how to remove a virus frm a motorokr e6 ?plz suggest?

[Nishant]

i have a motorokr e6 bought just months ago .everytime i open up my sd memory from phone , i can see a autorun.inf file in it which can not be deleted frm phone .
when i plug it into my pc. my avast antivirus cautions me but again can not delete it permanently, upon deletion it cautions me again n again.this autorun file does not appears wen plugged to pc.
i also tried boot time scan of the drive but still no use .

plz help me out
the exact malware name is
BV:AutoRun-G [Wrm]

its a worm
i have also formatted my phone but it does not seem to go away.

 

[sarang]

If you have a backup of the files on your phone on your computer, then you can try formatting the phone. Backup here is necessary, as formatting erases all data from the phone.