This is Kaspersky Lab’s annual threat analysis report covering the major issues faced by corporate and individual users alike as a result of malware, potentially harmful programs, crimeware, spam, phishing and other different types of hacker activity.
The report has been prepared by the Global Research & Analysis Team (GReAT) in conjunction with Kaspersky Lab’s Content & Cloud Technology Research and Anti-Malware Research divisions.
Read more, a MUST:
http://www.securelist.com/en/analysis/204792254/Kaspersky_Security_Bulletin_2012_Malware_Evolution