Analysis Overview
SHA256
07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f
Threat Level: Known bad
The file 07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f was found to be: Known bad.
Malicious Activity Summary
Gh0st RAT payload
Detect PurpleFox Rootkit
Gh0strat family
PurpleFox
Purplefox family
Gh0strat
Sets service image path in registry
Drops file in Drivers directory
Executes dropped EXE
Loads dropped DLL
Deletes itself
UPX packed file
Drops file in System32 directory
Unsigned PE
System Network Configuration Discovery: Internet Connection Discovery
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: LoadsDriver
Runs ping.exe
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-07 07:08
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-07 07:08
Reported
2024-11-07 07:11
Platform
win7-20240903-en
Max time kernel
146s
Max time network
149s
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 |
| N/A | N/A | N/A | N/A |
| 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 |
| N/A | N/A | N/A | N/A |
| 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:\Windows\SysWOW64\Dtldt.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\Dtldt.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\Dtldt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\Dtldt.exe | C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\Dtldt.exe | C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe | N/A |
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Dtldt.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\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.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\Dtldt.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe
"C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe"
C:\Windows\SysWOW64\Dtldt.exe
C:\Windows\SysWOW64\Dtldt.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\07426F~1.EXE > nul
C:\Windows\SysWOW64\Dtldt.exe
C:\Windows\SysWOW64\Dtldt.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 | 361.ydns.eu | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| US | 8.8.8.8:53 | 361.ydns.eu | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
Files
memory/1860-0-0x0000000000400000-0x0000000000585000-memory.dmp
memory/1860-1-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Windows\SysWOW64\Dtldt.exe
| MD5 | 125f71ce4ebd01c3cf45b8cd48df93de |
| SHA1 | 1887c2291d49fe802691a47ed94efc4de121f03f |
| SHA256 | 07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f |
| SHA512 | 4c53909577fc2413a14736e97cfb472c9c24f7530fa1d4b9c5f212bff570e82dde8d6761a296d8fe7fab85c94c721308bd71e0bb2c842b8b44b463e4aeeb11d9 |
memory/2388-10-0x0000000000400000-0x0000000000585000-memory.dmp
memory/2388-21-0x00000000010F0000-0x0000000001275000-memory.dmp
memory/1860-19-0x0000000000400000-0x0000000000585000-memory.dmp
memory/2388-22-0x0000000000400000-0x0000000000585000-memory.dmp
memory/2372-24-0x0000000010000000-0x000000001019F000-memory.dmp
memory/2372-30-0x0000000000400000-0x0000000000585000-memory.dmp
memory/1860-40-0x0000000000400000-0x0000000000585000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-07 07:08
Reported
2024-11-07 07:11
Platform
win10v2004-20241007-en
Max time kernel
149s
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 |
| 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 |
| 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:\Windows\SysWOW64\Dtldt.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\Dtldt.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\Dtldt.exe | C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe | N/A |
| File created | C:\Windows\SysWOW64\Dtldt.exe | C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe | N/A |
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\Dtldt.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\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.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\Dtldt.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Dtldt.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe
"C:\Users\Admin\AppData\Local\Temp\07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f.exe"
C:\Windows\SysWOW64\Dtldt.exe
C:\Windows\SysWOW64\Dtldt.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\07426F~1.EXE > nul
C:\Windows\SysWOW64\Dtldt.exe
C:\Windows\SysWOW64\Dtldt.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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 361.ydns.eu | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| US | 8.8.8.8:53 | 361.ydns.eu | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | 361.ydns.eu | tcp |
| HK | 38.6.164.18:18089 | tcp |
Files
memory/1208-0-0x0000000000400000-0x0000000000585000-memory.dmp
memory/1208-1-0x0000000010000000-0x000000001019F000-memory.dmp
C:\Windows\SysWOW64\Dtldt.exe
| MD5 | 125f71ce4ebd01c3cf45b8cd48df93de |
| SHA1 | 1887c2291d49fe802691a47ed94efc4de121f03f |
| SHA256 | 07426fd6f4c55e5e7ed9d835fe90810ba6df3156c9c8f24c0260b0062c64636f |
| SHA512 | 4c53909577fc2413a14736e97cfb472c9c24f7530fa1d4b9c5f212bff570e82dde8d6761a296d8fe7fab85c94c721308bd71e0bb2c842b8b44b463e4aeeb11d9 |
memory/1208-18-0x0000000000400000-0x0000000000585000-memory.dmp
memory/1096-20-0x0000000000400000-0x0000000000585000-memory.dmp
memory/3596-22-0x0000000000400000-0x0000000000585000-memory.dmp
memory/3596-11-0x0000000010000000-0x000000001019F000-memory.dmp
memory/1096-38-0x0000000000400000-0x0000000000585000-memory.dmp