They are pretty easy to catch out and if the service communicates with your bank
Bank secrecy laws should prevent that.
I mean, isn't it usual that KYC is always associated with any money transactions much especially to fiat transactions involving banks?
Legacy banking institutions are usually laxer on KYC compared with some cryptocurrency services.
Of course, it makes absolutely zero sense to try to pass fake info or dox if you want to send or withdraw fiat money to your bank account registered in your name.