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New Signed Version of CryptoWall Ransomware On the Loose

Categories: Malware, Web Security

Researchers have discovered a variant of the CryptoWall ransomware that has a valid digital signature and is being distributed through malicious ads on several top-ranked Alexa Web sites. CryptoWall is one of the more successful ransomware strains in recent memory, with researchers estimating last month that the malware had grossed more than $1 million for[...]

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