BrowserSpy.dll is a Spyware.BrowserSpy. BrowserSpy.dll is an Internet Explorer spy utility. BrowserSpy.dll monitors user Internet activity. Related files: %ProgramFiles%\ChironexSoftware\BrowserSpy\BrowserSpy.dll %ProgramFiles%\ChironexSoftware\BrowserSpy\SciLexer.dll Adds the value: "SciLexer"="%ProgramFiles%\ChironexSoftware\BrowserSpy\SciLexer.dll" to the Windows startup registry keys. More info: http://securityresponse.symantec.com/avc... Removal: Remove BrowserSpy.dll from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.