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SID: 2049191 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2Nov 15, 2023, 12:00 PM

ET INFO DYNAMIC_DNS Query to a [Redacted - Vulgar] Domain

alert dns $HOME_NET any -> any any (msg:"ET INFO DYNAMIC_DNS Query to a [Redacted - Vulgar] Domain"; dns.query; content:"|2e 68 6f 74 66 75 63 6b 2e 6f 72 67|"; fast_pattern; nocase; endswith; reference:url,freedns.afraid.org/domain/registry/page-10.html; classtype:bad-unknown; sid:2049191; rev:2; metadata:attack_target Client_and_Server, created_at 2023_11_15, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2024_06_11, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1568, mitre_technique_name Dynamic_Resolution;)

Nov 15, 2023, 12:00 PM

Jun 11, 2024, 12:00 PM

Sep 21, 2024, 3:00 AM

May 30, 2025, 12:04 AM

rules/emerging-info.rules