I have had two WordPress blogs hacked into in the past. That was at a time when I was doing very little internet marketing, and until I found time to address the situation (months later), these sites were penalised in the search engines. They were not removed, but the rankings were reduced.
Via the use of a fix malware problems free backup plugin, the best way to ensure that your is in my view. This is a relatively inexpensive, easy and elegant to use way to be sure that your site is accessible to you.
There are ways to pull this off, and a lot of them involve re-establishing databases and more and FTPing files, pop over to this site exporting and copying. Some of these are very complicated, so it is important that you go for the one that is best. If you are not of the persuasion that is technical, then you may want to check into using a plugin for WordPress backups.
Keep your WordPress Setup to date - One of the simplest and most valuable tasks you can do yourself is to ensure that your WordPress installation is upgraded. WordPress provides you a notice in your dashboard, so there is really no reason not hop over to here to do this.
You can extend the plugin features with premium plugins such as: Amazon S3 plugin, Members only plugin, DropShop etc.. So I think you can use it and this plugin is a good option.
Just make sure that you may schedule, and you decide on a plugin that is up to date with release and the version of WordPress, restore and clone.