Versions (2)
Version DetailsCurrent
Rev: 1 • Aug 19, 2024, 12:00 PMET INFO Observed File Sharing Related Domain (4sync .com) in TLS SNI
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed File Sharing Related Domain (4sync .com) in TLS SNI"; flow:established,to_server; tls.sni; dotprefix; content:".4sync.com"; endswith; fast_pattern; classtype:misc-activity; sid:2055338; rev:1; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2024_08_19, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2024_08_19, reviewed_at 2024_10_04;)
Aug 19, 2024, 12:00 PM
Aug 19, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 21, 2024, 3:00 AM
rules/emerging-info.rules