8g.DLL is a Trojan Backdoor.Graybird.O. 8g.DLL monitors user Internet activity and private information. It sends stolen data to a hacker site. Related files: %ProgramFiles%\Server\Server.exe %System%\8g.DLL More info: http://securityresponse.symantec.com/avc... Removal: Remove 8g.DLL from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.