Please follow the below steps.
1. Update Realtek LAN driver.
First download an save Win8 and Win8.1 Auto Installation Program version 8.020 from the below link.
Disconnect the internet and then uninstall "Realtek Ethernet driver" from "Control Panel --> Programs" or via device manager.Reboot the system when completed. Now install the latest version we downloaded.
2. Uninstall SPTD.
SPTD is came with a number of virtual CD programs like "Daemon tools" and it is known to cause BSOD in "Windows 7" and "Windows 8". Windows 8 doesn't require a third party driver to mount ISO images. First uninstall "Daemon Tools" from the system. Then download and run SPTD removal tool from the below link.
Press the "Uninstall" button to remove SPTD.
Here is a guide on how to mount ISO images in "Windows 8" : How to mount an ISO image in Windows 8
3. Uninstall "Networx".
There is a well known issue exists with "Networx" and torrents which may cause the exact type of blue screens you are experiencing. Please uninstall "Networx" completely from the system.