I ran the scan. Here's the result:

''
Malwarebytes' Anti-Malware 1.50.1.1100
www.malwarebytes.org

Database version: 6028

Windows 6.0.6000
Internet Explorer 7.0.6000.16386

12/03/2011 02:07:05
mbam-log-2011-03-12 (02-06-59).txt

Scan type: Full scan (C:\|D:\|E:\|)
Objects scanned: 232499
Time elapsed: 53 minute(s), 21 second(s)

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

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:
(No malicious items detected)

Folders Infected:
(No malicious items detected)

Files Infected:
c:\Users\I_Jr\documents\documents\Programs\divx plus 8.1 build 1.0.3.58\Keygen.exe (RiskWare.Tool.CK) -> No action taken.
''