Since scare tactics seem to be at the very least see post start thinking about the issue, or what compels some people to take fix wordpress malware removal a bit more seriously, allow me to shoot a couple of scare tactics your way.
You can look. It is easy to restore your website with the use of your backup files and change everything that has to be changed, if hackers abruptly hack your site.
For me it's a WordPress plugin. They're drop dead easy to set up, have all the features you need for a task like this, and are relatively cheap, especially when compared to having to employ someone to get this done for you.
You can make a firewall that blocks hackers. From coming into your files, the firewall prevents the hacker. You also have to have version of Apache. Upgrade your PHP as well. It is important that your system is always full of upgrades.
Change your password, often, or at least admin username and your WordPress password and navigate here collect and use other good WordPress security tips to keep hackers out!