Google has found more than 4,000 malware sites with more than 1,700 originating from China.
Of those, Google created a top 10 list that counts the number of compromised web sites that reference it. According to the Google Online Security blog, “All domains on the top-10 list are suspected to have compromised more than 10,000 web sites on the Internet. ”
Here’s the chart (click image to enlarge):
The biggies include Gumblar, which compromised about 60,000 sites. According to Google, Martuz peaked at slightly over 35,000 sites. Beladen.net was also reported to be part of a mass compromise,” but made it only to position 124 on the list with about 3,500 compromised sites.”