You are advised to remain cautious in 2017 about fake emails that claim to be from reputable businesses. These emails are used to deliver viruses, ransomware and other malware. Researchers recently warned people to be aware of fake emails claiming to be from Citibank and Qantas that aim to capture information such as passwords, contact information and bank account details.
Source: Beware of fake Qantas and Citibank emails | Stay Smart Online