Uh-oh, if you play till the end you see what looks like the AT-AT Dog;

Unfortunately, it's not

Bones Mello, the AT-AT Dog
Yea, so there is an Italian Greyhound at the end of this add who looks a lot like me, and is wearing a suit a lot like mine. Today [Jan 18] is the first I have heard of this...... Hmmmm....
Bad Volks, no biscuit!Did Volkswagen’s New Star Wars Super Bowl Ad Ripoff This Adorable Dog?
"Essentially, the idea and the origination came from Lucas Films," says Proffit, who added that Volkswagen worked with Lucas Films on the concept.
If we give Lucas Films — the folks behind Star Wars — the benefit of the doubt that this type of dog makes the most sense for an AT-AT, well maybe they — despite him being an internet sensation — just hadn't heard of Bones?
Oh, wait, no, here's a post about Bones on the official Star Wars blog, run by none other than Lucas Films.