There isnt at the present time. If you are having issues with new members posting spam, maybe set them to moderation to begin with. However the best way to deal with this would generally be to ensure they cannot get to the site in the first place, by ensuring you have all spam prevention measures in place. We tend to find a lot of people dont
https://invisioncommunity.com/4guides/how-to-use-ips-community-suite/managing-members/spam-prevention-r9/