According to Fabio Assolini, Senior Security Researcher at Kaspersky Lab, attackers are increasingly using malicious Google Chrome extensions to compromise users.

Assolini specifically cites a one such example currently masquerading as a Facebook video. The malware, which is Turkish in origin and targeted at Italian users, hijacks users' Facebook accounts and web browsers. Assolini says they have also seen variants in Latin America
Read more at: Malicious Chrome extensions on the rise | ZDNet