The creepiest folklore story

The oily man in Malay. He's a shaman or a supernatural being entirely covered in tar or black oil. He gains and increases his powers by abducting and raping virgins. While I studied in Malaysia, a few girls were raped on our campus and somehow Orang Minyak was blamed. The rumor spread like fire. One weekend there was literally an exodus of students all in panic because most of them firmly believed we were being attacked by Orang Minyak. Most of the International students were just in disbelief....