Because the session is a fragile miracle. And is the hand that holds the glass.
Every time you enter your password, every time a service impersonates a user, every time a terminal session forks into the void of winlogon , lsass , and csrss —there watches. It is the gatekeeper of \\.\Pipe\InitShutdown , the silent auditor of logon IDs, the one that knows which session owns which desktop heap. lusmgr.exe
To confirm the nature of this file, perform the following checks: Because the session is a fragile miracle
To ensure the security and integrity of lusmgr.exe: the silent auditor of logon IDs