W32.Mimail.J@mm is a mass-mailing worm that attempts to steal personal information. This worm displays a series of forms that ask users to enter their credit card information. This information is saved and later emailed to several predetermined email addresses.
The email has the following characteristics:
From: Do_Not_Reply@paypal.com
Subject: IMPORTANT
Attachment: InfoUpdate.exe -or-
www.paypal.com.pif