In the past few weeks we’ve noticed a problematic pattern developing: the increasing use of exploit kits in malvertising. In particular, zero-day exploits (usually seen first in targeted attacks) are now being deployed in malicious ads right away, instead of first being used in targeted attacks against enterprises or other large organizations.
read more here........http://blog.trendmicro.com/trendlabs-security-intelligence/exploit-kits-and-malvertising-a-troublesome-combination/
read more here........http://blog.trendmicro.com/trendlabs-security-intelligence/exploit-kits-and-malvertising-a-troublesome-combination/