DayZ I see you!

Here is the background of what happened. I was just North of Cherno and I saw a cow so I went to go kill it. After I collected the raw meat and walked away I heard the voice you heard in the video. A few seconds later, I then heard “I'm right behind you.“ Everyone on the server either typed “WTF“ or “That scared me“ within seconds after the second sound clip was played. The server admin and another guy (whom seemed like a friend) were laughing at our reactions. The friend told us that admins can play