ET INFO Observed File Sharing Domain in TLS SNI (filelu .online)

7.0.35.0SID: 2071893Rev: 1Enabled2 views
Sourceet/open
Fileemerging-info.rules
CreatedSeptember 2, 2026
UpdatedSeptember 2, 2026
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Observed File Sharing Domain in TLS SNI (filelu .online)"; flow:established,to_server; tls.sni; dotprefix; content:".filelu.online"; endswith; fast_pattern; classtype:misc-activity; sid:2071893; rev:1; metadata:attack_target Client_Endpoint, created_at 2026_09_02, deployment Perimeter, confidence High, signature_severity Informational, tag SSL_Malicious_Cert, updated_at 2026_09_02;)

Metadata

attack targetClient_Endpoint
created at2026_09_02
deploymentPerimeter
confidenceHigh
signature severityInformational
tagSSL_Malicious_Cert
updated at2026_09_02

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