From f96a5ce9ff6f9d3a79724fb8cdcf3f67692ebb0c Mon Sep 17 00:00:00 2001
From: frack113 <62423083+frack113@users.noreply.github.com>
Date: Sun, 9 Jan 2022 19:24:38 +0100
Subject: [PATCH] Fix detection

---
 .../win_susp_firewall_disable.yml             | 23 ++++++++++++++-----
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/rules/windows/process_creation/win_susp_firewall_disable.yml b/rules/windows/process_creation/win_susp_firewall_disable.yml
index 59eefccbb..fb6ac6868 100644
--- a/rules/windows/process_creation/win_susp_firewall_disable.yml
+++ b/rules/windows/process_creation/win_susp_firewall_disable.yml
@@ -6,17 +6,28 @@ author: Fatih Sirin
 references:
   - https://www.winhelponline.com/blog/enable-and-disable-windows-firewall-quickly-using-command-line/
   - https://app.any.run/tasks/210244b9-0b6b-4a2c-83a3-04bd3175d017/
+  - https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1562.004/T1562.004.md#atomic-test-1---disable-microsoft-defender-firewall
 date: 2019/11/01
-modified: 2021/11/27
+modified: 2022/01/09
 logsource:
   category: process_creation
   product: windows
 detection:
-  selection:
-    CommandLine:
-      - netsh firewall set opmode mode=disable
-      - netsh advfirewall set * state off
-  condition: selection
+  selection_1:
+    CommandLine|contains|all:
+      - netsh
+      - firewall
+      - set
+      - opmode
+      - 'mode=disable'
+  selection_2:
+    CommandLine|contains|all:    
+      - netsh
+      - advfirewall
+      - set
+      - state
+      - off
+  condition: 1 of selection_*
 falsepositives:
   - Legitimate administration
 level: medium