Justin suggestion is right way to do for your use case. Just to match your title to hide properties overlay [1] & remove [2]. Or default condition for /libs/wcm/core/content/siteadmin/actions/properties is [3] change it by removing all the conditions & add [4].
[1] /libs/wcm/core/content/siteadmin
[2] /apps/wcm/core/content/siteadmin/actions/properties
[3]
CQ.wcm.SiteAdmin.hasSingleListSelection
CQ.wcm.SiteAdmin.noFolder
CQ.wcm.SiteAdmin.noAsset
[4]
function() {return false;};