The Social-Engineer Toolkit (SET) is specifically designed to perform advanced attacks against the human element.Less theory lets focus on attack.
Open Your Backtrack terminal and Type cd /pentest/exploits/set
Now Open Social Engineering Toolkit (SET) ./set
You will see something like this.
Now we have to choose Option
And There You hav powned the victim pc.
Now you can do what ever you wish to do using some commands (like screen grabbing,webcam run etc)
I hope YOu must have enjoyed this tutorial if you wants more such tutorial do comments :) thank you