alert tcp any any -> any any (msg:"ET SHELLCODE Mannheim Shellcode"; flow:established; content:"|80 73 0e|"; content:"|43 e2|"; distance:0; content:"|73 73 73|"; distance:0; content:"|81 86 8c 81|"; distance:0; classtype:shellcode-detect; sid:2009255; rev:3; metadata:created_at 2010_07_30, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)