Analysis Overview
SHA256
79740721f44c5fdc93f7a347ac50fac2876e262d9c01e5d8a13cce7b2f401af0
Threat Level: Known bad
The file ebc00fba1ae6fca850df2e602336ff40.zip 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 use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-03 12:21
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-03 12:21
Reported
2024-09-03 12:24
Platform
win7-20240903-en
Max time kernel
149s
Max time network
119s
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\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\netsh.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2496 wrote to memory of 1812 | N/A | C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2496 wrote to memory of 1812 | N/A | C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2496 wrote to memory of 1812 | N/A | C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2496 wrote to memory of 1812 | N/A | C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe
"C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe" "fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
Files
memory/2496-0-0x0000000074251000-0x0000000074252000-memory.dmp
memory/2496-1-0x0000000074250000-0x00000000747FB000-memory.dmp
memory/2496-2-0x0000000074250000-0x00000000747FB000-memory.dmp
memory/2496-3-0x0000000074250000-0x00000000747FB000-memory.dmp
memory/2496-4-0x0000000074250000-0x00000000747FB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-03 12:21
Reported
2024-09-03 12:24
Platform
win10v2004-20240802-en
Max time kernel
148s
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 |
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\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\netsh.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2772 wrote to memory of 1284 | N/A | C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2772 wrote to memory of 1284 | N/A | C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 2772 wrote to memory of 1284 | N/A | C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe
"C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe" "fb8ccba3d2d160e131c23b741394c019decda9624ee10a4bf27a20fc3391b9b6.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
| US | 8.8.8.8:53 | quasar.freedynamicdns.net | udp |
Files
memory/2772-0-0x00000000753C2000-0x00000000753C3000-memory.dmp
memory/2772-1-0x00000000753C0000-0x0000000075971000-memory.dmp
memory/2772-2-0x00000000753C0000-0x0000000075971000-memory.dmp
memory/2772-3-0x00000000753C2000-0x00000000753C3000-memory.dmp
memory/2772-4-0x00000000753C0000-0x0000000075971000-memory.dmp
memory/2772-5-0x00000000753C0000-0x0000000075971000-memory.dmp