Welcome to the Virus Encyclopedia of Panda Security.
It uses several rootkits in order to make its detection more difficult, as it hides the files processes and registry entries belonging to the Trojan. It addds a link to a Chinese website in the section Favorites of Internet Explorer. It does not spread automatically by its own means.
|First detected on:||March 31, 2008|
|Detection updated on:||April 2, 2008|
QQHelper.Z is a Trojan which downloads two rootkits in the affected computer. These rootkits make the presence of the Trojan more difficult, as they hide the files, processes and registry entries belonging to it.
Additionally, it adds a link to a Chinese website in the section Favorites of Internet Explorer.
QQHelper.Z does not spread automatically by its own means. It needs an attacking user's intervention in order to reach the affected computer.
QQHelper.Z is difficult to recognize, as it does not display any messages or warnings that indicate it has reached the computer.>