Cunning malware VPNFilter remains under active development, and is acquiring ever more dangerous features.
That’s the conclusion Cisco’s Talos Intelligence security team reached after delving into recent samples and identifying seven “third-stage VPNFilter modules that add significant functionality to the malware”.
VPNFilter rose to prominence in May, when Talos found half a million pawned home routers and NAS boxes in 54 countries. The FBI attributed the attacks to Russia’s Sofacy group (“Fancy Bear”), seized a command-and-control domain, and asked people to reboot their routers.
By Richard Chirgwin
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