I’ve been getting weird emails over the past day or so. The
From: address is always different, there is no body text and there is an attachment called
From: address is sometimes recognizable, but seems to be spoofed.
Google only gave me 1 document for “your_document.pif” and that document states that this is a new virus called W32/Sobig.F-mm (link changed due to 404). Not much info about it yet, but it seems pretty widespread.
Update: Wow, google only had 1 document for the above search when I wrote this a few hours ago and now it has 391! Looks like this virus is just taking off. Fastest. Virus. Ever.