alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Tinba Banker CnC Response"; flow:established,to_client; file.data; content:"|00 00 00 00 48 65 61 44|"; startswith; fast_pattern; content:"|00 00|"; within:5; reference:md5,d360ee49950e7da3978379494667260c; classtype:command-and-control; sid:2024442; rev:6; metadata:created_at 2017_07_05, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_14;)