set a catch-all for users that not exists in database

[David Touzeau]

Dear

I would like to redirect messages that recipient are not listed in 
aliases to a single mailbox

have set

virtual_alias_maps=hash:/etc/postfix/virtual

use...@domain.tld use...@domain.tld
use...@domain.tld use...@domain.tld
use...@domain.tld use...@domain.tld
@domain.tld noexist...@domain.tld

is there is way to do this ?

Best regards