If you want to know how to clean up your profile and computer in some cases, after you’ve interacted with a scam that may have caused you to install rogue apps on your profile or malicious browser plugins, please read on.
Follow these steps, (In Order), to clean things up…
First: Start by checking what Facebook apps you have installed and remove any suspicious ones. Then check for and remove any suspicious browser plugins. You should also update your Anti-Virus Software and RUN A FULL SCAN with it to make sure you didn’t get any viruses on your computer from the spam.
How do I remove or delete an app from my account?
Removing any possible bogus browser Plugins..
Uninstall extensions (Chrome)
Uninstalling add-ons (FireFox)
Second: You should change your Facebook Password just in case.
How do I reset my password?
Third: Finally you should Delete the wall messages and or report the messages as spam.
Here is how to remove a post from your Timeline or Feed:
How do I delete something posted on my timeline?
How do I remove a link that I posted?
The link below shows you how to Report Abuse On Facebook. It covers reporting a post as spam.
How do I report abuse to Facebook?