Hi Team,
Our security team has found a file in the name of outlookDN.aspx on one of the exchange server that is running CAS roles its running exchange server 2013, the security team is saying this is a malicious file and should not be in the server,
I want to make sure if this file is not required by Exchange server, please see the screenshot of the the file the location is on the exchange directory C:\Exchange Files\FrontEnd\HttpProxy\owa\auth
also they have sent me the below link.
https://arstechnica.com/civis/viewtopic.php?f=2&t=1296279&start=40