alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Watering Hole Redirect Inject Jun 28 2017"; flow:established,from_server; file_data; content:"REMOTE_URL"; content:"C_TIMEOUT"; distance:0; content:"apply_payload"; distance:0; fast_pattern; content:"execute_request"; distance:0; classtype:trojan-activity; sid:2024431; rev:2; metadata:created_at 2017_06_28, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2019_07_26;)