Just posting the link to a similar user who sent me a friend request earlier, if it's helpful for the mods:
https://mangadex.org/user/415335/madaitsuka
Perhaps the bots aim is the website in their profiles? Perhaps a vetting prerequisite for group application is required. Like for one to put a website on their profile, the person has to have their website vetted. Dangerous so I'd say this is the last option.