diff --git a/rules/windows/privilege_escalation_via_ppid_spoofing.toml b/rules/windows/privilege_escalation_via_ppid_spoofing.toml index 1adc09548..9cebb791d 100644 --- a/rules/windows/privilege_escalation_via_ppid_spoofing.toml +++ b/rules/windows/privilege_escalation_via_ppid_spoofing.toml @@ -4,7 +4,7 @@ integration = ["endpoint"] maturity = "production" min_stack_comments = "New fields added: required_fields, related_integrations, setup" min_stack_version = "8.3.0" -updated_date = "2023/06/22" +updated_date = "2023/06/23" [rule] author = ["Elastic"] @@ -49,6 +49,11 @@ process where host.os.type == "windows" and event.action == "start" and "?:\\Windows\\System32\\Wermgr.exe", "?:\\Windows\\SysWOW64\\Wermgr.exe", "?:\\Windows\\SoftwareDistribution\\Download\\Install\\securityhealthsetup.exe") and + /* Logon Utilities */ + not (process.parent.executable : "?:\\Windows\\System32\\Utilman.exe" and + process.executable : ("?:\\Windows\\System32\\osk.exe", + "?:\\Windows\\System32\\Narrator.exe", + "?:\\Windows\\System32\\Magnify.exe")) and not process.parent.executable : "?:\\Windows\\System32\\AtBroker.exe" and