Hackers Exploit Google Ads to Spread IP Scanner with Concealed Backdoor

Malicious actors are distributing a new backdoor, MadMxShell, through a Google Ads campaign that impersonates an IP scanner. This Windows backdoor leverages DNS MX queries for communication with its command-and-control server.  The technique involves encoding data within subdomains of DNS MX queries to send information to the attacker and receiving commands encoded within the response […]

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