C:\Documents and Settings\sam\Desktop\hijackthis\HijackThis.exe
Go here, follow the instructions EXACTLY, especially about putting HijackThis in e.g C:\HJT and NOT on your Desktop or in Temp!. How to remove Begin2Search/Coolwebsearch and Other Nasties
The following items are the baddies; treat them as you go through the instructions.
C:\Program Files\Winamp\winampa.exe
C:\WINDOWS\system32\girigfee\kernel32.exe <<== is a Floodnet virus and attempts to send e-mails to everyone