my facebook got malwared

[davin344]

any help or insight will be greatly appreciated

I got baited into getting malware on my fb account.

They posted things on my friends and groups walls without my consent.

I cant find this app on my app list but it can be seen on my activity log

I cant delete the comments and posts made by this malware

 

pics of the loading screen before i open my activity log on FB ()

and the log itself () attached 

 

this is the site where i was malwared

http://claim-riotpoints.blogspot.com/

 

<- pc newb, downloading bitdefender and avast at the moment

 

pls help, THX

[AdvancedSetup]

Hello and

 

I would suggest following the advice from the topic here Available Assistance for Possibly Infected Computers and having one of the Experts assist you with looking into your issue.
 

Thanks