See this article at the Internet Storm Center: http://isc.sans.org/diary.html?storyid=3012
Pump and dump scams now in PDF Published: 2007-06-20, Last Updated: 2007-06-20 21:33:39 UTC by Maarten Van Horenbeeck (Version: 1) Apparently the groups behind what we know as pump and dump spam have found a new way to bypass spam filters. As of yesterday, we've been observing e-mails with bogus text, often in german, each with a PDF in attachment... Andrew. ############################################################# This message is sent to you because you are subscribed to the mailing list <sniffer@sortmonster.com>. To unsubscribe, E-mail to: <[EMAIL PROTECTED]> To switch to the DIGEST mode, E-mail to <[EMAIL PROTECTED]> To switch to the INDEX mode, E-mail to <[EMAIL PROTECTED]> Send administrative queries to <[EMAIL PROTECTED]>