Bluetooth32.dll is a mass-mailing worm W32.Kalel.B@mm. Bluetooth32.dll opens a back door on TCP port 58641. Bluetooth32.dll spreads by e-mail and via open network shares. Bluetooth32.dll tries to terminate antiviral programs installed on a user computer. Bluetooth32.dll monitors user Internet activity and private information. It sends stolen data to a hacker site. Related files: %Windir%\system\smss.exe %Windir%\system\services.exe %Windir%\system\lsass.exe %Windir%\system\bluetooth32.dll %Windir%\system\bluetooth16.dll Adds the value: "Microsoft Authority Service" = "%Windir%\system\lsass.exe" "Microsoft Session Manager Subsystem" = "%Windir%\system\smss.exe" "Microsoft Service Controller" = "%Windir%\system\services.exe" to the Windows startup registry keys. More info: http://securityresponse.symantec.com/avc... Removal: Remove bluetooth32.dll from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.