- The rate of home network infections decreased from 13 to 11 percent in Q4; 6 percent exhibited high-level threats, such as bots, rootkits and banking Trojans.
- The ZeroAccess botnet continued to be the most common malware threat, infecting 0.8 percent of broadband users.
- In mobile networks, 0.5 percent of devices exhibited high threat level malware, which increased by 67 percent from 0.3 in Q3.
- The number of Android malware samples was 5.5 times larger in Q4 than in Q3.
- 13 percent of home networks in North America were infected with malware in 2012 with 7 percent of broadband customers, infected with high-level threats.
- Botnets were responsible for four of the top five high-level threats on home networks in 2012, including ZeroAccess, TDSS, Alureon and Flashback.
- Almost 50 percent of infected home networks had a botnet issue in 2012.
The report also provides analysis on malware developments over the past three months, including ZeroAccess, TDSS, Alureon, AgentTK, the Zeus banking Trojan, and others. In addition, the report includes new information on the rise of mobile spyware as a BYOD threat.
The complete report is available here.