Powershell script used to check for IOC's for CVE-2022-41040 and CVE-2022-41082 based on community research and Microsoft:
The script may be updated to include more IOC's as more information is made available.
git clone https://github.com/rjsudlow/proxynotshell-IOC-Checker
Run the following command in an elevated PS shell from the affected server:
.\proxynotshell-IOC-Checker.ps1 'Path\to\Logs\'