ET INFO Observed External IP Lookup Domain (freegeoip .app) in TLS SNI
Sourceet/open
CreatedJune 18, 2025
UpdatedJune 18, 2025
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed External IP Lookup Domain (freegeoip .app) in TLS SNI"; flow:established,to_server; tls.sni; dotprefix; content:".freegeoip.app"; endswith; fast_pattern; classtype:misc-activity; sid:2063049; rev:1; metadata:affected_product Any, attack_target Client_and_Server, created_at 2025_06_18, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2025_06_18;)
Metadata
affected productAny
attack targetClient_and_Server
created at2025_06_18
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityInformational
updated at2025_06_18
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