alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET DELETED ZBot sp107fb/photo.exe"; flow:established,to_server; content:"GET"; http_method; content:"sp107fb/photo.exe"; nocase; http_uri; classtype:bad-unknown; sid:2011896; rev:2; metadata:created_at 2010_11_09, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)