gh0strat | c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c

General

Target

c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
Size

4.7MB
MD5

53ffe128c1a3fe690825d7e585c0c341
SHA1

4f3016cb1e04c9dd75675862c442fbb988db6ef2
SHA256

c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c
SHA512

6191e752f8b982f5b86904b5364196592fb14689b830df11bb68784067a4d2afadc945ba23521bf4b51e9f2baca898c0608b144b722e94607e3ea02c8a2e830c
SSDEEP

49152:rQZAdVyVT9n/Gg0P+Who518MAFpnnJH9BUfKn+95lRVfAa0Vg76Lo2E2T8avTl2p:8GdVyVT9nOgmh1MA3vBUGHo+m

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/804-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/804-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/804-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3932-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3932-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3932-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3932-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/804-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/804-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/804-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3932-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3932-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3932-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0007000000023c9d-26.dat	family_gh0strat
behavioral2/memory/808-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3932-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/808-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/808-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/808-43-0x0000000010000000-0x00000000101B6000-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
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan 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\\240624031.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
804	svchost.exe
3932	TXPlatforn.exe
808	TXPlatforn.exe
1608	svchos.exe
3928	HD_c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
4752	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
1608	svchos.exe
1500	svchost.exe
4752	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\240624031.txt	svchos.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/804-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/804-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/804-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/804-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3932-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3932-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3932-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3932-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3932-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.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	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	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.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

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
2164	cmd.exe
2876	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2876	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
808	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	804	svchost.exe
Token: SeLoadDriverPrivilege	808	TXPlatforn.exe
Token: 33	808	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	808	TXPlatforn.exe
Token: 33	808	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	808	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 804	3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe	84
PID 3204 wrote to memory of 804	3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe	84
PID 3204 wrote to memory of 804	3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe	84
PID 804 wrote to memory of 2164	804	svchost.exe	88
PID 804 wrote to memory of 2164	804	svchost.exe	88
PID 804 wrote to memory of 2164	804	svchost.exe	88
PID 3932 wrote to memory of 808	3932	TXPlatforn.exe	89
PID 3932 wrote to memory of 808	3932	TXPlatforn.exe	89
PID 3932 wrote to memory of 808	3932	TXPlatforn.exe	89
PID 3204 wrote to memory of 1608	3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe	90
PID 3204 wrote to memory of 1608	3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe	90
PID 3204 wrote to memory of 1608	3204	c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe	90
PID 2164 wrote to memory of 2876	2164	cmd.exe	94
PID 2164 wrote to memory of 2876	2164	cmd.exe	94
PID 2164 wrote to memory of 2876	2164	cmd.exe	94
PID 1500 wrote to memory of 4752	1500	svchost.exe	97
PID 1500 wrote to memory of 4752	1500	svchost.exe	97
PID 1500 wrote to memory of 4752	1500	svchost.exe	97

C:\Users\Admin\AppData\Local\Temp\c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
"C:\Users\Admin\AppData\Local\Temp\c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.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:3204
- 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:804
- - 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:2164
  - - 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:2876
- 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:1608
- C:\Users\Admin\AppData\Local\Temp\HD_c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
  C:\Users\Admin\AppData\Local\Temp\HD_c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe
  2⤵
  - Executes dropped EXE
  PID:3928

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:3932
- 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:808

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:4712

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:1500
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240624031.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

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
239aa557c50920d5b084fad8f3c40867

SHA1
5a72500c38b4c1fd633791a7b5604d2dbc7c3fd2

SHA256
223723c3c853c4f387caebaf1a5caa8428c5683fd603bc8a6af8527c2dc3c1f6

SHA512
3e2ea3d00af49e15aa83ad30236205cda1b2bb9cbe18ccddcbb8175e7b09a10e1a23f5a8be82912298ceccf95026028b56499cd7a5a82b744280653d9a183d79

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_c8f7beb00c89331c18d521d1216e4aff45cc8cd9b09bb6b18d9b26c217a7290c.exe

Filesize
3.2MB

MD5
7faa5ffa86c7629b995db9db9de5840e

SHA1
a5b83fe6745288cb6fa18450b3f9ad918fe90970

SHA256
ddda6f7397e8ebe11981b6ba137af2d99a72fe3ac1b14afee00737eca6738ed3

SHA512
7aa8e32117951be916c8f829f1f7ebae999292edf45abd4dc8ffab5a21a87ffdc956246b1c2aa62ece63fc39ef9eb7ee0d51fc1a797d0f5051ce0b9216e2633c

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\240624031.txt

Filesize
50KB

MD5
4cacf0466be909d7f012c02adedad85e

SHA1
1de90ac3bdad77ba5958e7ee2c550fbc622667f7

SHA256
daedfcf4f169d14a8bb6b1a26bea77a27302e7e21e1c4f9429c84b0daaa02cfc

SHA512
6401279455c4cf027db4b88b395fee38bff9b8380bd5dc8c5ece3b22d476b82f23fd5e2abc86056c5711452371ba18741836ca2bf08c566d916a18a3ba41553e

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/804-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/804-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/804-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/804-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3932-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3932-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3932-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3932-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3932-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads