https://www.bleepingcomputer.com/news/security/emotet-malware-restarts-spam-attacks-after-holiday-break/

After almost a three-week holiday vacation, the Emotet trojan is back and targeting the over eighty countries with malicious spam campaigns. 

When Emotet sends spam campaigns the threat actors utilize various email templates that pretend to be invoices, reports, voice mails, holiday party invites, or even invites to a Greta Thunberg climate change demonstration.