Tag: botnet

The ghosts and ghouls of October have come and gone, but the dangers lurking behind virtual walls have hardly disappeared. The threat of zombie bots is real, and it exists 365 days out of the year. Zombie bots, or devices that are taken over by hackers to disseminate different types of malware, viruses, or spam ...
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VPNFilter is a botnet with capabilities to support both intelligence collection and destructive cyberattack operations. The Cisco Talos team recently notified members of the Cyber Threat Alliance (CTA) of its findings and published this blog. The malware is believed to target networking devices, although the malware’s initial infection vector is still unclear. Talos, which first ...
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In Q4 2017 we found that the Necurs and Gamut botnets comprised 97% of spam botnet traffic. (See the McAfee Labs Threats Report, March 2018.) Necurs (at 60%) is currently the world’s largest spam botnet. The infected computers operate in a peer-to-peer model, with limited communication between the nodes and the control servers. Cybercriminals can ...
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What Is a Botnet?

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Robot armies on attack may sound like science fiction, but this is a security reality we've been facing for some time. You may have heard of recent threats where popular websites were knocked completely offline, or servers were forced to mine for cryptocurrencies by giant “botnets”. But you might not have known exactly what a ...
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Underground cybercrime profits in China have likely already exceeded US$15.1 billion (100 billion Chinese yuan); caused more than $13.8 billion (91.5 billion yuan) worth of damage relating to data loss, identity theft, and fraud; and will grow at an even faster pace as underground hackers expand international business operations to increasingly target foreign businesses, according ...
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WannaCry, Petya, the Dyn distributed denial-of-service (DDoS) attack – all now infamous cyberattacks that have defined the modern threat landscape. The latter, which was orchestrated by Mirai malware and took the entire East Coast offline, occurred exactly a year ago, so naturally a successor has emerged. Named IoT_reaper, the new malware doesn’t necessarily depend on ...
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Halloween has to be one of my favorite holidays of the year. Creative costumes, buckets of candy, and pumpkin spice lattes make All Hallows’ Eve a memorable event for people of all ages. But what I love most about Halloween is the traditions associated with it: pumpkin carving, trick or treating and bobbing for apples ...
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