Internet Temporary Files
Today I found a sheur.bubo trojan horse residing in my Internet Temprary Files folder while scanning with AVG 8.0. The identified file is update.exe in the Content.IE5\XUQ4H9L4 folder. I tried to google this trojan but not much of info can be found. Well, at least the virus is now under AVG virus vault, behind the bar. Not sure if this is a false positive.
Opps, the title should be Internet Temporary Files, a bit carried away. This folder is used by Internet Explorer working as a cache for all the resources that you access using the Microsoft de facto browser. It can be the images, text, sound, etc that contain in the website you visited. The intend of this redundancy is to allows the browser to load much fast if you happen to revisit the site. The browser can simply just pickup this static info from the cache.
Opening your browser is the first and foremost most computer users do. Obviously, the more you use the browser, the greater the size of the Internet Temporary Files folder. Thus, taking up your precious hard disk space. One way to purge this cached data that mostly not used is by using the System Tools call disk cleanup. This tool comes with Windows and it is free. You can find it under your Start Button -> Accessories -> System Tools -> Disk Cleanup.
Disk Cleanup will first calculate the space will be free up, which depends on your disk size might goes from minutes to hours. Then it will show you a summary of what file can be delete and the size of space you can free up. In my case, I can free up 118MB free space if I choose to clean my Internet Temporary Files, and I did 
