diff --git a/atomics/T1140/T1140.yaml b/atomics/T1140/T1140.yaml
index cf91a239..44302082 100644
--- a/atomics/T1140/T1140.yaml
+++ b/atomics/T1140/T1140.yaml
@@ -211,6 +211,7 @@ atomic_tests:
       echo #{fish_encoded} | base64 -d | bash
       echo #{sh_encoded} | base64 -d | bash
 - name: 'XOR decoding and command execution using Python'
+  auto_generated_guid: c3b65cd5-ee51-4e98-b6a3-6cbdec138efc
   description: An adversary can obfuscate malicious commands or payloads using XOR and execute them on the victim's machine. This test uses Python to decode and execute commands on the machine.
   supported_platforms:
   - linux
diff --git a/atomics/used_guids.txt b/atomics/used_guids.txt
index 1b4b8bab..2794ee46 100644
--- a/atomics/used_guids.txt
+++ b/atomics/used_guids.txt
@@ -1347,3 +1347,4 @@ ffbcfd62-15d6-4989-a21a-80bfc8e58bb5
 abf00f6c-9983-4d9a-afbc-6b1c6c6448e1
 51a98f96-0269-4e09-a10f-e307779a8b05
 fad04df1-5229-4185-b016-fb6010cd87ac
+c3b65cd5-ee51-4e98-b6a3-6cbdec138efc