alert tcp any any -> any any (msg:"ET SHELLCODE Plain2 Shellcode"; flow:established; content:"|50 50 50 50 40 50 40 50 ff 56 1c 8b d8 57 57 68 02|"; content:"|8b cc 6a|"; distance:0; content:"|51 53|"; distance:0; classtype:shellcode-detect; sid:2009264; rev:3; metadata:created_at 2010_07_30, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)