Analysis Overview
SHA256
392217f642abdb1bb13be435af97db594e32fad2b54beeee0f660dd2bcf1e866
Threat Level: Known bad
The file 2dd58cce95b7d839068b45a2263db800N.exe 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
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
2024-08-31 08:57
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-31 08:57
Reported
2024-08-31 08:59
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\2dd58cce95b7d839068b45a2263db800N.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 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 |
| Key queried | \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:\Windows\SysWOW64\netsh.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\server.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.exe
"C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.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/2252-0-0x0000000074081000-0x0000000074082000-memory.dmp
memory/2252-1-0x0000000074080000-0x000000007462B000-memory.dmp
memory/2252-2-0x0000000074080000-0x000000007462B000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 2dd58cce95b7d839068b45a2263db800 |
| SHA1 | 699e94b0982dadf77b5594e29e6eb7f8a51ef637 |
| SHA256 | 392217f642abdb1bb13be435af97db594e32fad2b54beeee0f660dd2bcf1e866 |
| SHA512 | 64c88c3bca10e207cb499e12e2c111dbb10527af800196e12c31f636c7dd9cc529fac28e09ff1b4b7165bc87d3d33a21ced436af47406ac5fc3434ddbf89225f |
memory/2544-10-0x0000000074080000-0x000000007462B000-memory.dmp
memory/2252-11-0x0000000074080000-0x000000007462B000-memory.dmp
memory/2544-12-0x0000000074080000-0x000000007462B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-31 08:57
Reported
2024-08-31 08:59
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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.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-1-5-21-2718105630-359604950-2820636825-1000\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\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\2dd58cce95b7d839068b45a2263db800N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3684 wrote to memory of 3484 | N/A | C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3684 wrote to memory of 3484 | N/A | C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3684 wrote to memory of 3484 | N/A | C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 3484 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3484 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 3484 wrote to memory of 4724 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.exe
"C:\Users\Admin\AppData\Local\Temp\2dd58cce95b7d839068b45a2263db800N.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 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.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 | 73.144.22.2.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp | |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| N/A | 10.10.1.11:5552 | tcp |
Files
memory/3684-0-0x0000000075122000-0x0000000075123000-memory.dmp
memory/3684-1-0x0000000075120000-0x00000000756D1000-memory.dmp
memory/3684-2-0x0000000075120000-0x00000000756D1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 2dd58cce95b7d839068b45a2263db800 |
| SHA1 | 699e94b0982dadf77b5594e29e6eb7f8a51ef637 |
| SHA256 | 392217f642abdb1bb13be435af97db594e32fad2b54beeee0f660dd2bcf1e866 |
| SHA512 | 64c88c3bca10e207cb499e12e2c111dbb10527af800196e12c31f636c7dd9cc529fac28e09ff1b4b7165bc87d3d33a21ced436af47406ac5fc3434ddbf89225f |
memory/3684-12-0x0000000075120000-0x00000000756D1000-memory.dmp
memory/3484-13-0x0000000075120000-0x00000000756D1000-memory.dmp
memory/3484-14-0x0000000075120000-0x00000000756D1000-memory.dmp