diff --git a/rules/windows/image_load/sysmon_abusing_azure_browser_sso.yml b/rules/windows/image_load/sysmon_abusing_azure_browser_sso.yml index 9ce2b7884..5bfbdd62e 100644 --- a/rules/windows/image_load/sysmon_abusing_azure_browser_sso.yml +++ b/rules/windows/image_load/sysmon_abusing_azure_browser_sso.yml @@ -5,7 +5,7 @@ author: Den Iuzvyk references: - https://posts.specterops.io/requesting-azure-ad-request-tokens-on-azure-ad-joined-machines-for-browser-sso-2b0409caad30 date: 2020/07/15 -modified: 2020/12/23 +modified: 2021/11/27 logsource: category: image_load product: windows @@ -16,15 +16,16 @@ tags: - attack.t1073 # an old one - attack.t1574.002 detection: - condition: selection_dll and not filter_legit selection_dll: ImageLoaded|endswith: MicrosoftAccountTokenProvider.dll filter_legit: Image|endswith: - - BackgroundTaskHost.exe - - devenv.exe - - iexplore.exe - - MicrosoftEdge.exe + - '\BackgroundTaskHost.exe' + - '\devenv.exe' + - '\iexplore.exe' + - '\MicrosoftEdge.exe' + - '\Microsoft\Edge\Application\msedge.exe' + condition: selection_dll and not filter_legit falsepositives: - unknown level: high