Adware:Adware (or spyware) is a small program that is designed to show advertisements (in various form and degrees of intrusiveness) on your computer. It often reports personal information back to its owners. As a result your sense of privacy can be violated.
Sesui is a malware spyware designed to collect user sensitive information such as login names and e-mail addresses and send it out by e-mail. The threat changes the Internet Explorer default home page and attempts to open a predefined video file. It also creates a text file with a Japanese name on the desktop, which asks the user to register to a paid pornographic service.