how to remove passwordviewer.exe from my task manager..??plz help me

i am a user of avast antivirus…the avast can detect it but cannto delete it form my system.i search the virsu from my computer and cannot locate it…please help me…or send me an email on how to remove it…thank you in advance…

Try the following
Avast boot time scan http://www.digitalred.com/avast-boot-time.php

MalwareBytes Antimalware ( free ) http://www.malwarebytes.org/mbam.php

SuperAntispyware ( free ) http://www.superantispyware.com/

And HijackThis. Choose ‘scan and save a logfile’.Copy/paste the results from the notepad log that is shown

http://filehippo.com/download_hijackthis/

Also post the logs/ results of any other findings

Deletion is not good. First, don’t delete, do no harm. Always send the file to the virus chest for further investigation.