Cloning, as it applies to fix wordpress malware virus, is the act of creating an exact replica Click This Link of your WordPress install. What is great is that you can do it in only a couple clicks. There are a lot of reasons. Here are only a few.
You can look. If hackers abruptly hack your website, it is easy to restore your website with the use of your files and change.
Keep control of your assets that are online - Nothing is worse than having your livelihood in the hands of someone else. Why take chances with something as important as your site?
Now we're getting into matters specific to WordPress. You have to rename it to config.php and alter the file config-sample.php, when you install WordPress. You need to set up the database facts there.
Just make sure you decide on a plugin that is current with the version and release of WordPress, and that you may schedule, restore and clone.