By Ishbel Macleod

Adverts popping up on YouTube, Amazon and Yahoo that redirect users to different websites are causing malware, researchers as Cisco have warned.

The malicious ads, which are being served on 74 domains according to threat researcher Armin Pelkmann, trigger a download based on whether the computer is running Windows or Apple’s OS X.

When a user is redirected to a website by one of the ads, their computer will download a piece of malware with a unique checksum, which makes it harder for security software to detect.

Pelkmann said: “The attackers are purely relying on social engineering techniques in order to get the Read full story ›

Source: The Drum