Received this from our corporate IT:

----------------
If you receive an IM with a file named Christmas Card.exe this is a VIRUS.

If you open it, all of your IM contacts will receive this message as well.

Do not open the file and close the IM window.

If you open the file it will download to your desktop as up.exe. Delete this file straight away.

Please always be cautious before opening any attachments or clicking on any links received via IM.
-----------------

-----------------------------------------------------------------
A Proud Indian Canadian