Smart Defender PRO.dll is a library file that contains malicious code, which implements main parasite functions. This file usually needs to be loaded by executables or other pest files. However, some threats inject Smart Defender PRO.dll in the system, so it works as an independent component, for example, as a harmful web browser plugin or hidden system service.
The Smart Defender PRO.dll file is installed and used by Smart Defender Pro.
In most cases Smart Defender PRO.dll is responsible for all the harmful actions the pest takes. Removing this file will immediately terminate the parasite or partially disable it. That is why the Smart Defender PRO.dll file must be manually deleted. If you cannot erase it, consider using recommended spyware removers, which will get rid of Smart Defender PRO.dll and associated parasites for you.
In some cases a presence of Smart Defender PRO.dll does not mean that your system is infected. The file may actually belong to some fully legitimate applications and therefore must stay intact. If you are in doubt, please scan the Smart Defender PRO.dll file using you regular spyware remover or antivirus program.
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