diff --git a/detections/endpoint/msmpeng_application_dll_side_loading.yml b/detections/endpoint/msmpeng_application_dll_side_loading.yml index a5b5b822a9..8f9e8b0ec7 100644 --- a/detections/endpoint/msmpeng_application_dll_side_loading.yml +++ b/detections/endpoint/msmpeng_application_dll_side_loading.yml @@ -1,8 +1,8 @@ name: Msmpeng Application DLL Side Loading id: 8bb3f280-dd9b-11eb-84d5-acde48001122 -version: 1 +version: 2 date: '2021-07-05' -author: Teoderick Contreras, Splunk +author: Teoderick Contreras, Splunk, Sanjay Govind type: TTP datamodel: - Endpoint @@ -15,7 +15,7 @@ search: '|tstats `security_content_summariesonly` values(Filesystem.file_path) a file_path count min(_time) as firstTime max(_time) as lastTime from datamodel=Endpoint.Filesystem where (Filesystem.file_name = "msmpeng.exe" OR Filesystem.file_name = "mpsvc.dll") AND Filesystem.file_path != "*\\Program Files\\windows defender\\*" by Filesystem.file_create_time - Filesystem.process_id Filesystem.file_name Filesystem.user | `drop_dm_object_name(Processes)` + Filesystem.process_id Filesystem.file_name Filesystem.user | `drop_dm_object_name(Filesystem)` | `security_content_ctime(firstTime)` | `security_content_ctime(lastTime)` | `msmpeng_application_dll_side_loading_filter`' how_to_implement: To successfully implement this search you need to be ingesting information on process that include the name of the Filesystem responsible for the changes from diff --git a/detections/endpoint/remcos_rat_file_creation_in_remcos_folder.yml b/detections/endpoint/remcos_rat_file_creation_in_remcos_folder.yml index 99f25fd29a..ab6949542f 100644 --- a/detections/endpoint/remcos_rat_file_creation_in_remcos_folder.yml +++ b/detections/endpoint/remcos_rat_file_creation_in_remcos_folder.yml @@ -1,8 +1,8 @@ name: Remcos RAT File Creation in Remcos Folder id: 25ae862a-1ac3-11ec-94a1-acde48001122 -version: 1 +version: 2 date: '2021-09-21' -author: Teoderick Contreras, Splunk +author: Teoderick Contreras, Splunk, Sanjay Govind type: TTP datamodel: - Endpoint @@ -13,7 +13,7 @@ description: This search is to detect file creation in remcos folder in appdata search: '|tstats `security_content_summariesonly` count min(_time) as firstTime max(_time) as lastTime FROM datamodel=Endpoint.Filesystem where Filesystem.file_name IN ("*.dat") Filesystem.file_path = "*\\remcos\\*" by _time Filesystem.file_name Filesystem.file_path - Filesystem.dest Filesystem.file_create_time | `drop_dm_object_name(Processes)` | + Filesystem.dest Filesystem.file_create_time | `drop_dm_object_name(Filesystem)` | `security_content_ctime(firstTime)` | `security_content_ctime(lastTime)` | `remcos_rat_file_creation_in_remcos_folder_filter`' how_to_implement: To successfully implement this search, you need to be ingesting logs with the process name, parent process, and command-line executions from your