Actually, this annoying pop-up virus is categorized as a stubborn browser hijacker. Once the PC gets infected by this virus, every time users open a tab in the browser, Start.search.us.com will display advertisements and sponsored links in the search results. And users should learn that, this virus can capture their online activities and collect the important information. That’s why uses can find the ads displayed are kind of familiar to their recent browsing. The browser hijacker takes over the screen, and block with unrelated information within the screen.
Screen shot of Start.search.us.com

Start.search.us.com is technically not a virus, but it express many malicious characteristics. Such as rootkit capabilities to hook deep into the operating system. It also has the ability to change its registries, escapes from the detection. If users think that remove the related programs from the Control Panel, it is wrong. The tricky Start.search.us.com has already invaded into the system, even though users just find the browsers are hijacked. The hijack virus firstly intrudes into the browser default settings. It can modifies the settings and pretends itself to be legal. If you only uninstall the related programs, how about the related files, the extensions and the registries?
What will Start.search.us.com do to your PC?
- It pops up ads randomly to interrupt your online browsing.
- It redirects you to unfamiliar sites automatically.
- It brings other harmful infections into your system.
- It hijacks your browser and collects your confidential information such as banking data, credit card password.
- It changes its registries and disguises itself to do further harm to the PC.
How can you totally remove the Start.search.us.com quickly?
Uninstall the related programs of the Start.search.us.com from the Control Panel

End all the running process responsible for this redirect virus

Remove the add-ons and extensions related to the virus in the browsers ( take Chrome as an example)
Open your Google Chrome->Wrench Icon->Tools->Extensions->Uninstall the related add-ons or extensions.

Delete the related entires in the Registry Editor.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run\Start.search.us.com
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ Start.search.us.com
HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = C:\WINDOWS\Network Diagnostic\
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “WarnOnHTTPSToHTTPRedirect”\extension = 0
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Chrome Settings “WarnOnHTTPSToHTTPRedirect” = 0
Note: Please be careful while removing files and registry entries from your system. Any mistaken operation can lead to system crash and data loss.Please click here for professional help.
