Qhost

Qhost was first spotted on September 4, 2005 by F-Secure. Several malicious applications, for example Agobot backdoor, modify Windows HOSTS file to block access to web-sites & update servers of several anti-virus companies. As a result, web-sites of anti-virus vendors become inaccessible & anti-virus applications...
Remove Qhost

Similarities:

Adware-Sipspi - 2005-04-13
W32.Chod.D - 2005-01-06
W32/Traxg-C - 2005-01-24
W32/Loosky-AE - 2006-04-12
W32/Bropia-S - 2005-04-24
W32/Bagle-AI - 2005-05-06
W32/Kelvir-D - 2005-01-07
Backdoor-SX - 2005-09-23
W32/Baba-C - 2005-05-09
Exploit-WMF.c - 2006-04-05
W32/Agobot-NS - 2004-04-22
MS05-055 - 2005-07-03
Malam.A - 2004-06-01
SymbOS/Commwarrior.a - 2005-10-01
WORM_LOCKSKY.AB - 2006-06-05

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