ocgrep.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 ocgrep.dll in the system, so it works as an independent component, for example, as a harmful web browser plugin or hidden system service.
The ocgrep.dll file is installed and used by
Agent BN.
You have to delete the ocgrep.dll file immediately after you have found it. The parasite will continue to violate your privacy and harm your computer unless ocgrep.dll and all related objects will not be completely removed from the system. If you have difficulties erasing the file consider using an anti-spyware program.
In some cases a presence of ocgrep.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 ocgrep.dll file using you regular spyware remover or antivirus program.