Hackers exploit Flash in one of the largest malware attacks in recent history

The attack was first discovered by a security researcher at Malwarebytes, The New York Times reports. Hackers deployed the malware on July 28th, targeting Yahoo’s advertising network for a week before the company put a stop to it.

The hackers bought ads on Yahoo’s sports, news and finance sites. Once a Windows computer visited one of Yahoo’s sites, it automatically downloaded malware code... [ Taking advantage of holes is OLD versions of Flash, the] malware would either hold the computer for ransom until the hackers were paid, or discretely direct browsing on a machine towards sites that paid the hackers for the extra traffic.

https://www.yahoo.com/tech/s/hackers-exploit-flash-one-largest-malware-attacks-recent-111555909.html