One of the first things i got taught about the internet and installations: Look carefully what you are about to do.
Tell this your friends, and they have a harmless chance to learn it while installing a security product
There are a lot of reputated programs that give you the choice of installing unexpected things with them. I dont like it. But as i know it, i am reading the windows, and making the decision i want to make.
If you call this scam, you relativate real scams, crimes. In real scams, you dont have an informed choice.
Btw, make sure that you dont have a "mc affee" product on your computer, which you might have gotten by installing flash player on the page