Adware:Win32/Hotbar is an adware program that displays advertisements to as you browse the web.

It also installs other adware components related to Win32/ClickPotato and Win32/ShopperReports. Hotbar also installs "skins" that make Internet Explorer, Outlook, and Outlook Express look different.

It may be installed on your computer alongside other software, or you may have downloaded it from a website that mimics another one, such as those seen below:

Worm:Win32/Zotob.Q is a network worm that exploits the Plug-and-Play vulnerability discussed in Microsoft Security Bulletin MS05-039. The worm targets computers running Microsoft Windows 2000 that do not have MS05-039 installed. The worm can also infect computers running other versions of Windows operating systems if it is delivered through e-mail, instant messaging, or some other means.

Worm:Win32/Zotob.Q is a network worm that exploits the Plug-and-Play vulnerability discussed in Microsoft Security Bulletin MS05-039. The worm targets computers running Microsoft Windows 2000 that do not have MS05-039 installed. The worm can also infect computers running other versions of Windows operating systems if it is delivered through e-mail, instant messaging, or some other means.

This program was detected by definitions prior to 1.175.56.0 as it violated the guidelines by which Microsoft identified unwanted software. Based on analysis using current guidelines, the program does not have unwanted behaviors.

This program was detected by definitions prior to 1.175.56.0 as it violated the guidelines by which Microsoft identified unwanted software. Based on analysis using current guidelines, the program does not have unwanted behaviors.

Adware:Win32/ClickPotato is a program that displays pop-up and notification-style advertisements based on the user's browsing habits.

BrowserModifier:Win32/WebEnhancementsMedia is a browser modifier that displays advertisements on a user’s Facebook page, and enables the user to alter the background of Facebook.

TrojanDownloader:ASX/Wimad is a family of malicious URL script commands found in Advance Systems Format (ASF), a file format used by Windows Media, that downloads arbitrary files.

Microsoft security software detects and removes this family of threats. 

These threats can redirect your web browser and download other malware onto your PC.

They can be downloaded in an infected file from a file sharing network, or installed by other malware.

Find out ways that malware can get on your PC.