Download this tool it will help you to detect for those who are using MAPHACKS it is very useful .
This PROGRAM detects fogclicks from players this would determine if the player is using MapHack or not sometimes it got delay if the hero clicks another unit that is visible in map and directly goes to fog.
It must be a suspicious like fogclicking a hero in opponents base or in neutral camps.
When a map hacker click you on a fog, a red circle around your character appears indicating so
meone is MAP hacking.
Put it in your warcraft folder
then it's set
it will now detect if there are any fogclicks.
Happy Gaming ~