Analysis Overview
SHA256
4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f
Threat Level: Known bad
The file 4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f was found to be: Known bad.
Malicious Activity Summary
Gh0st RAT payload
PurpleFox
Purplefox family
Gh0strat
Detect PurpleFox Rootkit
Gh0strat family
Drops file in Drivers directory
Sets service image path in registry
Deletes itself
Loads dropped DLL
Executes dropped EXE
Drops file in System32 directory
System Network Configuration Discovery: Internet Connection Discovery
System Location Discovery: System Language Discovery
Unsigned PE
Runs ping.exe
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: LoadsDriver
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-30 16:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-30 16:41
Reported
2024-12-30 16:44
Platform
win7-20240903-en
Max time kernel
147s
Max time network
148s
Command Line
Signatures
Detect PurpleFox Rootkit
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0st RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0strat
Gh0strat family
PurpleFox
Purplefox family
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Ghxya.exe | C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Ghxya.exe | C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: LoadsDriver
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe
"C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe"
C:\Windows\SysWOW64\Ghxya.exe
C:\Windows\SysWOW64\Ghxya.exe -auto
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\4976C7~1.EXE > nul
C:\Windows\SysWOW64\Ghxya.exe
C:\Windows\SysWOW64\Ghxya.exe -acsi
C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | xsnb.e1.luyouxia.net | udp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
Files
memory/2372-0-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Windows\SysWOW64\Ghxya.exe
| MD5 | 1392f26d0e45aa0fb778e0116a7602a8 |
| SHA1 | b13d8b306d12fc5b7eeb2d2b521a72615e6eda19 |
| SHA256 | 221a97b2e78e020e4460180a63324ba82bddd862ec123904b95afff91dd5a5d5 |
| SHA512 | 4d9201a8b57e53bc285e6f29fb47211c4852141ea3d6a4465d3fff1451fc7e141bc4f268fad6ed7526414cb1f319ac823d81da8da96c4f9390ff2d6cdb6388b9 |
memory/2656-19-0x0000000010000000-0x000000001019F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-30 16:41
Reported
2024-12-30 16:44
Platform
win10v2004-20241007-en
Max time kernel
146s
Max time network
151s
Command Line
Signatures
Detect PurpleFox Rootkit
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Gh0st RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Gh0strat
Gh0strat family
PurpleFox
Purplefox family
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Sets service image path in registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Ghxya.exe | C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Ghxya.exe | C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
System Network Configuration Discovery: Internet Connection Discovery
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: LoadsDriver
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Ghxya.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe
"C:\Users\Admin\AppData\Local\Temp\4976c7eba97b1233382ba0fd8b4c70eff1b7666544b99a9047ac8ad16192117f.exe"
C:\Windows\SysWOW64\Ghxya.exe
C:\Windows\SysWOW64\Ghxya.exe -auto
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\4976C7~1.EXE > nul
C:\Windows\SysWOW64\Ghxya.exe
C:\Windows\SysWOW64\Ghxya.exe -acsi
C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | xsnb.e1.luyouxia.net | udp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.49.80.91.in-addr.arpa | udp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
| CN | 123.99.198.201:21180 | xsnb.e1.luyouxia.net | tcp |
Files
memory/3496-0-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Windows\SysWOW64\Ghxya.exe
| MD5 | 1392f26d0e45aa0fb778e0116a7602a8 |
| SHA1 | b13d8b306d12fc5b7eeb2d2b521a72615e6eda19 |
| SHA256 | 221a97b2e78e020e4460180a63324ba82bddd862ec123904b95afff91dd5a5d5 |
| SHA512 | 4d9201a8b57e53bc285e6f29fb47211c4852141ea3d6a4465d3fff1451fc7e141bc4f268fad6ed7526414cb1f319ac823d81da8da96c4f9390ff2d6cdb6388b9 |