrote to memory of 4140	232	TXPlatforn.exe	89
PID 2908 wrote to memory of 1560	2908	cmd.exe	93
PID 2908 wrote to memory of 1560	2908	cmd.exe	93
PID 2908 wrote to memory of 1560	2908	cmd.exe	93
PID 4004 wrote to memory of 4020	4004	svchost.exe	101
PID 4004 wrote to memory of 4020	4004	svchost.exe	101
PID 4004 wrote to memory of 4020	4004	svchost.exe	101

C:\Users\Admin\AppData\Local\Temp\5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe
"C:\Users\Admin\AppData\Local\Temp\5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1656
- 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: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\svchost.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2908
  - - 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:1560
- 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:3680

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:232
- 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:4140

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2636

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:4004
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240622343.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4020

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_X.dat

Filesize
1.7MB

MD5
c7b1e72db77a19ed2eb6a0dc4f81a169

SHA1
225c92c91cd395a6516c80affc7291251426332c

SHA256
5f9cadddc1c38af41e3edcd533ae323b8e897496f581fa048ca3be9b870465ce

SHA512
41a5c0a5e6a91d465d72fb8df4029effdc881144e02b73b6160daed0a7e50b5abbf4f8e68590b23a69b1c95b3adbb54dc6c2f25919128d68f241f598008d6a46

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\240622343.txt

Filesize
50KB

MD5
2432a6837474bce1f073733e56c567d3

SHA1
e3f556c800fbe049a30de7da029378b528bdfa0d

SHA256
10b718594a9d20630a35d0c8a2e287c17d2eb08013f1ecda0ef2365d1634fd56

SHA512
60eb55757c4e30cbd8d0614d4bb62def3c95ef10e64076d96f2d084ba9803899a83b7d44ee81639063d7eb3e579ee83129f9b0d4b12ec2c08faa8264762b4ae3

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/232-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/232-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/232-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/232-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/232-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/684-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/684-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/684-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/684-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4140-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4140-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4140-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download