Migrated media wiki to the new server. Get 404 map reuest handler php55_via_cgif

I am migrating media wiki to server 2012 R2 on IIS8.5.

I have migrated mysql database and created the user to access the mediawiki site.

I get following error:

404.0 map request handler error for PHP55_via_FastCGI.

I am totally new to php, mysql and media wiki

Please help.