Analysis Overview
SHA256
9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6
Threat Level: Known bad
The file 9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Njrat family
Modifies Windows Firewall
Checks computer location settings
Drops startup file
Executes dropped EXE
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 AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-27 19:51
Signatures
Njrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-27 19:51
Reported
2024-09-27 19:54
Platform
win7-20240903-en
Max time kernel
150s
Max time network
128s
Command Line
Signatures
njRAT/Bladabindi
Modifies Windows Firewall
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\netsh.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\51946497299e63d72ceca3fcaf1e5119.exe | C:\Users\Admin\AppData\Roaming\steamupdate.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\51946497299e63d72ceca3fcaf1e5119.exe | C:\Users\Admin\AppData\Roaming\steamupdate.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\steamupdate.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\51946497299e63d72ceca3fcaf1e5119 = "\"C:\\Users\\Admin\\AppData\\Roaming\\steamupdate.exe\" .." | C:\Users\Admin\AppData\Roaming\steamupdate.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\51946497299e63d72ceca3fcaf1e5119 = "\"C:\\Users\\Admin\\AppData\\Roaming\\steamupdate.exe\" .." | C:\Users\Admin\AppData\Roaming\steamupdate.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\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\steamupdate.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\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe
"C:\Users\Admin\AppData\Local\Temp\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe"
C:\Users\Admin\AppData\Roaming\steamupdate.exe
"C:\Users\Admin\AppData\Roaming\steamupdate.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\steamupdate.exe" "steamupdate.exe" ENABLE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | updatesystemtool.ddns.net | udp |
Files
memory/1856-0-0x0000000074B11000-0x0000000074B12000-memory.dmp
memory/1856-1-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/1856-2-0x0000000074B10000-0x00000000750BB000-memory.dmp
\Users\Admin\AppData\Roaming\steamupdate.exe
| MD5 | a5cc399e162877d4a86f9a61f9a1ce7a |
| SHA1 | 189d22434fc15561d782c365f35f35f873679ab1 |
| SHA256 | 9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6 |
| SHA512 | 6b16aaaf6ff48656ade3ea177478af912aaade5e0e72957181b6d4bf6870d13489f3d1b86b53977efde8955972c8e69fd58cada0f7d97eb756e8fd7f91f4dfea |
memory/2468-10-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/2468-12-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/1856-11-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/2468-14-0x0000000074B10000-0x00000000750BB000-memory.dmp
memory/2468-15-0x0000000074B10000-0x00000000750BB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-27 19:51
Reported
2024-09-27 19:54
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
154s
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\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\51946497299e63d72ceca3fcaf1e5119.exe | C:\Users\Admin\AppData\Roaming\steamupdate.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\51946497299e63d72ceca3fcaf1e5119.exe | C:\Users\Admin\AppData\Roaming\steamupdate.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\steamupdate.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\51946497299e63d72ceca3fcaf1e5119 = "\"C:\\Users\\Admin\\AppData\\Roaming\\steamupdate.exe\" .." | C:\Users\Admin\AppData\Roaming\steamupdate.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\51946497299e63d72ceca3fcaf1e5119 = "\"C:\\Users\\Admin\\AppData\\Roaming\\steamupdate.exe\" .." | C:\Users\Admin\AppData\Roaming\steamupdate.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\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\steamupdate.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 1468 wrote to memory of 4988 | N/A | C:\Users\Admin\AppData\Local\Temp\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe | C:\Users\Admin\AppData\Roaming\steamupdate.exe |
| PID 1468 wrote to memory of 4988 | N/A | C:\Users\Admin\AppData\Local\Temp\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe | C:\Users\Admin\AppData\Roaming\steamupdate.exe |
| PID 1468 wrote to memory of 4988 | N/A | C:\Users\Admin\AppData\Local\Temp\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe | C:\Users\Admin\AppData\Roaming\steamupdate.exe |
| PID 4988 wrote to memory of 3380 | N/A | C:\Users\Admin\AppData\Roaming\steamupdate.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4988 wrote to memory of 3380 | N/A | C:\Users\Admin\AppData\Roaming\steamupdate.exe | C:\Windows\SysWOW64\netsh.exe |
| PID 4988 wrote to memory of 3380 | N/A | C:\Users\Admin\AppData\Roaming\steamupdate.exe | C:\Windows\SysWOW64\netsh.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe
"C:\Users\Admin\AppData\Local\Temp\9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6.exe"
C:\Users\Admin\AppData\Roaming\steamupdate.exe
"C:\Users\Admin\AppData\Roaming\steamupdate.exe"
C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\steamupdate.exe" "steamupdate.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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | updatesystemtool.ddns.net | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/1468-0-0x0000000075172000-0x0000000075173000-memory.dmp
memory/1468-1-0x0000000075170000-0x0000000075721000-memory.dmp
memory/1468-2-0x0000000075170000-0x0000000075721000-memory.dmp
C:\Users\Admin\AppData\Roaming\steamupdate.exe
| MD5 | a5cc399e162877d4a86f9a61f9a1ce7a |
| SHA1 | 189d22434fc15561d782c365f35f35f873679ab1 |
| SHA256 | 9fe0df51775c3935b1f385a5b924bd53218f0711378cbed62da01e96cae89fc6 |
| SHA512 | 6b16aaaf6ff48656ade3ea177478af912aaade5e0e72957181b6d4bf6870d13489f3d1b86b53977efde8955972c8e69fd58cada0f7d97eb756e8fd7f91f4dfea |
memory/1468-13-0x0000000075170000-0x0000000075721000-memory.dmp
memory/4988-14-0x0000000075170000-0x0000000075721000-memory.dmp
memory/4988-15-0x0000000075170000-0x0000000075721000-memory.dmp
memory/4988-12-0x0000000075170000-0x0000000075721000-memory.dmp
memory/4988-17-0x0000000075170000-0x0000000075721000-memory.dmp
memory/4988-18-0x0000000075170000-0x0000000075721000-memory.dmp