gh0strat | 8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 12:00

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General

Target

8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
Size

2.1MB
MD5

a0389cec3e9beb6d8a0341b63e8f6275
SHA1

3596d6a3045a2db05c1723328b4454a6a997788d
SHA256

8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43
SHA512

af5d7b4a287f132217745aa6ad0a0b8ab333881abf2283826d721fc78be69570144b943ea22bf4db738230f221fb2520e60883fcac0b47245b10775656a81b47
SSDEEP

49152:wQZAdVyVT9n/Gg0P+WhoApeZMvfKEZPItx2apeapelI:ZGdVyVT9nOgmhiZPltUvlI

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/2392-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2392-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2392-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2924-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2924-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1848-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1848-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1848-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

resource	yara_rule
behavioral1/memory/2392-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2392-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2392-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2924-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1848-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2924-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1848-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1848-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1848-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/files/0x003000000001941b-40.dat	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\\259466213.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
2392	svchost.exe
2924	TXPlatforn.exe
1848	TXPlatforn.exe
2988	svchos.exe
1960	HD_8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
2640	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

pid	Process
2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
2924	TXPlatforn.exe
2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
2988	svchos.exe
1436	svchost.exe
2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
1436	svchost.exe
2640	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\259466213.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/2392-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2392-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2392-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2392-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2924-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1848-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2924-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1848-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1848-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1848-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.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	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	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.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

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
2660	cmd.exe
2648	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2648	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1848	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2392	svchost.exe
Token: SeLoadDriverPrivilege	1848	TXPlatforn.exe
Token: 33	1848	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1848	TXPlatforn.exe
Token: 33	1848	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1848	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2392	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	30
PID 2124 wrote to memory of 2392	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	30
PID 2124 wrote to memory of 2392	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	30
PID 2124 wrote to memory of 2392	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	30
PID 2124 wrote to memory of 2392	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	30
PID 2124 wrote to memory of 2392	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	30
PID 2124 wrote to memory of 2392	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	30
PID 2392 wrote to memory of 2660	2392	svchost.exe	32
PID 2392 wrote to memory of 2660	2392	svchost.exe	32
PID 2392 wrote to memory of 2660	2392	svchost.exe	32
PID 2392 wrote to memory of 2660	2392	svchost.exe	32
PID 2924 wrote to memory of 1848	2924	TXPlatforn.exe	33
PID 2924 wrote to memory of 1848	2924	TXPlatforn.exe	33
PID 2924 wrote to memory of 1848	2924	TXPlatforn.exe	33
PID 2924 wrote to memory of 1848	2924	TXPlatforn.exe	33
PID 2924 wrote to memory of 1848	2924	TXPlatforn.exe	33
PID 2924 wrote to memory of 1848	2924	TXPlatforn.exe	33
PID 2924 wrote to memory of 1848	2924	TXPlatforn.exe	33
PID 2124 wrote to memory of 2988	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	34
PID 2124 wrote to memory of 2988	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	34
PID 2124 wrote to memory of 2988	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	34
PID 2124 wrote to memory of 2988	2124	8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe	34
PID 2660 wrote to memory of 2648	2660	cmd.exe	36
PID 2660 wrote to memory of 2648	2660	cmd.exe	36
PID 2660 wrote to memory of 2648	2660	cmd.exe	36
PID 2660 wrote to memory of 2648	2660	cmd.exe	36
PID 1436 wrote to memory of 2640	1436	svchost.exe	40
PID 1436 wrote to memory of 2640	1436	svchost.exe	40
PID 1436 wrote to memory of 2640	1436	svchost.exe	40
PID 1436 wrote to memory of 2640	1436	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
"C:\Users\Admin\AppData\Local\Temp\8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.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:2124
- 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:2392
- - 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:2660
  - - 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:2648
- 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:2988
- C:\Users\Admin\AppData\Local\Temp\HD_8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
  C:\Users\Admin\AppData\Local\Temp\HD_8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe
  2⤵
  - Executes dropped EXE
  PID:1960

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:2924
- 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:1848

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2100

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:1436
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259466213.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2640

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
1.5MB

MD5
c65bd91fa48e56935613e5eea95fcb15

SHA1
1c6fb68d81b7e24de8ebc653fd5d566172db0a9b

SHA256
ae97998162767b6adcc1fde8458be8fa3d9c77b169994a036b6246a6c85b99ef

SHA512
910af9e5d87831a1125f7a7c5ba7e8bde89e3fab55ed7c84b57455b766784ecd2bd1fc48788523634668d8ed447157f34f8d0a9a473eb9a6570d8b4137680f7a

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
\Users\Admin\AppData\Local\Temp\HD_8209b2ae1681fdb7f6c6ad17201b555020628e920003a27177484ac7ae672d43.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

Download Submit
\Windows\SysWOW64\259466213.txt

Filesize
50KB

MD5
09a41a2e1987039df2c465fbc66f3266

SHA1
74f1420190ed266759a17671e1c41e934f5e37ce

SHA256
7264cb634110a647e27a0abcf2ab464ac1a738d5e7601249cb88cbeda1a75890

SHA512
160b0bc5ff12d89bd918eaf067f7d0df1d7f10524afadb193688685cab864fecfb78e7143934f59df52c526a719042445700665567448a580991668c212e9fc9

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1848-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1848-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1848-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1848-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2392-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2392-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2392-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2392-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2924-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2924-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download