Lostboy.exe
a mysterious video game that originated from 4chan around 2012. The game is said to be a maze filled with satanic imagery and that's it. The thing that makes it special is that LostBoy.exe allegedly a Rat ( Virus ) aka a remote access trojan that would collect critical information from the user who played it (ranging from face pictures to bank account information)
gotta feel bad for the souls around 2012 who downloaded the lostboy.exe on their computer without knowing the grave consequences