US-CERT wrote:US-CERT reminds users to remain vigilant when browsing or shopping online this holiday season. Ecards from unknown senders may contain malicious links. Fake advertisements or shipping notifications may deliver infected attachments. Spoofed email messages and fraudulent posts on social networking sites may request support for phony causes.
Read more on this bulletin here.
If you believe you are infected or do become infected this holiday season, please reply here for further instructions on disinfection.