Hackers are placing sponsored search ads for Microsoft Teams that lead to malicious clones of the installer, infecting users’ machines with ransomware like Rhysida’s OysterLoader.

In fact, the Rhysida group is a famous ransomware operator. It works on a RaaS principle - developing and maintaining the encryptor, while its affiliates breach their targets’ networks and deploy the ...

Fake Teams site delivers Oyster malware via SEO poisoning and deceptive ads Spoofed page mimics Microsoft’s design, tricking users into downloading malware Best defense: type known URLs directly, ...

Microsoft Teams typically attracts business users, but in an ad unveiled Tuesday the company tries to appeal to all by imagining what it might be like to travel to the Tokyo Olympics. As part of a ...