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Spamhaus report shows many botnet controllers look a lot like legitimate servers

Spamhaus's annual report on botnet activity shows that botherders tend to use popular, legitimate hosting providers, domain registrars and top-level domains when setting up command-and-control servers.
Of all the annual security reports and blog posts that look back at the previous year, that of Spamhaus is one I particularly look forward to, as it always comes with good and… https://www.virusbulletin.com/blog/2018/01/spamhaus-reports-shows-many-botnet-controllers-look-lot-legitimate-servers/

Research paper shows it may be possible to distinguish malware traffic using TLS

Researchers at Cisco have published a paper describing how it may be possible to use machine learning to distinguish malware command-and-control traffic using TLS from regular enterprise traffic, and to classify malware families based on their encrypted C…
Researchers at Cisco have published a paper (PDF) describing how it may be possible to use machine learning to distinguish malware command-and-control (C&C) traffic using TLS from… https://www.virusbulletin.com/blog/2017/06/research-paper-shows-it-may-be-possible-distinguish-malware-traffic-using-tls/

VB2014 preview: Duping the machine - malware strategies, post sandbox detection

James Wyke looks at four difference decoy methods.
James Wyke looks at four difference decoy methods.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference), we will look at some of the research that… https://www.virusbulletin.com/blog/2014/08/preview-duping-machine-malware-strategies-post-sandbox-detection/

Malware spoofing HTTP Host header to hide C&C communication

Traffic appears as requests to Google or Yandex.
Traffic appears as requests to Google or Yandex. There have been several recent examples of malware using a spoofed HTTP Host header to hide communucation with its control servers.… https://www.virusbulletin.com/blog/2013/09/malware-spoofing-http-host-header-hide-c-amp-c-communication/