Hi,
Upon checking the logs it's showing same symptoms in the logs
You should always refer this article while installing SEP on windows 8 machine.
- Disable Windows Defender before installing the SEP client
- Remove KB2781197 before installing the SEP client
http://www.symantec.com/business/support/index?page=content&id=TECH203996
If not helped then need to log a case with Support.
How to create a new case in MySupport
http://www.symantec.com/docs/TECH58873
How to Create and Validate a SymAccount for using Symantec's MySupport
http://www.symantec.com/docs/HOWTO31127
How to update a support case and upload diagnostic files with MySupport
http://www.symantec.com/docs/TECH71023