Analysis Overview
SHA256
a406d9895911ac26f41f77b6280e09409ea084a1d130cdc7f766528e8335dd01
Threat Level: Known bad
The file 5a1668513c822c2b8e972ddd578dd9d6.exe was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
Unsigned PE
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-02 10:51
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-02 10:51
Reported
2024-10-02 10:53
Platform
win7-20240708-en
Max time kernel
144s
Max time network
136s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.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\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2480 wrote to memory of 2940 | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2480 wrote to memory of 2940 | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2480 wrote to memory of 2940 | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2480 wrote to memory of 2940 | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe
"C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe" "5a1668513c822c2b8e972ddd578dd9d6.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| DE | 188.34.178.0:5552 | tcp |
Files
memory/2480-0-0x0000000074CF1000-0x0000000074CF2000-memory.dmp
memory/2480-1-0x0000000074CF0000-0x000000007529B000-memory.dmp
memory/2480-2-0x0000000074CF0000-0x000000007529B000-memory.dmp
memory/2480-4-0x0000000074CF0000-0x000000007529B000-memory.dmp
memory/2480-5-0x0000000074CF0000-0x000000007529B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-02 10:51
Reported
2024-10-02 10:53
Platform
win10v2004-20240802-en
Max time kernel
145s
Max time network
137s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Event Triggered Execution: Netsh Helper DLL
| Description | Indicator | Process | Target |
| Key queried | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key value enumerated | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh | C:\Windows\SysWOW64\netsh.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\5a1668513c822c2b8e972ddd578dd9d6.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\netsh.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3444 wrote to memory of 3660 | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3444 wrote to memory of 3660 | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3444 wrote to memory of 3660 | N/A | C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe
"C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\5a1668513c822c2b8e972ddd578dd9d6.exe" "5a1668513c822c2b8e972ddd578dd9d6.exe" ENABLE
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 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.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 |
| DE | 188.34.178.0:5552 | tcp | |
| US | 8.8.8.8:53 | 0.178.34.188.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
memory/3444-0-0x0000000074F72000-0x0000000074F73000-memory.dmp
memory/3444-1-0x0000000074F70000-0x0000000075521000-memory.dmp
memory/3444-2-0x0000000074F70000-0x0000000075521000-memory.dmp
memory/3444-4-0x0000000074F72000-0x0000000074F73000-memory.dmp
memory/3444-5-0x0000000074F70000-0x0000000075521000-memory.dmp
memory/3444-6-0x0000000074F70000-0x0000000075521000-memory.dmp