Malwarebytes Labs uncovered a malicious online advertisement being displayed on Huffingtonpost.com, which had disastrous potential to infect users with what’s known as Cryptowall ransomware – a piece of malware that encrypts your files and locks you out of your computer, demanding a ransom to recover them. Anyone running an outdated version of Adobe Flash Player (used for video and animation on the web) was susceptible to being infected during this attack. Malwarebytes Labs immediately notified the advertising network about the issue, which has since shut down the bad ad.
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