Thirty minutes later, the threat was neutralized. Elias exported the memory dump for the forensics team. The "Unknown Process" was gone, but the mystery remained: how did they get the plugin in there to begin with?
Opennet is not a single product but a family of software components, most notably associated with:
Endpoint Detection and Response (EDR) agents or Security Information and Event Management (SIEM) systems flag a process as "unknown" under several conditions: Opennet Plugin Loaded Into An Unknown Process
In this context, the "OpenNet plugin" is likely a component used by game modifications or cracks to handle networking (such as LAN or offline multiplayer). The "Unknown Process" part of the message typically means the plugin was injected into a system process (like explorer.exe ) or the game itself in a way that the operating system doesn't recognize as standard.
The process memory has been hollowed out and replaced with malicious code (Process Hollowing). Why This Alert is High Risk Thirty minutes later, the threat was neutralized
Are you seeing this error on a or within a corporate environment ?
Click , then hit OK . Repeat this exact sequence for the main game launcher file. 3. Add Antivirus and Windows Defender Exclusions Opennet is not a single product but a
Locate where the unknown process executed from. Inspect the file properties for digital signatures, metadata, and creation timestamps.
The error is a known crash or fatal error specifically associated with Call of Duty: Black Ops II (BO2)