Troj/MacSwp-B is a standard piece of scareware, only notable because it is one of the few examples that has been written for Mac OS X. The author has made a little effort with the presentation, to ensure that it looks slick enough to fit in with other Apple Macintosh applications. But they would do better to have someone check their spelling:
The word "iMunizator" is questionable, but "binnaries" is indubitably wrong. This is the sort of mistake commonly made by phishers - and just like in phishing emails, it provides a big warning to the user that something is not right. Any threat detection tool that requests users to pay a subscription should have a thorough enough quality control procedure to weed out simple errors like this one.