cscli scenarios install sigmahq/proc_creation_win_cmd_curl_download_exec_combo1type: trigger2name: sigmahq/proc_creation_win_cmd_curl_download_exec_combo3description: |4 Adversaries can use curl to download payloads remotely and execute them. Curl is included by default in Windows 10 build 17063 and later.5filter: |6 (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && ((evt.Parsed.CommandLine contains ' -c ' || evt.Parsed.CommandLine contains ' /c ' || evt.Parsed.CommandLine contains ' –c ' || evt.Parsed.CommandLine contains ' —c ' || evt.Parsed.CommandLine contains ' ―c ') && evt.Parsed.CommandLine contains 'curl ' && evt.Parsed.CommandLine contains 'http' && evt.Parsed.CommandLine contains '-o' && evt.Parsed.CommandLine contains '&')7blackhole: 2m8#status: test9labels:10 service: windows11 confidence: 112 spoofable: 013 classification:14 - attack.t121815 - attack.t11051617 label: "Curl Download And Execute Combination"18 behavior : "windows:audit"19 remediation: false2021scope:22 type: ParentProcessId23 expression: evt.Parsed.ParentProcessId2425