alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET CURRENT_EVENTS Current Asprox Spam Campaign 2"; flow:established,to_server; urilen:>60; http.uri; content:"/handler.php?"; fast_pattern; pcre:"/\/handler\.php\?[^=]+=[a-zA-Z0-9\x2b\x2f]{43}=$/"; classtype:trojan-activity; sid:2018135; rev:5; metadata:created_at 2014_02_14, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_19;)