Analysis Overview
SHA256
c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4
Threat Level: Known bad
The file c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Adds Run key to start application
System Location Discovery: System Language Discovery
Event Triggered Execution: Netsh Helper DLL
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-28 17:13
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-28 17:13
Reported
2024-09-28 17:15
Platform
win7-20240903-en
Max time kernel
119s
Max time network
16s
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\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\33f9e1d6fefce618b71a50ca08e3da67 = "\"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\33f9e1d6fefce618b71a50ca08e3da67 = "\"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\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.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
Processes
C:\Users\Admin\AppData\Local\Temp\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.exe
"C:\Users\Admin\AppData\Local\Temp\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.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 | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp |
Files
memory/2104-0-0x0000000074541000-0x0000000074542000-memory.dmp
memory/2104-1-0x0000000074540000-0x0000000074AEB000-memory.dmp
memory/2104-2-0x0000000074540000-0x0000000074AEB000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 877b6a6f72faa6b0116aca386eda31c0 |
| SHA1 | 7662c9661b815724aa24524dad25cd830c6a3f46 |
| SHA256 | c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4 |
| SHA512 | 57665b6d27d6ec0f37f54c0a1035d8b2b43bb5b96bcb362f5cfc5381c001a35bdc5f613d004b15ad23148758dc9bff1da93114b1f210694ab930a32c0f476435 |
memory/3044-10-0x0000000074540000-0x0000000074AEB000-memory.dmp
memory/2104-11-0x0000000074540000-0x0000000074AEB000-memory.dmp
memory/3044-12-0x0000000074540000-0x0000000074AEB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-28 17:13
Reported
2024-09-28 17:15
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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\33f9e1d6fefce618b71a50ca08e3da67 = "\"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\33f9e1d6fefce618b71a50ca08e3da67 = "\"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\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\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2320 wrote to memory of 4296 | N/A | C:\Users\Admin\AppData\Local\Temp\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 2320 wrote to memory of 4296 | N/A | C:\Users\Admin\AppData\Local\Temp\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 2320 wrote to memory of 4296 | N/A | C:\Users\Admin\AppData\Local\Temp\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 4296 wrote to memory of 344 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4296 wrote to memory of 344 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4296 wrote to memory of 344 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.exe
"C:\Users\Admin\AppData\Local\Temp\c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4N.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 | 97.17.167.52.in-addr.arpa | udp |
| 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 | 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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:1978 | tcp | |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp | |
| N/A | 127.0.0.1:1978 | tcp |
Files
memory/2320-0-0x0000000074A52000-0x0000000074A53000-memory.dmp
memory/2320-1-0x0000000074A50000-0x0000000075001000-memory.dmp
memory/2320-2-0x0000000074A50000-0x0000000075001000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 877b6a6f72faa6b0116aca386eda31c0 |
| SHA1 | 7662c9661b815724aa24524dad25cd830c6a3f46 |
| SHA256 | c23e5c3cd0787708772eeb611bcf95e0fcabeacc1a276e2fdf4a95ced33a7de4 |
| SHA512 | 57665b6d27d6ec0f37f54c0a1035d8b2b43bb5b96bcb362f5cfc5381c001a35bdc5f613d004b15ad23148758dc9bff1da93114b1f210694ab930a32c0f476435 |
memory/4296-12-0x0000000074A50000-0x0000000075001000-memory.dmp
memory/2320-13-0x0000000074A50000-0x0000000075001000-memory.dmp
memory/4296-14-0x0000000074A50000-0x0000000075001000-memory.dmp
memory/4296-15-0x0000000074A50000-0x0000000075001000-memory.dmp