Virus Found in message "Compressed"

Norton AntiVirus found a virus in an attachment you (hugs-bugs ) sent to help@computer.org. To ensure the recipient(s) are able to use the files you sent, perform a virus scan on your computer, clean any infected files, then resend this attachment. Attachment: v2.3.5.pif Virus name: W32.Klez.H@mm Action taken: Clean failed : Quarantine succeeded : File status: Infected