alert tcp [45.131.64.237,45.13.225.69,45.13.225.78,45.133.73.35,45.133.73.6,45.133.73.7,45.133.74.53,45.137.201.100,45.137.201.5,45.137.69.13] any -> $HOME_NET any (msg:"ET TOR Known Tor Exit Node Traffic group 112"; reference:url,check.torproject.org/torbulkexitlist; threshold:type limit, track by_src, seconds 60, count 1; classtype:misc-attack; flowbits:set,ET.TorIP; sid:2520111; rev:6316; metadata:affected_product Any, attack_target Any, deployment Perimeter, tag TOR, signature_severity Informational, created_at 2008_12_01, updated_at 2026_07_15;)