With the DVD release of PROMETHEUS coming up, Warner Bros. is trying to garner some interest by releasing a new deleted scene from the movie. It shows the awoken Engineer talking some smack-like-gibberish and…That’s about it. If you want to watch it then click the embed.
If I could venture a guess at a translation, I assume that he said “Who do you think you are; flaunting your glorious blond locks. Asshat!”