Well you are right about the fact, that your friends computer is royally infested with malware anyway here is an analysis of your hijackthis log
http://hijackthis.de/logfiles/c71d91...908db5fb2.html
see the results your-self. about 36 nasty entries there.

simple rules to get rid of this infections
1. use a spyware cleaner like spybot : security.kolla.de or www.lavasoft.de
2. run these scanners in safe mode also
3. switch to firefox web browser
4. use an anti-virus
5. use a good firewall- monitor its logs, and creat rules with care !
5. update update update and update
also use imminuse feature in spy.bot
anyway running above mentioned anti-spyware software should do the job for you