"WhatsAppSupport You have Deferred Mail" emails like the one below are fakes and maybe malicious. Cyber-criminals are sending out fake email messages, which appear as if they were sent by WhatsApp with malicious or spam links. The malicious links will take the recipients, who have clicked on the links, to phishing websites, created by cyber-criminals to steal their personal and financial information, while the spam links will take them to untrustworthy websites where they will be asked to purchase fake or inferior products. The recipients may also be taken to malicious websites, where they will be tricked into downloading and installing malicious software like viruses, Trojan horse, and spyware, disguised as legitimate software.
Remember, never click on a link to sign into your online accounts. Always go directly to your online accounts' website and sign-in from there.
The Fake and Malicious Email Messages
From: "WhatsAppSupport" <email@example.com>
Date: Jan 13, 2018 1:41 PM
Subject: Attention You have deferred mail
You have deferred mail.
© WhatsApp Support.
Recipients of the fake and malicious email messages are asked to delete them and should never attempt to click on the links within them. Recipients of the same email messages who have clicked on the links within them, should scan their computers with the antivirus software installed them.