Herss.eze infection

*Sigh* Again. I can't find anything on it on the web - can anyone help me?
It's in my Temp folder, and it's been detected by Windows Defender. What should I do?

Log from Windows Defender:
Summary:
Auto Start change occurred.

This agent monitors the various mechanisms that software can use to automatically start when you log on to Windows. Programs that auto start can affect system performance and start without your knowledge.

Path:
C:\Documents and Settings\LI-0003\Local Settings\Temp\herss.exe

Detected changes:
regkey:
HKCU@S-1-5-21-136150410-899049063-3461033054-1006\Software\Microsoft\Windows\CurrentVersion\Run\\cdoosoft

runkey:
HKCU@S-1-5-21-136150410-899049063-3461033054-1006\Software\Microsoft\Windows\CurrentVersion\Run\\cdoosoft

file:
C:\Documents and Settings\LI-0003\Local Settings\Temp\herss.exe

Advice:
Permit this detected item only if you trust the program or the software publisher.

Publisher:
Not available

Digitally Signed By:
NOT SIGNED

Product name:
Not available

Description:
Not available

Original name:
Not available

Creation date:
2009-11-03 2:07 PM

Size:
112905 bytes

Version:
Not available

Type:
file type unknown

Checkpoint:
Run Keys

Category:
Not Yet Classified