"smc -stop" command is executed to stop Symantec Endpoint Protection service (ccSvcHst.exe) but command does not terminate ccSvcHst.exe.
debug.log :
2019/04/01 13:55:17.636 [4284:4288] Service request event handle: 00000118
2019/04/01 13:55:17.636 [4284:4288] Sending CLCMD_STOPSERVICE_PASSWORD command
2019/04/01 13:55:17.636 [4284:4288] Smc password verification failed.
Symantec Endpoint Protection 14.2 MP1 on Windows Server 2008 R2
This issue is fixed in Symantec Endpoint Protection 14.2.1 (14.2 RU1). For information on how to obtain the latest build of Symantec Endpoint Protection, see Download the latest version of Symantec Endpoint Protection.