好厉害的木马病毒！谁能解

最近在网吧上网偶发现一种很厉害的病毒！我刚刚登上QQ就被提示错误叫我重新登陆！后来用AVAST杀毒软件一查才发现原来有一个木马在搞怪！哎，想把它宰了，可是发现这家伙很厉害！现在请求大家帮个忙啊！先谢了！
病毒描述:名字Snav.dll
i l e I n f o $  T r a n s l a t i o n ?HKCR
{
Snav.SearchHook.1 = s 'SearchHook Class'
{
CLSID = s '{635A7AFA-FB22-4A4E-8AB8-C85CFAB14626}'
}
Snav.SearchHook = s 'SearchHook Class'
{
CLSID = s '{635A7AFA-FB22-4A4E-8AB8-C85CFAB14626}'
CurVer = s 'Snav.SearchHook.1'
}
NoRemove CLSID
{
ForceRemove {635A7AFA-FB22-4A4E-8AB8-C85CFAB14626} = s 'SearchHook Class'
{
ProgID = s 'Snav.SearchHook.1'
VersionIndependentProgID = s 'Snav.SearchHook'
ForceRemove 'Programmable'
InprocServer32 = s '%MODULE%'
{
val ThreadingModel = s 'Apartment'
}
'TypeLib' = s '{4F87EBCD-FBF4-4ADD-980A-D9EDC6C8FDE5}'
}