alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCAN LeakIX Inbound User-Agent"; flow:established,to_server; http.user_agent; content:"|28|l9scan|2f|"; content:"|3b 20 2b|https|3a 2f 2f|leakix|2e|net"; fast_pattern; threshold: type limit, count 1, seconds 600, track by_src; reference:url,leakix.net; classtype:misc-activity; sid:2049255; rev:1; metadata:created_at 2023_11_20, deployment Perimeter, deployment SSLDecrypt, former_category SCAN, performance_impact Low, signature_severity Informational, updated_at 2023_11_20;)
| Metadata | |
|---|
| created_at | 2023_11_20 |
| deployment | Perimeter |
| deployment | SSLDecrypt |
| former_category | SCAN |
| performance_impact | Low |
| signature_severity | Informational |
| updated_at | 2023_11_20 |