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Rev: 2 • May 24, 2022, 12:00 PMET MALWARE Python CTX Library Backdoor Domain in DNS Lookup (anti-theft-web .herokuapp .com)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Python CTX Library Backdoor Domain in DNS Lookup (anti-theft-web .herokuapp .com)"; dns.query; content:"anti-theft-web.herokuapp.com"; nocase; bsize:28; reference:url,isc.sans.edu/forums/diary/ctx+Python+Library+Updated+with+Extra+Features/28678/; classtype:trojan-activity; sid:2036670; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_05_24, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_09_12, reviewed_at 2024_09_12;)
May 24, 2022, 12:00 PM
Sep 12, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 2, 2025, 9:35 PM
rules/emerging-malware.rules