For example, if a person expects to make money at a gambling casino, it would be faith. In fact, the more insanely the person expects to win, the better the definitions fit. Notice what Christ applied the word faith to. So the difference between the faith of evil persons and the faith which Christ described is in whether it is applied to isolated instances of destructivity or all of the complex demands of creating and sustaining life. To function constructively, a person has to expect some good to come out of it, which is faith.
Corrupted persons assume that sin pays and morality is stupid.
To make sin pay, they have to fight a perpetual war against enemies, but they assume the war is winnable. They assume morality is stupid because it creates vulnerability which other persons will take advantage of. That's knowing a lot, which is why faith is a summary of religion. Here's a brief summary of why morality pays and sin does not. Constructive effort is needed to create anything.