Analysis Overview
SHA256
efc73f5afdfe6773572c4c4fa2e2ac2936af2296b54726e3aa140f1f54b3e612
Threat Level: Known bad
The file 22c414717d5b78de8a7b68c26c1bf2e0N.exe was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Njrat family
Modifies Windows Firewall
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-02 22:57
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-02 22:57
Reported
2024-09-02 22:59
Platform
win7-20240729-en
Max time kernel
119s
Max time network
116s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
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\server.exe | N/A |
| 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\22c414717d5b78de8a7b68c26c1bf2e0N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe
"C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp |
Files
memory/2264-0-0x0000000074B31000-0x0000000074B32000-memory.dmp
memory/2264-1-0x0000000074B30000-0x00000000750DB000-memory.dmp
memory/2264-2-0x0000000074B30000-0x00000000750DB000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 22c414717d5b78de8a7b68c26c1bf2e0 |
| SHA1 | 9c652c7104da124b13eb0f4911950150af0ba80e |
| SHA256 | efc73f5afdfe6773572c4c4fa2e2ac2936af2296b54726e3aa140f1f54b3e612 |
| SHA512 | 2171efd410fde033180b980fc50edcdf01405e1b76f8a6f2b8f3974367af3e9571937a4bb86d9d311d356441e5def8c5c419959c67e05328cf65a065ac0cc7bb |
memory/2264-10-0x0000000074B30000-0x00000000750DB000-memory.dmp
memory/2780-11-0x0000000074B30000-0x00000000750DB000-memory.dmp
memory/2780-12-0x0000000074B30000-0x00000000750DB000-memory.dmp
memory/2780-13-0x0000000074B30000-0x00000000750DB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-02 22:57
Reported
2024-09-02 22:59
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
116s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\7657c14284185fbd3fb108b43c7467ba = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Enumerates physical storage devices
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\22c414717d5b78de8a7b68c26c1bf2e0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\server.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 1524 wrote to memory of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 1524 wrote to memory of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 1524 wrote to memory of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3040 wrote to memory of 4188 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3040 wrote to memory of 4188 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3040 wrote to memory of 4188 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe
"C:\Users\Admin\AppData\Local\Temp\22c414717d5b78de8a7b68c26c1bf2e0N.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp | |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp | |
| N/A | 10.10.1.11:5552 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp |
Files
memory/1524-0-0x0000000074722000-0x0000000074723000-memory.dmp
memory/1524-1-0x0000000074720000-0x0000000074CD1000-memory.dmp
memory/1524-2-0x0000000074720000-0x0000000074CD1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 22c414717d5b78de8a7b68c26c1bf2e0 |
| SHA1 | 9c652c7104da124b13eb0f4911950150af0ba80e |
| SHA256 | efc73f5afdfe6773572c4c4fa2e2ac2936af2296b54726e3aa140f1f54b3e612 |
| SHA512 | 2171efd410fde033180b980fc50edcdf01405e1b76f8a6f2b8f3974367af3e9571937a4bb86d9d311d356441e5def8c5c419959c67e05328cf65a065ac0cc7bb |
memory/3040-13-0x0000000074720000-0x0000000074CD1000-memory.dmp
memory/1524-12-0x0000000074720000-0x0000000074CD1000-memory.dmp
memory/3040-14-0x0000000074720000-0x0000000074CD1000-memory.dmp
memory/3040-15-0x0000000074720000-0x0000000074CD1000-memory.dmp