Devil worshippers maybe

Some of their messages are rot13

    echo -en "Turl ner jngpuvat" | rot13
    Ghey are watching

Their post titles are doubly encrypted hexa decimals. And the titles are

* BEWARE * DANGER DANGER * MESSAGE ONE * IT BEGINS

Now it looks like some account created to earn karma

Haha. Looks like it. I didn't reverse search the image