Merge PR #4523 from @sj-sec - Add New AWS Rule S3 Bucket Versioning Disable

new: AWS S3 Bucket Versioning Disable

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Co-authored-by: nasbench <8741929+nasbench@users.noreply.github.com>

rules/cloud/aws/cloudtrail/aws_disable_bucket_versioning.yml

@@ -0,0 +1,23 @@
+title: AWS S3 Bucket Versioning Disable
+id: a136ac98-b2bc-4189-a14d-f0d0388e57a7
+status: experimental
+description: Detects when S3 bucket versioning is disabled. Threat actors use this technique during AWS ransomware incidents prior to deleting S3 objects.
+references:
+    - https://invictus-ir.medium.com/ransomware-in-the-cloud-7f14805bbe82
+author: Sean Johnstone | Unit 42
+date: 2023/10/28
+tags:
+    - attack.impact
+    - attack.t1490
+logsource:
+    product: aws
+    service: cloudtrail
+detection:
+    selection:
+        eventSource: s3.amazonaws.com
+        eventName: PutBucketVersioning
+        requestParameters|contains: 'Suspended'
+    condition: selection
+falsepositives:
+    - AWS administrator legitimately disabling bucket versioning
+level: medium