This category is for email worms that can infest a computer from the email client's preview pane, without the user opening or even downloading the attachment.
“It's an awfully insidious little b*st*rd. You clean it off of one segment of the network and...Nimda
“Tanatos also known as Bugbear is a worm that drops a backdoor/keystroke logger trojan that can...Tanatos
“Netsky is a worm notable for the fact that it has many variants and was very successful at...Netsky
“Badtrans is an email worm from 2001. Similar to the Nimda worm, Badtrans uses an exploit in...Badtrans