Please go to
Jotti's or to
virustotal and have these files scanned. Post the results back here.
C:\Documents and Settings\Owner\Application Data\s?mbols\wowexec.exe
C:\WINDOWS\system\bgtxdii.exe
C:\WINDOWS\system\eiicupd.exe
C:\Program Files\Windows\WinUpdate.exe
==
Post a new hijackthis log too please.