From 542a901f57cb6fa3f1b41d3bb7b7ee1eced0cb9d Mon Sep 17 00:00:00 2001
From: frack113 <62423083+frack113@users.noreply.github.com>
Date: Sun, 30 Jan 2022 12:03:32 +0100
Subject: [PATCH] add win_pc_susp_takeown

---
 rules/windows/win_pc_susp_takeown.yml | 29 +++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 rules/windows/win_pc_susp_takeown.yml

diff --git a/rules/windows/win_pc_susp_takeown.yml b/rules/windows/win_pc_susp_takeown.yml
new file mode 100644
index 000000000..962297b44
--- /dev/null
+++ b/rules/windows/win_pc_susp_takeown.yml
@@ -0,0 +1,29 @@
+title: Suspicious Recursif Takeown 
+id: 554601fb-9b71-4bcc-abf4-21a611be4fde
+status: experimental
+description: Adversaries can interact with the DACLs using built-in Windows commands takeown which can grant adversaries higher permissions on specific files and folders
+author: frack113
+references:
+  - https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/takeown
+  - https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1222.001/T1222.001.md#atomic-test-1---take-ownership-using-takeown-utility
+date: 2022/01/30
+logsource:
+  category: process_creation
+  product: windows
+detection:
+    selection:
+        Image|endswith: '\takeown.exe'
+        CommandLine|contains|all:
+            - '/f '
+            - '/r'
+    condition: selection
+fields:
+  - CommandLine
+  - ParentCommandLine
+falsepositives:
+  - Scripts created by developers and admins
+  - Administrative activity
+level: medium
+tags:
+  - attack.defense_evasion
+  - attack.t1222.001