Spyware name: Security Tool

· Annoying pop-ups. Alerts and warnings appearring frequently and stating that the computer has been infected. It also can be promotional message asking to register or buy some rogue program.

· Blue Screen of Death (BSOD). Officially known as a Stop Error, displayed by the Microsoft Windows upon encountering a critical error, that causes the system to "crash." Usually it can be recognized by a message in on a blue background, which is displayed in a full screen mode.

· Corrupt online scanner. Online scanner is a tool that has an ability to scan computer system without installing a program on computer. The use of corrupt online scanner noticed, which shows user that threats have been detected on his machine.

· Desktop changes. Desktop background (wallpaper) is changed with advertising or warning message promoting fake anti-spyware software. Taskbar together with desktop icons might disapear as well.

· Disabled Task Manager. Blocked from opening either displaying some alert message or without it.

· Exaggerated PC scan reports. Even if the computer is clean scan report stating that the system is infected is generated.

· Fake security warnings. Warnings stating that the computer system is not secure.

· Heavy rogue program advertising. Notices about fake anti-spyware software that are displayed frequently and are disturbing from work.

· Slow computer. Slower computer performance noticed.

· The risk of fraudulent payment. Frequent user persuading to buy rogue program license.