Analysis Overview
SHA256
d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c
Threat Level: Known bad
The file d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c was found to be: Known bad.
Malicious Activity Summary
Detect PurpleFox Rootkit
Gh0strat family
PurpleFox
Purplefox family
Gh0strat
Gh0st RAT payload
Drops file in Drivers directory
Sets service image path in registry
Executes dropped EXE
Loads dropped DLL
Deletes itself
Enumerates connected drives
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Unsigned PE
System Network Configuration Discovery: Internet Connection Discovery
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Runs ping.exe
Suspicious behavior: LoadsDriver
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-16 08:14
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-16 08:14
Reported
2024-11-16 08:17
Platform
win7-20240903-en
Max time kernel
120s
Max time network
150s
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:\Program Files (x86)\Google\svchosts.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:\Program Files (x86)\Google\svchosts.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:\Program Files (x86)\Google\svchosts.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Enumerates connected drives
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Google\svchosts.exe | C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\svchosts.exe | C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.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\PING.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Google\svchosts.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 |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Token: 33 | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Token: 33 | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe
"C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe"
C:\Program Files (x86)\Google\svchosts.exe
"C:\Program Files (x86)\Google\svchosts.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\D1A430~1.EXE > nul
C:\Program Files (x86)\Google\svchosts.exe
"C:\Program Files (x86)\Google\svchosts.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 | star.sp168.tv | udp |
| HK | 156.241.4.187:10097 | star.sp168.tv | tcp |
Files
memory/1636-0-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Program Files (x86)\Google\svchosts.exe
| MD5 | cc8b4dcd81fb396033430c13d4d15c5a |
| SHA1 | 878df9a61fc0898fb20bdbac49f2f757da69e50d |
| SHA256 | d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c |
| SHA512 | 6a863c8419c639eb52a63e8f63e51c03536f40330c62818db0b0b62823f470e4a77a340c79864946879381ab4b4acfb023978e69f54994f7fce2cfc39083a975 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-16 08:14
Reported
2024-11-16 08:17
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
152s
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
Gh0strat family
PurpleFox
Purplefox family
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\drivers\QAssist.sys | C:\Program Files (x86)\Google\svchosts.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:\Program Files (x86)\Google\svchosts.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Enumerates connected drives
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Google\svchosts.exe | C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\svchosts.exe | C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Google\svchosts.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\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.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 |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\Software | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Token: 33 | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Token: 33 | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Program Files (x86)\Google\svchosts.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe
"C:\Users\Admin\AppData\Local\Temp\d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c.exe"
C:\Program Files (x86)\Google\svchosts.exe
"C:\Program Files (x86)\Google\svchosts.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\D1A430~1.EXE > nul
C:\Program Files (x86)\Google\svchosts.exe
"C:\Program Files (x86)\Google\svchosts.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 | star.sp168.tv | udp |
| HK | 156.241.4.187:10097 | star.sp168.tv | tcp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.4.241.156.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/1112-0-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Program Files (x86)\Google\svchosts.exe
| MD5 | cc8b4dcd81fb396033430c13d4d15c5a |
| SHA1 | 878df9a61fc0898fb20bdbac49f2f757da69e50d |
| SHA256 | d1a4309a0ca0c21b3c711a1c43ec1f1eb2edc19337496402726cbd688b12ee3c |
| SHA512 | 6a863c8419c639eb52a63e8f63e51c03536f40330c62818db0b0b62823f470e4a77a340c79864946879381ab4b4acfb023978e69f54994f7fce2cfc39083a975 |
memory/4644-10-0x0000000010000000-0x000000001019F000-memory.dmp
memory/5000-17-0x0000000010000000-0x000000001019F000-memory.dmp