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Trojans communicating through DNS: Cisco’s Talos Intelligence Group Blog: Covert Channels and Poor Decisions: The Tale of DNSMessenger

Posted by jpluimers on 2017/03/06

DNS traffic within corporate networks should also be considered a channel that an attacker can use to implement a fully functional, bidirectional C2 infrastructure.

Source: [WayBackCisco’s Talos Intelligence Group Blog: Covert Channels and Poor Decisions: The Tale of DNSMessenger

–jeroen

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