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SID: 2064192 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 1Aug 27, 2025, 12:00 PM

ET INFO Observed File Sharing Domain (scalingo .io in TLS SNI)

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed File Sharing Domain (scalingo .io in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".scalingo.io"; endswith; fast_pattern; classtype:misc-activity; sid:2064192; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_08_27, deployment Perimeter, confidence High, signature_severity Informational, tag FileSharing, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_08_27;)

Aug 27, 2025, 12:00 PM

Aug 27, 2025, 12:00 PM

Aug 28, 2025, 9:34 PM

Aug 29, 2025, 8:34 PM

rules/emerging-info.rules