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SID: 2026416 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 2Sep 26, 2018, 12:00 PM

ET MALWARE Suspected DNS2TCP Auth

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Suspected DNS2TCP Auth"; dns.query; content:".=auth."; fast_pattern; pcre:"/^[A-Za-z0-9\/\-\+]{40,}\.=auth\./"; classtype:trojan-activity; sid:2026416; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_09_26, deployment Perimeter, malware_family DNS2TCP, performance_impact Moderate, confidence Medium, signature_severity Major, updated_at 2020_08_25;)

Sep 26, 2018, 12:00 PM

Aug 25, 2020, 12:00 PM

Sep 21, 2024, 3:00 AM

May 30, 2025, 12:04 AM

rules/emerging-malware.rules