Lvsrev.exe is a Trojan PWSteal.Flecsip.B. Lvsrev.exe monitors user Internet activity and private information. It sends stolen data to a hacker site. Related files: %System%\lvsrev.exe %System%\userid.dll %System%\apigrab.dll Adds the value: "msserv" = "%System%\lvsrev.exe" to the Windows startup registry keys. More info: http://securityresponse.symantec.com/avc... Removal: Kill lvsrev.exe process and remove lvsrev.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.