HELP!!!! with TROJAN

So I ran a Norton Scan and it keeps finding this tracking cookie and deleting. In about 5 minutes that cookie comes back. And also theres a registry data that keeps stealing my information. How do I get rid of it.

 

Malwarebytes' Anti-Malware 1.44
Database version: 3723
Windows 6.0.6001 Service Pack 1 (Safe Mode)
Internet Explorer 7.0.6001.18000

10/02/2010 6:13:55 PM
mbam-log-2010-02-10 (18-13-52).txt

Scan type: Full Scan (C:\|D:\|)
Objects scanned: 243713
Time elapsed: 17 minute(s), 41 second(s)

Memory Processes Infected: 0
Memory Modules Infected: 0
Registry Keys Infected: 0
Registry Values Infected: 0
Registry Data Items Infected: 1
Folders Infected: 0
Files Infected: 0

Memory Processes Infected:
(No malicious items detected)

Memory Modules Infected:
(No malicious items detected)

Registry Keys Infected:
(No malicious items detected)

Registry Values Infected:
(No malicious items detected)

Registry Data Items Infected:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoActiveDesktopChanges (Hijack.DisplayProperties) -> Bad: (1) Good: (0) -> No action taken.

Folders Infected:
(No malicious items detected)

Files Infected:
(No malicious items detected)