Ad-borne Cryptowall ransomware is on the loose

(via TheRegister)

Security watchers are warning of a surge in CryptoWall ransomware victims this month that will coincide with a campaign to spread a new variant of the malware though advertising networks.

Security researchers at Proofpoint warn that a new variant of CryptoWall recently spread through malicious banner ads. Surfers ran a risk of being faced with ransomware purely by visiting one of the impacted sites, which included various properties in the Yahoo!, Match.com, and AOL domains, among others.

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