WHAT HORROR MOVIE IS THIS?

ok if i remember correctly ( i could be wrong on some parts so if something in this matches, even if just 1 thing, plz give name of movie u think it could be. ) so anyways this movie was a horror movie. a good one i might add. the setting was in fact in woods. the trees though were thin. i am pretty sure this was a fact. also i think it was foggy. NO ITS NOT EVIL DEAD :P um...i am pretty sure i remember a red hand print. i dunno if it was on a tree or maybe alot of places or maybe in the one ( or more ) houses. also i think people or I AM PRETTY SURE a girl with ripped clothing was being chased by someone or something. um. i dunno any more. oh i watched it when i was young and i am 14 now so that may help. things that i am positive about. some house or building. i think a workplace type setting inside and buildin rectangle I THINK but i know there was a building.. i THINK it may be foggy. i KNOW there is thin trees that make a forest and you can barley see beond them AND I AM PRETTY SURE THERES A RED HAND PRINT SOMEWHERE OR ALOT OF PLACES but i could be wrong. PLEASE FOR GODS SAKE HELP ME!!! I NEEEEED TO KNOW THIS MOVIES NAME IT WAS AMAZING!