Issue: User account is constantly getting locked out, Credential Manager shows no cached passwords. There are situations where the NT LOCAL SYSTEM context stores passwords that are not visible in Credential Manager view

Resolution (Requires PSExec Tool): 

1. Run: 

   psexec -i -s -d cmd.exe

2. Run:

   rundll32 keymgr.dll,KRShowKeyMgr

3. Different Credential Manager view is displayed (Running under SYSTEM context)
4. Remove any entry that is present on this list.

Syntax: 

-i = Run the program so that it interacts with the desktop of the specified session on the remote system.

-s = Run remote process in the System account.

-d = Don’t wait for application to terminate. Only use this option for non-interactive applications.