Malware dubbed Nigelthorn is spreading through socially engineered links on Facebook and infecting victims’ systems with malicious browser extensions that steal their social media credentials, install cryptocurrency miners, and engage them in click fraud. The new malware majorly focuses on stealing credentials for victims’ Facebook and Instagram accounts and collecting details from their Facebook accounts. The malware is also persistent as to prevent users from removing the malicious extensions, it automatically closes the malicious extension tab each time the user opens it prevents removal. If you have installed any of the above-listed extensions, you are advised to uninstall it and change passwords for your Facebook, Instagram and as well as for other accounts where you are using the same credentials.
Source: https://thehackernews.com/2018/05/chrome-facebook-malware.html