Analysis Overview
SHA256
5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e
Threat Level: Known bad
The file 5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe was found to be: Known bad.
Malicious Activity Summary
Njrat family
Modifies Windows Firewall
Drops startup file
Legitimate hosting services abused for malware hosting/C2
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-22 19:35
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-22 19:35
Reported
2024-01-22 19:37
Platform
win7-20231215-en
Max time kernel
150s
Max time network
153s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsofts.exe | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsofts.exe | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2540 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2540 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2540 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2540 wrote to memory of 2656 | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe
"C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe" "5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.192.31.165:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.102.39:18595 | 0.tcp.eu.ngrok.io | tcp |
Files
memory/2540-0-0x0000000074D20000-0x00000000752CB000-memory.dmp
memory/2540-1-0x0000000074D20000-0x00000000752CB000-memory.dmp
memory/2540-2-0x0000000000330000-0x0000000000370000-memory.dmp
memory/2540-5-0x0000000074D20000-0x00000000752CB000-memory.dmp
memory/2540-6-0x0000000074D20000-0x00000000752CB000-memory.dmp
memory/2540-7-0x0000000000330000-0x0000000000370000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-22 19:35
Reported
2024-01-22 19:37
Platform
win10v2004-20231215-en
Max time kernel
148s
Max time network
156s
Command Line
Signatures
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsofts.exe | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsofts.exe | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4152 wrote to memory of 4332 | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4152 wrote to memory of 4332 | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4152 wrote to memory of 4332 | N/A | C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe
"C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe" "5b45188cebe24c4309d3d884cb92bc5d9466e9dd8fa57f670b0008931e18562e.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 22.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 16.234.44.23.in-addr.arpa | udp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.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 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.160.77.104.in-addr.arpa | udp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| DE | 3.124.142.205:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 206.178.17.96.in-addr.arpa | udp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 18.158.249.75:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 0.tcp.eu.ngrok.io | udp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 211.143.182.52.in-addr.arpa | udp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
| DE | 3.125.209.94:18595 | 0.tcp.eu.ngrok.io | tcp |
Files
memory/4152-0-0x0000000075010000-0x00000000755C1000-memory.dmp
memory/4152-1-0x0000000075010000-0x00000000755C1000-memory.dmp
memory/4152-2-0x00000000017A0000-0x00000000017B0000-memory.dmp
memory/4152-5-0x0000000075010000-0x00000000755C1000-memory.dmp
memory/4152-6-0x0000000075010000-0x00000000755C1000-memory.dmp