"Mac cleanup" false virus alarm
they've made a fake website that looks like Apple's and make people download their program by scaring people with a false virus alarm.
here's the url : http://e36d4b71ea5f4698f84d-7b93237fa05b95ff8f5e13d475f6d0cf.r43.cf1.rackcdn.com/dy/index2.html?osv=MacOS%2010.13%20High…
MacBook Pro