When setting up a new computer, it's fairly common to download and install iTunes, right? That's a common thing? But if a user types "itunes" into a Google search, THIS is what they see. (I've temporarily disabled my AdBlock to capture this screenshot.)

This is why my coworkers keep getting malware lately

At least three of my non-computer-savvy coworkers clicked on this exact Google ad this week, which sent them to this fun little site:

This is why my coworkers keep getting malware lately

All three of them clicked "Download Free", without reading the tiny disclaimer below:

Clicking download starts a download manager to manage the iTunes download. Additional software may be offered to you via opt-in or opt-out ads during the installation process.

This "additional software" was apparently a cornucopia of self-replicating malware: Registry cleaners, "virus scanners", in-browser pop-up ads, etc, etc.