Analysis
- user interaction
yes - max time kernel
83s - max time network
85s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260911-en - resource tags
- submitted
31/10/2026, 11:06
General
- Target Server_protected.exe
- Size 36KB
- Sample261031-m7fvjshb39
- SHA256 513da3369ecb387cc4752026a4d9e77ff8cbb6f51b868d3c6d6c16d140f22bd0
Malware Config
Extracted
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njrat
-
0.6.4
-
HacKed
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nsnosi-39204.portmap.host:39204
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ba4c12bee3027d94da5c81db2d196bfd
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reg_key
ba4c12bee3027d94da5c81db2d196bfd
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splitter
|'|'|
Signatures
- Family: njRAT/Bladabindi
Widely used RAT written in .NET.
- Modifies Windows Firewall 2 TTPs 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Creates a file in the Startup directory 1 TTPs 2 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
- Executes a file named after a Windows system binary 1 TTPs 3 IoCs
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
- Executes dropped EXE 2 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Enumerates video capture drivers 2 TTPs 1 IoCs
Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 18 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Server_protected.exe"C:\Users\Admin\AppData\Local\Temp\Server_protected.exe"1⤵
- Checks computer location settings
- Executes a file named after a Windows system binary
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Creates a file in the Startup directory
- Executes a file named after a Windows system binary
- Executes dropped EXE
- Adds Run key to start application
- Enumerates video capture drivers
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "svchost.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
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-
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C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe" ..1⤵
- Executes a file named after a Windows system binary
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Masquerading
1Match Legitimate Name or Location
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
svchost.exe
memory/460-7-0x0000000000400000-0x0000000000405000-memory.dmp
memory/460-2-0x00000000048F0000-0x0000000004900000-memory.dmp
memory/460-3-0x0000000004810000-0x00000000048AC000-memory.dmp
memory/460-4-0x0000000004900000-0x0000000004EA6000-memory.dmp
memory/460-1-0x0000000000670000-0x000000000067E000-memory.dmp
memory/460-0-0x00000000048F0000-0x0000000004900000-memory.dmp
memory/3528-12-0x0000000000400000-0x0000000000405000-memory.dmp
memory/4788-9-0x00000000057B0000-0x0000000005842000-memory.dmp
memory/4788-10-0x00000000058A0000-0x00000000058AA000-memory.dmp
memory/4788-13-0x0000000000400000-0x0000000000405000-memory.dmp
memory/4788-15-0x0000000005C00000-0x0000000005C66000-memory.dmp
memory/4788-17-0x0000000006130000-0x000000000613A000-memory.dmp