I don’t think so, but since you have Cloudflare you can also configure Logflare to monitor bad behaviors on your website (and only your website as it can’t monitor external things) with this amazing guide:
Anyway, if you suspected the folder removal to be caused by someone you shared the password to (or you leaked it somewhere), you did the right thing changing it. Just make sure you don’t share it with people you don’t know or don’t trust and, if they’re trying to let you share it again, just block them.