gh0strat | 196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-08-2024 01:34

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General

Target

196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
Size

4.6MB
MD5

94f6be7bb05f3f5bf876cbc676cb17bd
SHA1

4c460265fa40b7aa894ecc26237fa91c38082084
SHA256

196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946
SHA512

b23b0042d5c64f2eb5020afe031832d1786fb690ccbdd03907410561704855987499152206127b7da29e74b2eee78016a5ef5f39efe93a9b422f17371fe7eccf
SSDEEP

49152:IQZAdVyVT9n/Gg0P+WhoceebXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8w:hGdVyVT9nOgmhCebXsPN5kiQaZ56

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2244-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2244-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2844-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2244-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2844-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2408-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2408-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2408-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2244-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2244-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2844-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2244-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2844-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2408-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/files/0x0007000000016d6f-39.dat	family_gh0strat
behavioral1/memory/2408-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2408-41-0x0000000010000000-0x00000000101B6000-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\\259423375.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
2244	svchost.exe
2844	TXPlatforn.exe
2616	svchos.exe
2408	TXPlatforn.exe
572	HD_196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
2708	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

pid	Process
2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
2844	TXPlatforn.exe
2616	svchos.exe
2656	svchost.exe
2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
2656	svchost.exe
2708	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2244-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2244-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2244-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2844-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2244-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2844-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2408-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2408-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2408-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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\259423375.txt	svchos.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.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	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.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
2852	cmd.exe
2672	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2672	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2408	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2244	svchost.exe
Token: SeLoadDriverPrivilege	2408	TXPlatforn.exe
Token: 33	2408	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2408	TXPlatforn.exe
Token: 33	2408	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2408	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 2244	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	30
PID 2556 wrote to memory of 2244	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	30
PID 2556 wrote to memory of 2244	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	30
PID 2556 wrote to memory of 2244	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	30
PID 2556 wrote to memory of 2244	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	30
PID 2556 wrote to memory of 2244	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	30
PID 2556 wrote to memory of 2244	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	30
PID 2244 wrote to memory of 2852	2244	svchost.exe	32
PID 2244 wrote to memory of 2852	2244	svchost.exe	32
PID 2244 wrote to memory of 2852	2244	svchost.exe	32
PID 2244 wrote to memory of 2852	2244	svchost.exe	32
PID 2556 wrote to memory of 2616	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	34
PID 2556 wrote to memory of 2616	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	34
PID 2556 wrote to memory of 2616	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	34
PID 2556 wrote to memory of 2616	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	34
PID 2844 wrote to memory of 2408	2844	TXPlatforn.exe	35
PID 2844 wrote to memory of 2408	2844	TXPlatforn.exe	35
PID 2844 wrote to memory of 2408	2844	TXPlatforn.exe	35
PID 2844 wrote to memory of 2408	2844	TXPlatforn.exe	35
PID 2844 wrote to memory of 2408	2844	TXPlatforn.exe	35
PID 2844 wrote to memory of 2408	2844	TXPlatforn.exe	35
PID 2844 wrote to memory of 2408	2844	TXPlatforn.exe	35
PID 2852 wrote to memory of 2672	2852	cmd.exe	36
PID 2852 wrote to memory of 2672	2852	cmd.exe	36
PID 2852 wrote to memory of 2672	2852	cmd.exe	36
PID 2852 wrote to memory of 2672	2852	cmd.exe	36
PID 2556 wrote to memory of 572	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	39
PID 2556 wrote to memory of 572	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	39
PID 2556 wrote to memory of 572	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	39
PID 2556 wrote to memory of 572	2556	196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe	39
PID 2656 wrote to memory of 2708	2656	svchost.exe	40
PID 2656 wrote to memory of 2708	2656	svchost.exe	40
PID 2656 wrote to memory of 2708	2656	svchost.exe	40
PID 2656 wrote to memory of 2708	2656	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
"C:\Users\Admin\AppData\Local\Temp\196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2556
- 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:2244
- - 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:2852
  - - 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:2672
- 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:2616
- C:\Users\Admin\AppData\Local\Temp\HD_196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
  C:\Users\Admin\AppData\Local\Temp\HD_196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:572

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2844
- 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:2408

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2284

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:2656
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259423375.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2708

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

Loading Replay Monitor...

Downloads

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

Filesize
1.5MB

MD5
6a8f7d5b96d5065330a58c13f450b5ed

SHA1
480fe9451ed6832010c69ab99e7163cb33e264cf

SHA256
483057ec29aa19506017a312aaf4b2793596935bb5cde7d448aa7a07d55d9a26

SHA512
6819d0c716598b0f69facc44deef44feae6e71cc4be0b02de70ba17533a62cff4d15e61e623099a18e62ecd3d8481e6d9df8925fcd8f9dcb09aca2503c9a134a

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

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Users\Admin\AppData\Local\Temp\HD_196240d656e752b964980b3dc8e59aa4337dafe51dbb967ad81b3a1479be8946.exe

Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
\Windows\SysWOW64\259423375.txt

Filesize
50KB

MD5
69d1947ad8f06ac8e885913c4c03c8fd

SHA1
ada1f4858453bd0a56c3b923afbde81e4de71b3d

SHA256
4f393aa8793941edd75a8f6b2d1d5ad8f390eb57ad559e35caa0a06f5ddc32ef

SHA512
4ae845c93d437fd0265f75cadb801d46180cc030ceb9072799fdd46538ea55c3dd64047b7a590a61db03e8094778ec340577dcdcd9239495977e6f0f40de0013

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2244-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2244-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2244-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2244-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2408-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2408-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2408-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2844-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2844-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download