I dont Know how true this is
just be careful, is all i can say
Delma
Google results poisoned with malicious links
Security threat found on legitimate websites
Robert McMillan

A new attack that peppers Google search results with malicious links is 
spreading quickly, the US Computer Emergence Response Team has warned.

 The attack, which has intensified in recent days, can be found on several 
thousand legitimate websites, according to security experts. It targets 
known flaws in Adobe's software and uses them to install a malicious program 
on victims' machines, CERT said.

The program then steals FTP login credentials from victims and uses that 
information to spread further. It also hijacks the victim's browser, 
replacing Google search results with links chosen by the attackers.

Security experts started tracking the attack in March, when it had infected 
several hundred websites, but in recent weeks the number of infected sites 
has jumped dramatically. The attack has been called Gumblar because at one 
point it used the Gumblar.cn domain, though on Monday it had switched to a 
different one.

Security vendor ScanSafe has counted more than 3,000 infected websites, up 
from around 800 just over a week ago.

That kind of continued growth is unusual, according to Mary Landesman, a 
senior security researcher with ScanSafe. Attackers have launched many 
widespread web attacks over the past few years, but after a few months the 
total number of infected sites usually drops as webmasters clean up their 
servers.

With Gumblar, more and more sites are now being infected. Landesman believes 
it's because Gumblar's creators have been good at obfuscating their attack 
code and making it harder to spot on infected sites. And because they've 
been stealing FTP login credentials, they've been able to use a few new 
tricks to get their software onto the sites. "They're doing things like 
changing folder permissions . and leaving behind multiple ways that they can 
get back into the server," she said.

Still, web attacks have become so widespread that Gumblar remains a 
relatively small-scale phenomenon, according to Symantec Security Response 
Product Manager John Harrison. Last year, Symantec counted 18 million online 
attacks against its customers. With Gumblar, it has counted 10,000. "It's 
really just another day with drive-by downloads," he said. "There really are 
so many of these."

Security experts say that if you're using a fully-patched system with 
up-to-date security software, you should be protected from these attacks. To 
date, they've worked by hitting the victim with malicious PDF or Flash 
files.

PC Advisor news letter



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