Step 1 :Don't Click It Or Hide Or Report as spam because it share automatically
Step 2 : Remove suspicious applications from your account.
To view the applications which you have authorized, you can click here to go to applications page . You can click the X (see the red mark in below picture) button to remove the application.
Step 3 : Change your password.
If you are a victim of phishing, there is a chance that your password is compromised. So change your password.
To change your facebook password, go to your facebook account settings page and select Password Change.
Step 4 : Scan your computer with an antivirus software.
Great bro.....
nice tip