This article (posted on internetnews.com) discusses the breach of CheckFree bill paying service last week.
The security breach of the CheckFree online bill paying website was conducted with a blended attack, using a variety of techniques including phishing, pharming and drive-by malware downloads. Visitors to the CheckFree website were redirected to a server located in the Ukraine that downloaded software onto their computers. However, it has not yet been determined what the software does if downloaded.
The full article can be found at internetnews.com: Several Attacks Behind CheckFree Data Breach.