Virus Hijacks Google Ads


	Virus Hijacks Google Ads

Andy Greenberg

12-21-2007 1:41 PM

594 views

tags:

google, virus, malware, spyware, bitdefender

Andy Greenberg says:

A virus that only targets Google ads? Sounds like the saboteurs at Microsoft are at it again.

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/88e2cd80-554e-4cdc-a972-c093555363a7/2B3EB16F-C9C5-48B3-9035-33C3C2128F5C/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.theregister.co.uk/2007/12/21/ad_hijacking_trojan/" href="http://www.theregister.co.uk/2007/12/21/ad_hijacking_trojan/" style="font-size: 11px;">www.theregister.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2007/12/21/ad_hijacking_trojan/"><H2>Ad hijacking Trojan targets Google</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2007/12/21/ad_hijacking_trojan/"><P>Security researchers have identified a Trojan that hijacks Google text advertisements, replacing them with "ads" from a different provider that are likely to be laced with spyware.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2007/12/21/ad_hijacking_trojan/"><P>The Qhost-WU modifies an infected computer's hosts file, thereby poisoning systems with bogus DNS lookup records. The hosts file matches domain names of websites with corresponding IP addresses. By corrupting the file hackers can redirect surfers to domains controlled by hackers even when users visit a trusted location.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2007/12/21/ad_hijacking_trojan/"><P>"This is a serious situation that damages users and webmasters alike," said Attila-Mihaly Balazs, a virus analyst at Romanian security firm BitDefender. "Users are affected because the advertisements or the linked sites may contain malicious code, which is a very likely situation, given that they are promoted using malware in the first place. Webmasters are affected because the Trojan takes away viewers and thus a possible money source from their websites."</P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/2B3EB16F-C9C5-48B3-9035-33C3C2128F5C/blog/" title="blog or email this clip"><img src="http://content7.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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