Did this thing expire (in which case, roughly 10% of all infected machines have misconfigured clocks, assuming the exp date was in UDT), or did something else happen? Just curious...

According to sarc.com: The worm de-activates on September 10, 2003. The last day on which the worm will spread is September 9, 2003. Disclaimer : My own 2 cents..any further tags auto generated... Learn more about Paymentech's payment processing services at www.paymentech.com THIS MESSAGE IS CONFIDENTIAL. This e-mail message and any attachments are proprietary and confidential information intended only for the use of the recipient(s) named above. If you are not the intended recipient, you may not print, distribute, or copy this message or any attachments. If you have received this communication in error, please notify the sender by return e-mail and delete this message and any attachments from your computer.