diff --git a/detections/application/splunk_user_enumeration_attempt.yml b/detections/application/splunk_user_enumeration_attempt.yml index fc3f514aa1..741fbe180e 100644 --- a/detections/application/splunk_user_enumeration_attempt.yml +++ b/detections/application/splunk_user_enumeration_attempt.yml @@ -1,7 +1,7 @@ name: Splunk User Enumeration Attempt id: 25625cb4-1c4d-4463-b0f9-7cb462699cde -version: 2 -date: '2023-07-31' +version: 1 +date: '2022-04-29' author: Lou Stella, Splunk status: production type: TTP @@ -11,7 +11,7 @@ description: On May 3rd, 2022, Splunk published a security advisory for usernam as well as actual exploitation in unpatched version of Splunk. data_source: [] search: ' `splunkd_failed_auths` | stats count(user) as auths by user, src | where - auths>5 | stats dc(user) as "Users", sum(auths) as TotalFailedAuths by src | + auths>5 | stats values(user) as "Users", sum(auths) as TotalFailedAuths by src | `splunk_user_enumeration_attempt_filter`' how_to_implement: This detection does not require you to ingest any new data. The detection does require the ability to search the _audit index. This detection may diff --git a/detections/endpoint/disable_etw_through_registry.yml b/detections/endpoint/disable_etw_through_registry.yml index 124f8734e6..c3e4e9ed9f 100644 --- a/detections/endpoint/disable_etw_through_registry.yml +++ b/detections/endpoint/disable_etw_through_registry.yml @@ -13,7 +13,7 @@ data_source: - Sysmon Event ID 1 search: '| tstats `security_content_summariesonly` count FROM datamodel=Endpoint.Registry WHERE (Registry.registry_path= "*\\SOFTWARE\\Microsoft\\.NETFramework\\ETWEnabled" - Registry.registry_value_data = "0x00000000") BY _time span=1h Registry.registry_path + Registry.registry_value_data = "0x00000000") BY _time span=1h Registry.dest Registry.registry_path Registry.registry_key_name Registry.registry_value_name Registry.registry_value_data Registry.process_guid | `drop_dm_object_name(Registry)` | where isnotnull(registry_value_data) | `security_content_ctime(firstTime)` | `security_content_ctime(lastTime)` | `disable_etw_through_registry_filter`'