SUSPICIOUS [PTsecurity] Unusual TOR SSL Activity FB set FB447357_2
Sourceptrules/open
CreatedSeptember 25, 2025
UpdatedSeptember 25, 2025
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"SUSPICIOUS [PTsecurity] Unusual TOR SSL Activity FB set FB447357_2"; flow:established, to_server; content:"|1703 01 0220|"; depth:5; fast_pattern; stream_size:server, >,3044; stream_size:server, <,3863; stream_size:client, >,715; stream_size:client, <,2558; flowbits:noalert; flowbits:isset, FB447357_1; flowbits:unset, FB447357_1; flowbits:set, FB447357_2; reference:url, rules.ptsecurity.com; classtype:misc-activity; sid:11002432; rev:6;)
References
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