diff --git a/rules/windows/registry/registry_set/registry_set_disable_winevt_logging.yml b/rules/windows/registry/registry_set/registry_set_disable_winevt_logging.yml index a78976398..1ef405820 100644 --- a/rules/windows/registry/registry_set/registry_set_disable_winevt_logging.yml +++ b/rules/windows/registry/registry_set/registry_set_disable_winevt_logging.yml @@ -3,6 +3,7 @@ id: 2f78da12-f7c7-430b-8b19-a28f269b77a3 description: Detects tempering with the "Enabled" registry key in order to disable windows logging of a windows event channel author: frack113, Nasreddine Bencherchali date: 2022/07/04 +modified: 2022/07/07 status: experimental references: - https://twitter.com/WhichbufferArda/status/1543900539280293889 @@ -16,9 +17,13 @@ detection: TargetObject|startswith: HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\WINEVT\Channels\ TargetObject|endswith: \Enabled Details: DWORD (0x00000000) - filter: + filter_wevutil: Image|endswith: '\Windows\system32\wevtutil.exe' #FP generated during installation of manifests via wevtutil - condition: selection and not filter + filter_iis: + Image|startswith: 'C:\Windows\winsxs\' + Image|endswith: '\TiWorker.exe' + TargetObject|contains: '\Microsoft\Windows\CurrentVersion\WINEVT\Channels\Microsoft-IIS-Logging' + condition: selection and not 1 of filter* falsepositives: - Legitimate administrators disabling specific event log for troubleshooting level: high