Dasient is quick to point out that in the case of attacks on ASP pages, correlation doesn't imply causation. But it does recommend increased attention to ASP based pages when configuring security systems such as Dasient's service and/or web application firewalls such as Breach WebDefend, Citrix Netscaler, and Imperva SecureSphere.
Dasient notes that malvertising campaigns have a tendency to start on weekends when IT staff are less likely to respond quickly to an outbreak.
Dasient reiterates the "big three" ways sites get hacked, as reported here previously:
Third-party Advertising - 42% of websites display external advertisements.
Third-party Applications - 91% of websites have some outdated web applications.