If someone, ie, a guy, is behaving in a creepy (us. sexually creepy) manner, he may be deemed a creeper/creepy Rasputin. The name is not complete without the hand motion, a three-fingered clawing type motion with the right hand. The creepy Rasputin is the fourth level of creepiness/awkwardness.
*drunk dude dances up too closely on a girl at a frat party*
*girl makes the Creepy Rasputin gesture, three-fingered clawing type motion*
*girl's posse swoops in to save her*