alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET INFO File Upload Activity Response"; flow:established,to_client; http.stat_code; content:"200"; file.data; content:"|0a|=========================|0a 0a|Uploaded|20|"; startswith; fast_pattern; content:"bytes|0a 0a|wget|20|"; distance:0; content:"|0a 0a|=========================|0a 0a|"; endswith; reference:url,github.com/IO-Technologies/bashupload/; classtype:misc-activity; sid:2050108; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_01_17, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_17; target:dest_ip;)