sinkope

I have files that make the user is not somebody could please do something?

on fisrt time sry for my english its so bad... i must be report a player in my server, he enter and kill everyone... i try baning but he does not apear on rcon ... its a invisible cheater for rcon and in-game admin. i find the user id from bf2s the nick is t_mato and the number of hes id 47059043 i dont know how he can make this , if is a cheat or if is a hacker... but he komes and kill wen he likes wat i can make?