Analysis Overview
SHA256
1729c5b2ca53abe5d0e67535766860ebba91dc23b8575ac5b6fc8ca33167de14
Threat Level: Known bad
The file 1b4192a3f7d586fbe102ff76e5f6c760N was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
System Location Discovery: System Language Discovery
Unsigned PE
Event Triggered Execution: Netsh Helper DLL
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-26 09:29
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-26 09:29
Reported
2024-08-26 09:31
Platform
win7-20240704-en
Max time kernel
120s
Max time network
124s
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:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.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\1b4192a3f7d586fbe102ff76e5f6c760N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2552 wrote to memory of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2552 wrote to memory of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2552 wrote to memory of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2552 wrote to memory of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe
"C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe" "1b4192a3f7d586fbe102ff76e5f6c760N.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp |
Files
memory/2552-0-0x0000000074A21000-0x0000000074A22000-memory.dmp
memory/2552-1-0x0000000074A20000-0x0000000074FCB000-memory.dmp
memory/2552-2-0x0000000074A20000-0x0000000074FCB000-memory.dmp
memory/2552-4-0x0000000074A20000-0x0000000074FCB000-memory.dmp
memory/2552-5-0x0000000074A20000-0x0000000074FCB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-26 09:29
Reported
2024-08-26 09:31
Platform
win10v2004-20240802-en
Max time kernel
115s
Max time network
120s
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\1b4192a3f7d586fbe102ff76e5f6c760N.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\1b4192a3f7d586fbe102ff76e5f6c760N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 220 wrote to memory of 3272 | N/A | C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 220 wrote to memory of 3272 | N/A | C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 220 wrote to memory of 3272 | N/A | C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe
"C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\1b4192a3f7d586fbe102ff76e5f6c760N.exe" "1b4192a3f7d586fbe102ff76e5f6c760N.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 144.202.69.96:22021 | tcp | |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp | |
| US | 144.202.69.96:22021 | tcp |
Files
memory/220-0-0x0000000074DD2000-0x0000000074DD3000-memory.dmp
memory/220-1-0x0000000074DD0000-0x0000000075381000-memory.dmp
memory/220-2-0x0000000074DD0000-0x0000000075381000-memory.dmp
memory/220-5-0x0000000074DD0000-0x0000000075381000-memory.dmp
memory/220-4-0x0000000074DD2000-0x0000000074DD3000-memory.dmp
memory/220-6-0x0000000074DD0000-0x0000000075381000-memory.dmp