Filename:
win32k.sys

Behavior:
1. Modifies Windows registry
2. Changes Internet Explorer search page
3. Duplicates on multiple folders on infected computer

Related to:
Trojan.Vundo

File Directory:
C:\Windows\System32

Startup Type:
N/A

Removal and Protection:
Deleting the file win32k.sys will not help in removing the threat on computer. Antivirus and Anti-Spyware Software are recommended for automatic removal and protection.