From 2e32e1bb437a31346fb35e8a78f79faf4c4db3d2 Mon Sep 17 00:00:00 2001
From: Florian Roth <florian.roth@bsk-consulting.de>
Date: Tue, 14 Mar 2017 12:51:50 +0100
Subject: [PATCH] Rule: User account added to local Administrators

---
 .../win_user_added_to_local_administrators.yml  | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 rules/windows/builtin/win_user_added_to_local_administrators.yml

diff --git a/rules/windows/builtin/win_user_added_to_local_administrators.yml b/rules/windows/builtin/win_user_added_to_local_administrators.yml
new file mode 100644
index 000000000..667b1a30c
--- /dev/null
+++ b/rules/windows/builtin/win_user_added_to_local_administrators.yml
@@ -0,0 +1,17 @@
+title: User Added to Local Administrators
+description: This rule triggers on user accounts that are added to the local Administrators group, which could be legitimate activity or a sign of privilege escalation activity 
+status: stable
+author: Florian Roth
+logsource:
+    product: windows
+    service: system
+detection:
+    selection:
+        EventID: 4732
+        GroupName: Administrators
+    filter:
+        SubjectAccountName: '*$'
+    condition: selection and not filter
+falsepositives: 
+    - Legitimate administrative activity
+level: low