alert udp any any -> any any (msg:"ET SHELLCODE Bonn Shellcode (UDP)"; content:"|31 c9 81 e9|"; content:"|83 eb|"; distance:0; content:"|80 73|"; distance:0; content:"|43 e2 f9|"; distance:0; classtype:shellcode-detect; sid:2009270; rev:2; metadata:created_at 2010_07_30, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)