alert udp any any -> any any (msg:"ET SHELLCODE Rothenburg Shellcode (UDP)"; content:"|D9 74 24 F4 5B 81 73 13|"; content:"|83 EB FC E2 F4|"; distance:0; classtype:shellcode-detect; sid:2009284; rev:2; metadata:created_at 2010_07_30, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)