Help, BSOD problems

Hi,
I have a problem, every time that i play a game ( doesn't matter what game i play ) my pc crashes and i get a BSOD, almost everything it is a different one.
I have a hijackthis log maybe this will help.
I also updated all my drivers.
Please help :(

here are my specs :

AMD Athlon(tm) 64 X2 Dual Core Processor 6000+
3.11 GHz Performance Rated at 9.00 GHz
3.0 GB RAM
Microsoft Windows XP Home Edition SP 3
NVIDIA GeForce 9600 GT

It appears that your Host Files have bee hijacked. You will need help to remove this and you will nee to run the additional cleaning programs and present the logs. TS is temporarily short of malware cleaning helpers but you can get help on the Virus and Malware Removal Forum (http://www.tech-101.com/virus-malware-removal/).

Please follow the priminary removal instructions on the site.