diff --git a/rules/falco_rules.yaml b/rules/falco_rules.yaml index d42394e2dd2..795ba562e27 100644 --- a/rules/falco_rules.yaml +++ b/rules/falco_rules.yaml @@ -3083,6 +3083,40 @@ priority: CRITICAL tags: [syscall, mitre_defense_evasion] +- list: ingress_remote_file_copy_binaries + items: [wget] + +- macro: ingress_remote_file_copy_procs + condition: (proc.name in (ingress_remote_file_copy_binaries)) + +# Users should overwrite this macro to specify conditions under which a +# Custom condition for use of ingress remote file copy tool in container +- macro: user_known_ingress_remote_file_copy_activities + condition: (never_true) + +- macro: curl_download + condition: proc.name = curl and + (proc.cmdline contains " > " or + proc.cmdline contains " >> " or + proc.cmdline contains " | " or + proc.cmdline contains " -o " or + proc.cmdline contains " --output " or + proc.cmdline contains " -O " or + proc.cmdline contains " --remote-name ") + +- rule: Launch Ingress Remote File Copy Tools in Container + desc: Detect ingress remote file copy tools launched in container + condition: > + spawned_process and + container and + (ingress_remote_file_copy_procs or curl_download) and + not user_known_ingress_remote_file_copy_activities + output: > + Ingress remote file copy tool launched in container (user=%user.name user_loginuid=%user.loginuid command=%proc.cmdline parent_process=%proc.pname + container_id=%container.id container_name=%container.name image=%container.image.repository:%container.image.tag) + priority: NOTICE + tags: [network, process, mitre_command_and_control] + # Application rules have moved to application_rules.yaml. Please look # there if you want to enable them by adding to # falco_rules.local.yaml.