process where host.os.type == "linux" and event.type == "start" and event.action == "exec" and process.name == "curl" and
process.parent.executable != null and (process.args in ("-F", "-T", "-d") or process.args like "--data*") and
process.command_line like~ ("*@/*.zip*", "*@/*.gz*", "*@/*.tgz*", "*b64=@*", "*=<*") and
process.command_line like~ "*http*"
Install detection rules in Elastic Security
Detect Potential Data Exfiltration Through Curl in the Elastic Security detection engine by installing this rule into your Elastic Stack.
To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(opens in a new tab or window).