Analysis Overview
SHA256
c7b4072d1237617b13a7613c46e5a4b63bd8e09b7c9eba9409133fdd0aee7b10
Threat Level: Known bad
The file host.exe was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
Legitimate hosting services abused for malware hosting/C2
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-03 19:02
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-03 19:02
Reported
2024-03-03 19:04
Platform
win7-20240221-en
Max time kernel
150s
Max time network
154s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | 7.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 7.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 7.tcp.eu.ngrok.io | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1728 wrote to memory of 2188 | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1728 wrote to memory of 2188 | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1728 wrote to memory of 2188 | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1728 wrote to memory of 2188 | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\host.exe
"C:\Users\Admin\AppData\Local\Temp\host.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\host.exe" "host.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 7.tcp.eu.ngrok.io | udp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 7.tcp.eu.ngrok.io | udp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.67.15.169:15966 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 7.tcp.eu.ngrok.io | udp |
| DE | 3.124.67.191:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.124.67.191:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.124.67.191:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.124.67.191:15966 | 7.tcp.eu.ngrok.io | tcp |
Files
memory/1728-0-0x0000000074C50000-0x00000000751FB000-memory.dmp
memory/1728-1-0x0000000074C50000-0x00000000751FB000-memory.dmp
memory/1728-2-0x00000000005E0000-0x0000000000620000-memory.dmp
memory/1728-3-0x0000000074C50000-0x00000000751FB000-memory.dmp
memory/1728-4-0x0000000074C50000-0x00000000751FB000-memory.dmp
memory/1728-5-0x00000000005E0000-0x0000000000620000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-03 19:02
Reported
2024-03-03 19:04
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | 7.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 7.tcp.eu.ngrok.io | N/A | N/A |
| N/A | 7.tcp.eu.ngrok.io | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 244 wrote to memory of 2372 | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 244 wrote to memory of 2372 | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 244 wrote to memory of 2372 | N/A | C:\Users\Admin\AppData\Local\Temp\host.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\host.exe
"C:\Users\Admin\AppData\Local\Temp\host.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\host.exe" "host.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 18.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.tcp.eu.ngrok.io | udp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 7.tcp.eu.ngrok.io | udp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| IE | 52.111.236.23:443 | tcp | |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 35.157.111.131:15966 | 7.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 7.tcp.eu.ngrok.io | udp |
| DE | 3.126.224.214:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.126.224.214:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.126.224.214:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.126.224.214:15966 | 7.tcp.eu.ngrok.io | tcp |
| DE | 3.126.224.214:15966 | 7.tcp.eu.ngrok.io | tcp |
Files
memory/244-0-0x00000000751F0000-0x00000000757A1000-memory.dmp
memory/244-1-0x00000000751F0000-0x00000000757A1000-memory.dmp
memory/244-2-0x0000000000FC0000-0x0000000000FD0000-memory.dmp
memory/244-3-0x00000000751F0000-0x00000000757A1000-memory.dmp
memory/244-4-0x00000000751F0000-0x00000000757A1000-memory.dmp