gh0strat | 9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-09-2024 02:10

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General

Target

9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
Size

2.1MB
MD5

6db843d8c6e0706a35b78be9a324bfb4
SHA1

97e00ab6ce039b6e669283f37a270db8bba7c383
SHA256

9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142
SHA512

adfa47799286d3fd893d5bd27009ea1a3d23bb15b97bfa252a85415a9ba9761df6cb5f37610affb5a538e12b3bf89310b6b6f8f154fb4a3a4c04efee4524d2a0
SSDEEP

49152:nQZAdVyVT9n/Gg0P+WhoHpevmn2rZPItx2apeapelI:QGdVyVT9nOgmhvvmn2mtUvlI

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/1628-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1628-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1628-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1556-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1556-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

resource	yara_rule
behavioral1/memory/1628-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1628-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1628-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1556-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1556-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/files/0x0007000000016d31-39.dat	family_gh0strat
behavioral1/memory/2820-41-0x0000000010000000-0x00000000101B6000-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\\259425045.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
1628	svchost.exe
1556	TXPlatforn.exe
2820	TXPlatforn.exe
2128	svchos.exe
2676	HD_9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
3044	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

pid	Process
1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
1556	TXPlatforn.exe
1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
2128	svchos.exe
2892	svchost.exe
1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
2892	svchost.exe
3044	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\259425045.txt	svchos.exe
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

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1628-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1628-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1628-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1628-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1556-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1556-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.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	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.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	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	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.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
2904	PING.EXE
3064	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2904	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2820	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1628	svchost.exe
Token: SeLoadDriverPrivilege	2820	TXPlatforn.exe
Token: 33	2820	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2820	TXPlatforn.exe
Token: 33	2820	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2820	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 1628	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	30
PID 1792 wrote to memory of 1628	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	30
PID 1792 wrote to memory of 1628	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	30
PID 1792 wrote to memory of 1628	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	30
PID 1792 wrote to memory of 1628	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	30
PID 1792 wrote to memory of 1628	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	30
PID 1792 wrote to memory of 1628	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	30
PID 1628 wrote to memory of 3064	1628	svchost.exe	32
PID 1628 wrote to memory of 3064	1628	svchost.exe	32
PID 1628 wrote to memory of 3064	1628	svchost.exe	32
PID 1628 wrote to memory of 3064	1628	svchost.exe	32
PID 1556 wrote to memory of 2820	1556	TXPlatforn.exe	33
PID 1556 wrote to memory of 2820	1556	TXPlatforn.exe	33
PID 1556 wrote to memory of 2820	1556	TXPlatforn.exe	33
PID 1556 wrote to memory of 2820	1556	TXPlatforn.exe	33
PID 1556 wrote to memory of 2820	1556	TXPlatforn.exe	33
PID 1556 wrote to memory of 2820	1556	TXPlatforn.exe	33
PID 1556 wrote to memory of 2820	1556	TXPlatforn.exe	33
PID 1792 wrote to memory of 2128	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	34
PID 1792 wrote to memory of 2128	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	34
PID 1792 wrote to memory of 2128	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	34
PID 1792 wrote to memory of 2128	1792	9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe	34
PID 3064 wrote to memory of 2904	3064	cmd.exe	36
PID 3064 wrote to memory of 2904	3064	cmd.exe	36
PID 3064 wrote to memory of 2904	3064	cmd.exe	36
PID 3064 wrote to memory of 2904	3064	cmd.exe	36
PID 2892 wrote to memory of 3044	2892	svchost.exe	40
PID 2892 wrote to memory of 3044	2892	svchost.exe	40
PID 2892 wrote to memory of 3044	2892	svchost.exe	40
PID 2892 wrote to memory of 3044	2892	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
"C:\Users\Admin\AppData\Local\Temp\9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.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:1792
- 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:1628
- - 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:3064
  - - 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:2904
- 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:2128
- C:\Users\Admin\AppData\Local\Temp\HD_9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
  C:\Users\Admin\AppData\Local\Temp\HD_9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe
  2⤵
  - Executes dropped EXE
  PID:2676

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:1556
- 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:2820

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:2892
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259425045.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3044

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_9304bb427363a6e3bc3481d5b3466b812763a2391e3b0e2ee16a34bc88ee2142.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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

Filesize
1.4MB

MD5
b9e1ba0968b8d84eed547a56abc8ea2d

SHA1
78fd1dd4695c1beded9f8dfc6dd90781b89c317f

SHA256
22343f85c540ec4cdb9ec779810017f6abbd49d42cc3cfb5690b9db12237e388

SHA512
7b94358640689e7efa4d2565608b73280d0b113987231eea9b6afa98ef8f992b2f1a80b66812000c1e093a6aa9ace5199ea5c49b171168465dcd447610734854

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
\Windows\SysWOW64\259425045.txt

Filesize
50KB

MD5
c3ae7bfba4424f575e07b0a2264bede0

SHA1
160bae703b2ddc5b0fd21c151eb0f1c8e7a8d8e8

SHA256
c6f170252652683a2a1a07ab226ac384410e6fdd87447dd69d7d0c1c19efbf95

SHA512
c3617669dce8eafb0fc633241c3eaa5cd948ed12c06076df174e29ded9c9dba352199b4a4b3dd1c83fbea9021651b5d66327f4230a08516c5dc4bafbf408595f

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1556-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1556-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1628-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1628-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1628-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1628-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download