MessageLabs Intelligence Report: March 2011

MessageLabs has published their Intelligence report that sums up the latest threat trends for March 2011.

Report highlights:
- Spam – 79.3% in March (a decrease of 2.0 percentage points since February 2011)
- Viruses – One in 208.9 emails in March contained malware (an increase of 0.13 percentage points since February 2011)
- Phishing – One in 252.5 emails comprised a phishing attack (a decrease of 0.07 percentage points since February 2011)
- Malicious websites – 2,973 web sites blocked per day (a decrease of 27.5% since February 2011)
- 37.0% of all malicious domains blocked were new in March (a decrease of 1.9 percentage points since February 2011)
- 24.5% of all web-based malware blocked was new in March (an increase of 4.2 percentage points since February 2011)
- Global spam volumes drop by one third, as Rustock botnet is dismantled
- First review of spam-sending botnets in 2011 identified Bagle as most active botnet as Rustock fell silent


The report can be viewed here.