Tag: DNS tunneling
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The Google Drive Shadow: Unmasking Silver Dragon’s “GearDoor” Backdoor and the Silent Return of APT41
For several years, the Silver Dragon syndicate has orchestrated a clandestine cyber offensive against state apparatuses and prominent enterprises across Europe and Southeast Asia. These malefactors systematically breach public-facing servers, disseminate meticulously crafted phishing missives, and implant malicious armaments ingeniously masquerading as benign Windows processes. A recent campaign was rigorously dissected by the vanguard at…
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DNS Tunneling: The New Hacker Weapon Bypassing Your Security
Recently, hackers have increasingly employed DNS tunneling to monitor when victims open phishing emails and click on malicious links, as well as to scan networks for vulnerabilities. DNS tunneling involves encoding data or commands that are sent and received through DNS queries, transforming DNS—a critical component of network communication—into a covert data transmission channel. Attackers…