Name of the guy is K.a.d.m.u.s I was in the factory tower, and he came from behind killed me , my friend killed him , when my friend was looting him, he came back again (idk how and in secs) with all the same weps and killed him.We started saying in the chat there was a hacker and he just get out the server. GMT-3 (here was 2:20 am) iam from Brazil so sorry if i have something wrong.