Analysis Overview
SHA256
64b2695097ec03c0c7538389dc46641e0db93cf91f8cc6055dcc8d76637e28e5
Threat Level: Known bad
The file tmp was found to be: Known bad.
Malicious Activity Summary
FatalRat
Gh0strat
Gh0st RAT payload
Fatal Rat payload
UPX packed file
Checks computer location settings
Deletes itself
Enumerates physical storage devices
Unsigned PE
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-06-09 14:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-06-09 14:03
Reported
2023-06-09 14:05
Platform
win7-20230220-en
Max time kernel
33s
Max time network
36s
Command Line
Signatures
FatalRat
Fatal Rat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1196 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 1196 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 1196 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 1196 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 1196 wrote to memory of 1356 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1196 wrote to memory of 1356 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1196 wrote to memory of 1356 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1196 wrote to memory of 1356 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Users\Admin\AppData\Local\Temp\tmp.exe
C:\Users\Admin\AppData\Local\Temp\tmp.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c del /q C:\Users\Admin\AppData\Local\Temp\tmp.exe
Network
| Country | Destination | Domain | Proto |
| CN | 211.101.234.178:25331 | 211.101.234.178 | tcp |
| CN | 211.101.234.178:30360 | tcp |
Files
memory/1196-58-0x0000000010000000-0x0000000010020000-memory.dmp
memory/1196-62-0x0000000003FA0000-0x0000000003FBE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-06-09 14:03
Reported
2023-06-09 14:05
Platform
win10v2004-20230220-en
Max time kernel
138s
Max time network
154s
Command Line
Signatures
FatalRat
Gh0st RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Gh0strat
Fatal Rat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\tmp.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 |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4564 wrote to memory of 1768 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 4564 wrote to memory of 1768 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 4564 wrote to memory of 1768 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 4564 wrote to memory of 1072 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4564 wrote to memory of 1072 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4564 wrote to memory of 1072 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Users\Admin\AppData\Local\Temp\tmp.exe
C:\Users\Admin\AppData\Local\Temp\tmp.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c del /q C:\Users\Admin\AppData\Local\Temp\tmp.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.23.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| CN | 211.101.234.178:25331 | 211.101.234.178 | tcp |
| US | 8.8.8.8:53 | 178.234.101.211.in-addr.arpa | udp |
| CN | 211.101.234.178:30360 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| CN | 211.101.234.178:30360 | tcp | |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 20.189.173.5:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| US | 52.242.101.226:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp |
Files
memory/4564-137-0x0000000010000000-0x0000000010020000-memory.dmp
memory/4564-141-0x0000000004D90000-0x0000000004DAE000-memory.dmp
memory/4564-142-0x0000000005250000-0x000000000539D000-memory.dmp
memory/4564-145-0x0000000005250000-0x000000000539D000-memory.dmp
memory/4564-146-0x0000000005250000-0x000000000539D000-memory.dmp