Analysis Overview
SHA256
57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188
Threat Level: Known bad
The file 57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N was found to be: Known bad.
Malicious Activity Summary
Njrat family
njRAT/Bladabindi
Modifies Windows Firewall
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-04 17:36
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-04 17:36
Reported
2024-10-04 17:38
Platform
win7-20240708-en
Max time kernel
149s
Max time network
140s
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\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\456e48741b8e33d90b3e21f5b318e2a9 = "\"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\456e48741b8e33d90b3e21f5b318e2a9 = "\"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\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.exe
"C:\Users\Admin\AppData\Local\Temp\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.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 | 192.168.1.107:5555 | tcp | |
| N/A | 192.168.1.107:5555 | tcp | |
| N/A | 192.168.1.107:5555 | tcp | |
| N/A | 192.168.1.107:5555 | tcp | |
| N/A | 192.168.1.107:5555 | tcp | |
| N/A | 192.168.1.107:5555 | tcp |
Files
memory/2916-0-0x0000000074BC1000-0x0000000074BC2000-memory.dmp
memory/2916-1-0x0000000074BC0000-0x000000007516B000-memory.dmp
memory/2916-2-0x0000000074BC0000-0x000000007516B000-memory.dmp
\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 154ea8b5bfc539b9ed57cad3bce821e0 |
| SHA1 | f064f35081e04ae292f455df1abcc0c1ae319e2a |
| SHA256 | 57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188 |
| SHA512 | e1ff4201c8e0c3774f0dabd911738dcf23fda886a0f30d256babbccf234e4172c5636aad7404897ecfd33358ebe301e9d83db20da8ed5082f9dfc06b02430046 |
memory/2704-12-0x0000000074BC0000-0x000000007516B000-memory.dmp
memory/2916-10-0x0000000074BC0000-0x000000007516B000-memory.dmp
memory/2704-11-0x0000000074BC0000-0x000000007516B000-memory.dmp
memory/2704-13-0x0000000074BC0000-0x000000007516B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-04 17:36
Reported
2024-10-04 17:38
Platform
win10v2004-20240802-en
Max time kernel
150s
Max time network
148s
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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\456e48741b8e33d90b3e21f5b318e2a9 = "\"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\456e48741b8e33d90b3e21f5b318e2a9 = "\"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\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.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 376 wrote to memory of 4308 | N/A | C:\Users\Admin\AppData\Local\Temp\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 376 wrote to memory of 4308 | N/A | C:\Users\Admin\AppData\Local\Temp\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 376 wrote to memory of 4308 | N/A | C:\Users\Admin\AppData\Local\Temp\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.exe | C:\Users\Admin\AppData\Local\Temp\server.exe |
| PID 4308 wrote to memory of 5024 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4308 wrote to memory of 5024 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4308 wrote to memory of 5024 | N/A | C:\Users\Admin\AppData\Local\Temp\server.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.exe
"C:\Users\Admin\AppData\Local\Temp\57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188N.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3908,i,8231329449558834090,4540802069600791165,262144 --variations-seed-version --mojo-platform-channel-handle=4128 /prefetch:8
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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| N/A | 192.168.1.107:5555 | tcp | |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| N/A | 192.168.1.107:5555 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| N/A | 192.168.1.107:5555 | tcp | |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| N/A | 192.168.1.107:5555 | tcp | |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| N/A | 192.168.1.107:5555 | tcp | |
| US | 8.8.8.8:53 | 24.173.189.20.in-addr.arpa | udp |
| N/A | 192.168.1.107:5555 | tcp |
Files
memory/376-0-0x00000000750F2000-0x00000000750F3000-memory.dmp
memory/376-1-0x00000000750F0000-0x00000000756A1000-memory.dmp
memory/376-2-0x00000000750F0000-0x00000000756A1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 154ea8b5bfc539b9ed57cad3bce821e0 |
| SHA1 | f064f35081e04ae292f455df1abcc0c1ae319e2a |
| SHA256 | 57cb3fc0247614f7c4ba1097892eab4b6925a49a8f37ffe9c2054c485bc5c188 |
| SHA512 | e1ff4201c8e0c3774f0dabd911738dcf23fda886a0f30d256babbccf234e4172c5636aad7404897ecfd33358ebe301e9d83db20da8ed5082f9dfc06b02430046 |
memory/4308-12-0x00000000750F0000-0x00000000756A1000-memory.dmp
memory/376-13-0x00000000750F0000-0x00000000756A1000-memory.dmp
memory/4308-14-0x00000000750F0000-0x00000000756A1000-memory.dmp
memory/4308-15-0x00000000750F0000-0x00000000756A1000-memory.dmp