Analysis Overview
SHA256
6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445
Threat Level: Known bad
The file 6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445 was found to be: Known bad.
Malicious Activity Summary
PurpleFox
Gh0st RAT payload
Detect PurpleFox Rootkit
Gh0strat
Sets service image path in registry
Drops file in Drivers directory
Deletes itself
Executes dropped EXE
Loads dropped DLL
Drops file in System32 directory
System Location Discovery: System Language Discovery
Unsigned PE
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Runs ping.exe
Suspicious behavior: LoadsDriver
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-29 16:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-29 16:28
Reported
2024-09-29 16:30
Platform
win7-20240903-en
Max time kernel
146s
Max time network
150s
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
PurpleFox
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Windows\SysWOW64\Vwopq.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\Vwopq.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\Vwopq.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Vwopq.exe | C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Vwopq.exe | C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.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\Vwopq.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe
"C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe"
C:\Windows\SysWOW64\Vwopq.exe
C:\Windows\SysWOW64\Vwopq.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\6EF754~1.EXE > nul
C:\Windows\SysWOW64\Vwopq.exe
C:\Windows\SysWOW64\Vwopq.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 | 456466.a1.luyouxia.net | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 456466.a1.luyouxia.net | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 456466.a1.luyouxia.net | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 456466.a1.luyouxia.net | udp |
| CN | 124.248.70.196:24825 | 456466.a1.luyouxia.net | tcp |
Files
memory/1956-0-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Windows\SysWOW64\Vwopq.exe
| MD5 | 4caadcf8452526c30b29ba2e933071ee |
| SHA1 | 38b1eb7725a28ab401f483a83f8da914e61cfdeb |
| SHA256 | 6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445 |
| SHA512 | d29218f01bafd90fc2d4ed504622eb5751785d0ec70629b3e0cce17b1c67ad3b3468b6e9edec1ec20a19e58a670295bced7b9aabb0dff835062a0af6ad74d2d5 |
memory/2500-18-0x0000000010000000-0x000000001019F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-29 16:28
Reported
2024-09-29 16:30
Platform
win10v2004-20240802-en
Max time kernel
145s
Max time network
150s
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 |
| 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 |
| N/A | N/A | N/A | N/A |
Gh0strat
PurpleFox
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Windows\SysWOW64\Vwopq.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\Vwopq.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Vwopq.exe | C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Vwopq.exe | C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Vwopq.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 |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Vwopq.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\Vwopq.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Vwopq.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe
"C:\Users\Admin\AppData\Local\Temp\6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445.exe"
C:\Windows\SysWOW64\Vwopq.exe
C:\Windows\SysWOW64\Vwopq.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\6EF754~1.EXE > nul
C:\Windows\SysWOW64\Vwopq.exe
C:\Windows\SysWOW64\Vwopq.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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 456466.a1.luyouxia.net | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 456466.a1.luyouxia.net | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 101.209.201.84.in-addr.arpa | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 456466.a1.luyouxia.net | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
| US | 8.8.8.8:53 | 456466.a1.luyouxia.net | udp |
| CN | 183.131.85.64:24825 | 456466.a1.luyouxia.net | tcp |
Files
memory/3396-0-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Windows\SysWOW64\Vwopq.exe
| MD5 | 4caadcf8452526c30b29ba2e933071ee |
| SHA1 | 38b1eb7725a28ab401f483a83f8da914e61cfdeb |
| SHA256 | 6ef75442a68ae42bc42480b4a34cef6ac120e314b85929bd005e2e376c44a445 |
| SHA512 | d29218f01bafd90fc2d4ed504622eb5751785d0ec70629b3e0cce17b1c67ad3b3468b6e9edec1ec20a19e58a670295bced7b9aabb0dff835062a0af6ad74d2d5 |
memory/4932-11-0x0000000010000000-0x000000001019F000-memory.dmp
memory/8-17-0x0000000010000000-0x000000001019F000-memory.dmp