diff --git a/detections/endpoint/excessive_number_of_distinct_processes_created_in_windows_temp_folder.yml b/detections/endpoint/excessive_number_of_distinct_processes_created_in_windows_temp_folder.yml index 31e7e9cd42..986e23feaf 100644 --- a/detections/endpoint/excessive_number_of_distinct_processes_created_in_windows_temp_folder.yml +++ b/detections/endpoint/excessive_number_of_distinct_processes_created_in_windows_temp_folder.yml @@ -1,8 +1,8 @@ name: Excessive number of distinct processes created in Windows Temp folder id: 23587b6a-c479-11eb-b671-acde48001122 -version: 1 -date: '2021-06-03' -author: Michael Hart, Splunk +version: 2 +date: '2022-02-28' +author: Michael Hart, Mauricio Velazco, Splunk type: Anomaly datamodel: - Endpoint @@ -13,7 +13,7 @@ description: This analytic will identify suspicious series of process executions to typical application behaviors that use Windows\Temp. search: '| tstats `security_content_summariesonly` values(Processes.process) as process distinct_count(Processes.process) as distinct_process_count min(_time) as firstTime - max(_time) as lastTime from datamodel=Endpoint.Processes where Processes.process + max(_time) as lastTime from datamodel=Endpoint.Processes where Processes.process_path = "*\\Windows\\Temp\\*" by Processes.dest Processes.user _time span=20m | where distinct_process_count > 37 | `drop_dm_object_name(Processes)` | `security_content_ctime(firstTime)` | `security_content_ctime(lastTime)` | `excessive_number_of_distinct_processes_created_in_windows_temp_folder_filter`'