Analysis Overview
SHA256
dcabd39d5ccdeb0d94dc2072903f270aa5d68dacc3d4149a9d8e6b90e8396e55
Threat Level: Known bad
The file e4845dcb52a3c7f7a8d483d73ff03510N.exe was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-02 02:09
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-02 02:09
Reported
2024-09-02 02:11
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
94s
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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\serve2r.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\71d4a517242481fcbbd31dd50ae04a6b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\serve2r.exe\" .." | C:\Users\Admin\AppData\Local\Temp\serve2r.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\71d4a517242481fcbbd31dd50ae04a6b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\serve2r.exe\" .." | C:\Users\Admin\AppData\Local\Temp\serve2r.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\e4845dcb52a3c7f7a8d483d73ff03510N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\serve2r.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 4980 wrote to memory of 1520 | N/A | C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe | C:\Users\Admin\AppData\Local\Temp\serve2r.exe |
| PID 4980 wrote to memory of 1520 | N/A | C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe | C:\Users\Admin\AppData\Local\Temp\serve2r.exe |
| PID 4980 wrote to memory of 1520 | N/A | C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe | C:\Users\Admin\AppData\Local\Temp\serve2r.exe |
| PID 1520 wrote to memory of 1696 | N/A | C:\Users\Admin\AppData\Local\Temp\serve2r.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1520 wrote to memory of 1696 | N/A | C:\Users\Admin\AppData\Local\Temp\serve2r.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 1520 wrote to memory of 1696 | N/A | C:\Users\Admin\AppData\Local\Temp\serve2r.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe
"C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe"
C:\Users\Admin\AppData\Local\Temp\serve2r.exe
"C:\Users\Admin\AppData\Local\Temp\serve2r.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\serve2r.exe" "serve2r.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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp |
Files
memory/4980-0-0x0000000075262000-0x0000000075263000-memory.dmp
memory/4980-1-0x0000000075260000-0x0000000075811000-memory.dmp
memory/4980-2-0x0000000075260000-0x0000000075811000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\serve2r.exe
| MD5 | e4845dcb52a3c7f7a8d483d73ff03510 |
| SHA1 | 0aa86ab7e571598dc2498ab1136ade10788b05c1 |
| SHA256 | dcabd39d5ccdeb0d94dc2072903f270aa5d68dacc3d4149a9d8e6b90e8396e55 |
| SHA512 | 2737fe0cc58357bcf408ea3de1b54286a46d56666114a30772e574d2711090495d7f29fc6e3587d4102328a6d73cb68fd20c4667e5f06708f5f9fca282cdb9d2 |
memory/4980-13-0x0000000075260000-0x0000000075811000-memory.dmp
memory/1520-12-0x0000000075260000-0x0000000075811000-memory.dmp
memory/1520-14-0x0000000075260000-0x0000000075811000-memory.dmp
memory/1520-15-0x0000000075260000-0x0000000075811000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-02 02:09
Reported
2024-09-02 02:11
Platform
win7-20240708-en
Max time kernel
119s
Max time network
17s
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\serve2r.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\71d4a517242481fcbbd31dd50ae04a6b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\serve2r.exe\" .." | C:\Users\Admin\AppData\Local\Temp\serve2r.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\71d4a517242481fcbbd31dd50ae04a6b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\serve2r.exe\" .." | C:\Users\Admin\AppData\Local\Temp\serve2r.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\e4845dcb52a3c7f7a8d483d73ff03510N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\serve2r.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
Processes
C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe
"C:\Users\Admin\AppData\Local\Temp\e4845dcb52a3c7f7a8d483d73ff03510N.exe"
C:\Users\Admin\AppData\Local\Temp\serve2r.exe
"C:\Users\Admin\AppData\Local\Temp\serve2r.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\serve2r.exe" "serve2r.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp | |
| N/A | 127.0.0.1:5552 | tcp |
Files
memory/1964-0-0x0000000074B41000-0x0000000074B42000-memory.dmp
memory/1964-1-0x0000000074B40000-0x00000000750EB000-memory.dmp
memory/1964-2-0x0000000074B40000-0x00000000750EB000-memory.dmp
\Users\Admin\AppData\Local\Temp\serve2r.exe
| MD5 | e4845dcb52a3c7f7a8d483d73ff03510 |
| SHA1 | 0aa86ab7e571598dc2498ab1136ade10788b05c1 |
| SHA256 | dcabd39d5ccdeb0d94dc2072903f270aa5d68dacc3d4149a9d8e6b90e8396e55 |
| SHA512 | 2737fe0cc58357bcf408ea3de1b54286a46d56666114a30772e574d2711090495d7f29fc6e3587d4102328a6d73cb68fd20c4667e5f06708f5f9fca282cdb9d2 |
memory/2304-10-0x0000000074B40000-0x00000000750EB000-memory.dmp
memory/2304-12-0x0000000074B40000-0x00000000750EB000-memory.dmp
memory/1964-11-0x0000000074B40000-0x00000000750EB000-memory.dmp
memory/2304-13-0x0000000074B40000-0x00000000750EB000-memory.dmp
memory/2304-14-0x0000000074B40000-0x00000000750EB000-memory.dmp