Friday, October 31, 2008 9:02 AM cmosby

Statements, reports, tracking numbers and tickets - F-Secure Weblog

Statements, reports, tracking numbers and tickets
Posted by Patrik @ 16:02 GMT | Comments


Over the last 48 hours we've seen a huge increase in ZIP'd malicious email attachments being spammed. The subjects have been:
Your Tracking #xxxxxxxx (where xxxxxxx is a random number)
New Ticket #xxxxx (where xxxxx is a random number)
Accounts Operations Report
Your Statement between 1/1/08 and 10/30/08

The ZIP file typically contains a file that looks like a document (.DOC) but it is really an EXE, there's just a lot of whitespaces between .DOC and .EXE.

Some of these ZIP files are protected by a password which makes it more likely to be allowed through an email server. The password is always in the email message so that a user can easily see it.

Using email attachments have made a comback in popularity amongst malware writers during the last few months. We detect this latest batch as variants of the Worm:W32/Autorun family.

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