alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY Exe32Pack Packed Executable Download"; flow:established,to_client; file_data; content:"Packed by exe32pack"; content:"SteelBytes All rights reserved"; distance:0; reference:md5,93be88ad3816c19d74155f8cd3aae1d2; classtype:policy-violation; sid:2020914; rev:2; metadata:created_at 2015_04_15, confidence High, signature_severity Informational, updated_at 2019_07_26;)