Meccha Chameleon–a multiplayer prop-hunt game that’s been blowing up on Steam lately–seems to have hit its first real road bump since it launched in early June. As pointed out by a player who goes by Feint, some of the game’s player-made maps are basically just Trojan horses containing malware. One of Feint’s friends had mentioned briefly seeing a command prompt appear while they were downloading the map. Curious, Feint dug into the files and concluded that the map known as…