Rule: Vssadmin / NTDS.dit activity

rules/windows/sysmon/sysmon_susp_vssadmin_ntds_activity.yml

@@ -0,0 +1,22 @@
+title: Activity Related to NTDS.dit Domain Hash Retrieval
+status: experimental
+description: Detects suspicious commands that could be related to activity that uses volume shadow copy to steal and retrieve hashes from the NTDS.dit file remotely 
+author: Florian Roth
+logsource:
+    product: windows
+    service: sysmon
+detection:
+    selection:
+        EventID: 1
+        CommandLine:
+            # Ransomware
+            - 'vssadmin.exe Delete Shadows'
+            # Hacking 
+            - 'vssadmin create shadow /for=C:'
+            - 'copy \\?\GLOBALROOT\Device\*\windows\ntds\ntds.dit'
+            - 'vssadmin delete shadows /for=C:'
+            - 'reg SAVE HKLM\SYSTEM '
+    condition: selection
+falsepositives:
+    - Administrative activity
+level: high