Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Possibly Suspicious Request for Putty.exe from Non-Standard Download Location"; flow:to_server,established; http.method; content:"GET"; http.uri; content:"/putty.exe"; nocase; endswith; http.host; content:!"the.earth.li"; classtype:bad-unknown; sid:2026570; rev:3; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_11_02, deployment Perimeter, confidence Medium, signature_severity Minor, updated_at 2020_09_16;)