That is only a partial log. Plz post the whole log next time you're here. :)
1st of all stop the following process in Task Manager:
winproc32.exe you may have to try several times.
Unzip HJT into it's own permanent folder before doing anything in order for it to create backups. (Not a temporary folder or the desktop & not directly on your hard drive). Close all (browser) windows & rescan with hijackthis. When the scan is finished place a check in the box to the left of the following entries & click 'fix checked' :
R1 - HKCU\Software\Microsoft\Internet Explorer,SearchURL = http://4-counter.com/?a=2&b=cr
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://prosearching.com/searchbar.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://prosearching.com/searchbar.html
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = prosearching.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://prosearching.com/searchbar.html
R1 - HKLM\Software\Microsoft\Internet Explorer,SearchURL = http://4-counter.com/?a=2&b=cr
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://prosearching.com/searchbar.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://prosearching.com/searchbar.html
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://prosearching.com/searchbar.html
O2 - BHO: (no name) - {5A216122-3C76-EE4B-C376-7B01E34E885B} - C:\PROGRA~1\BUILDP~1\Pile bold.dll
O2 - BHO: (no name) - {5DAFD089-24B1-4c5e-BD42-8CA72550717B} - C:\Program Files\SurfAssistant.com\saiemod.dll
O3 - Toolbar: thisbrowsemapi - {67C18388-5F87-4CDC-77F4-2F597BA623A6} - C:\PROGRA~1\BUILDP~1\Pile bold.dll
O4 - HKLM\..\Run: [RECT BASE] C:\PROGRA~1\FORKCO~1\Daletray.exe
O4 - HKCU\..\Run: [Windows Internet Protocol] C:\WINDOWS\system32\winproc32.exe
O16 - DPF: {10000000-1000-0000-1000-000000000000} - ms-its:mhtml:file://C:\MAIN.MHT! http://d.dialer2004.com//yourhard/main.chm::/load.exe
Reboot into safe mode following the instructions here & navigate to & delete
C:\PROGRA~1\BUILDP~1< folder
C:\Program Files\SurfAssistant.com< folder
C:\PROGRA~1\FORKCO~1< folder
C:\WINDOWS\system32\winproc32.exe< file
Reboot normally.
Download CWShredder from here & run it. Select the fix button & it will get rid of everything related to CoolWebSearch that is stored in it's database. Close ALL windows, including IE, before running CWShredder.
To help prevent this from happening again, install the patches for the vulnerabilities that this hijacker exploits by going here for your critical updates.
Reboot after doing this & post another log please.