Browsing Category: Malware

Categories: Government, Malware

Ransomware has emerged as major threat to consumers and businesses in recent years, and law enforcement agencies and security researchers have taken note. Authorities last year disrupted the Cryptolocker ransomware operation and now Dutch police have arrested two young men they believe are involved in the CoinVault ransomware. The arrests came Monday in the Netherlands[…]

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Categories: Malware, Web Security

A day after researchers detailed a technique that attackers are using to upload malicious firmware images to Cisco routers, academic researchers say they have scanned the entire IPv4 address space and discovered a total of 79 likely compromised routers. The researchers at the University of Michigan used their Zmap tool, which can scan the Internet in about[…]

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Cisco routers are built into the fabric of the Internet and enterprise networks, a fact that makes them highly attractive targets for attackers. Researchers at FireEye have come across attacks recently in which hackers have been modifying the firmware of Cisco routers and using that foothold to maintain persistence on the victim’s network. Such a technique[…]

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