[INFO]
AnalystName=Andrei Brasoveanu
AnalystEMailID=brasoveanua@comodo.com
Team=Romania
Date=29-JUN-2010
Type=TrojWare
Platform=Win32
SubType=TrojanDownloader
Family=QQHelper
Variant=

[OVERVIEW]
This trojan accesses remote websites or servers in order to download and install additional malicious software on the victim machine without the user’s knowledge or consent.

[TECHNICAL_DESCRIPTION]
It can download and install,without the users's consent,a chinese or korean toolbar,that provides direct links and search capabilities to/for chinese or korean websites.
It can also modify the browser's settings an change the homepage to an unwanted advertising/mature content website.

[SYMPTOMS]
Since the downloading process is done 'silent', as it uses different techniques to conceal its presence, there are no visual symptomps. 

[DISINFECTION]
Install and scan your computer with Comodo Internet Security to remove these threats.