Backoff: propagation and possible authorship

The Nuix Cyber Threat Analysis Team has recently discovered a piece of malware that is responsible for propagating the newly discovered Backoff point of sale (PoS) malware family. This post will describe the malware in detail, and infer potential authorship of Backoff based on details we found during analysis.

more here..........http://blog.nuix.com/2014/10/16/backoff-propagation-and-possible-authorship/