Here is patch l2damage 1.1 where active anticheat is not yet uploaded. Only problem is that the login goes through but after selecting the server nothing happens, or there is a disconnect. Maybe someone will lean on this and do something to make it work with regular adrenaline.
https://gofile.io/d/ckBdeW
https://file.io/dbCPYBFKoUFJ
https://www.mediafire.com/file/jqh1ftaj51bqm1a/L2Damage_system_V1.1.rar/file