According to F-Secure, there is a new BBB trojan attacks that are going around and they provided an example on their weblog.

The email shows various data including Business Name and Contact name and they are real business and individual names which makes the email credible.

A link is included in the email and once a user clicks on it, it will open up a web browser and loads a site which tells the user that an ActiveX Control is required to view the page. If the user fall for this trick, then the site will install a backdoor on the user’s computer.

Source: F-Secure