June 2, 2009 4:10 PM PDT

New malware attack infecting Web sites

by Tom Krazit
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Security firm Websense has put out an advisory warning Web site owners about malicious code that redirects surfers to seemingly safe sites.

About 40,000 Web sites appear to have been compromised with rogue JavaScript code that redirects Web surfers to a fake Google Analytics site, after which they get passed onto a site that tries to exploit Internet Explorer or Firefox vulnerabilities to infect that PC with malware, according to a Websense researcher quoted by Computerworld. Just for good measure, if the site can't find a browser vulnerability, it tries to trick the user into downloading a Trojan.

It's not clear how the sites were compromised, but Computerworld reported the redirect sites are being hosted in the Ukraine, implying that the Russian Business Network is behind the threat.

This is a separate scam from the Gumblar attack that made the rounds last week, according to Websense.

Tom Krazit writes about the ever-expanding world of Internet search, including Google, Yahoo, online advertising, and portals, as well as the evolution of mobile computing. He has written about traditional PC companies, chip manufacturers, and mobile computers, spending the last three years covering Apple. E-mail Tom.
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by dazzone June 2, 2009 4:30 PM PDT
how com you showing mac computer not pc? dont forget mac dont get virus
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by ikramerica--2008 June 2, 2009 5:28 PM PDT
graphic artists do this all the time, showing macs without the Apple logo on them running all sorts of pc things. There's even a commercial for a company that claims to clean up your PC and make it faster, with various users getting a BSOD (a true Windows one), yet each image is grafted onto a Mac...

It's because Macs, especially the laptops, are clean and sleek looking, so art people like them. And of course, many art people own them, so it's easier to take a picture of their own computer and then play with that.

And yes, this malware will likely not impact Firefox for the Mac (and since there is no IE for mac, it can't hurt mac users that way).
by santuccie June 2, 2009 7:02 PM PDT
That's because viruses are targeted, and most politicians and high-profile clergymen happen to use Windows. But there are Trojans written for the Mac, and it has also been shown that the Mac is a sitting duck against drive-by downloads while Linux and Windows Vista are not. When people can easily get past the Mac's authentication mechanism and infect your machine without any interaction from you, do you REALLY think it's any harder to send you a cutesy chain letter and trick you into installing a virus yourself? Hardly. Also, with Vista stocking the shelves now, and Windows 7 promising to impress Vista haters, Mac OS is the most vulnerable OS remaining. And now that we have the iBotnet, and now that the Chinese and Russians have seen the Mac infiltrated remotely four times (3 times at CanSecWest), you can bet that the ItW drive-by downloads are on the way. Apple is so NOT the solution.

BTW, for users of Windows XP and 2000, you can learn how to indiscriminately lock your machine down against remote attacks (including the one this blog talks about) here: http://invincible-windows.blogspot.com/
by ikramerica--2008 June 2, 2009 7:15 PM PDT
uhm, please show me the evidence of "easily getting past" the verification? running with user privileges is not the same thing. it's not safe, but it's not what you are claiming.
by santuccie June 2, 2009 7:28 PM PDT
Here's a PoC example not related to CanSecWest: http://landonf.bikemonkey.org/code/macosx/CVE-2008-5353.20090519.html

Click where you're told, and "/usr/bin/say" will be executed on your machine with user permissions. Sun released a patch for this months ago; don't know if Apple has integrated it yet.

As far as CanSecWest is concerned, just Google "Dino Dai Zovi" and "Charlie Miller." Last year, Vista was apparently successfully infiltrated through a Flash vulnerability on the third day; I can't verify whether or not UAC was enabled.

Apple only has authentication which, just like with limited user accounts in Windows XP, are merely speed bumps to remote attackers, not obstacles. Vista adds ASLR, kernel patch protection, UAC, and a host of other mitigations. And I haven't heard of a drive-by download affecting Linux.
by ikramerica--2008 June 2, 2009 7:33 PM PDT
uhm, please show me the evidence of "easily getting past" the verification? running with user privileges is not the same thing. it's not safe, but it's not what you are claiming.

you are spreading FUD. it was a hack of WebKit, and was patched immediately. WebKit is open source, not Apple. CanSecWest is designed to try to crack Apple. From the way it is marketed to the way they relax rules to the way they identify systems to the way they set up the systems, and the low prize money, it is designed to reward Mac hackers (there is little to no market for Mac exploits), while any good Windows hacker will sell their hack for more than the $10,000-$20,000 prize.

But you are right, once Mac is more exposed, the value of the hacks may go up, and then the CanSecWest successes won't be valuable anymore.
by santuccie June 2, 2009 7:41 PM PDT
@ikramerica--2008:

Actually, we're talking Safari vulnerabilities, drive-by downloads. That's why the Mac keeps getting hacked on day 2, when they could only get Vista on day 3.

And what is this issue about CanSecWest trying to crack Apple? I'm not talking about Hack a Mac. Three different platforms, all worth money, all with bragging rights. According to Miller, he went after Apple not for bragging rights, but for the opposite reason. Read his comments here: http://blogs.zdnet.com/security/?p=2941

Re: FUD, no sour grapes, please. I'm trying to have a civilized debate.
by gertruded June 3, 2009 4:02 AM PDT
The fact is that these 20,000 sites all deliver Windows ONLY malware. Who are the Windows shill thinking thy are kidding?
by santuccie June 3, 2009 8:52 AM PDT
Nobody. Apparently you haven't read the whole thread here, because there's no disagreement over status quo. But just because Chinese and Russian bot herders aren't familiar enough with the shell yet (and Intel Mac is only 3 years old), I find it unwise to confuse status quo with inherent security. They're attacking the Mac now (iBotnet, anyone?), and are certainly well aware after 3 Pwn2Own competitions and 1 public PoC that the Mac is wide open to a drive-by download. Apple has almost 10% of the global market now, making it a profitable target.

When someone says, "dont forget mac dont get virus," that's fooling people. I came to clarify that the Mac doesn't "get viruses" because no one writes them, not because it has a magical kernel. Thank you for seconding my statement.
by Dalkorian June 3, 2009 10:32 AM PDT
@santuccie - my B$ meter is spinning madly reading your posts. I think it would peg, except someone else broke it with equally laughable comments.

Your lack of knowledge regarding Mac's is astounding. I wouldn't know where to start .... maybe by pointing out that OS X is a derivation of OpenBSD ("Darwin")? That's right - it's Unix at it's core.

All those nifty M$ marketing names you pulled out are an attempt at mimicking what Unix has had for the last 40 years. Problem is twofold - first off M$ can't implement anything right themselves without screwing it up to make it proprietary and unfriendly to everyone, second they intentionally made UAC annoying to their customers. They claimed it was to pressure the driver writers to make better code, but the fact remains.

In short, get off the street corner before someone calls the police. Prostitution is illegal, you know.
by santuccie June 3, 2009 12:31 PM PDT
@Dalkorian:

"Your lack of knowledge regarding Mac's is astounding. I wouldn't know where to start .... maybe by pointing out that OS X is a derivation of OpenBSD ("Darwin")? That's right - it's Unix at it's core."
>>>>MY lack of knowledge? Why don't we start with the fact that OS X is NOT based on security-heavy OpenBSD, but rather on FreeBSD and NetBSD. OOPS!! Someone didn't do their homework.

"All those nifty M$ marketing names you pulled out are an attempt at mimicking what Unix has had for the last 40 years. Problem is twofold - first off M$ can't implement anything right themselves without screwing it up to make it proprietary and unfriendly to everyone, second they intentionally made UAC annoying to their customers. They claimed it was to pressure the driver writers to make better code, but the fact remains."
>>>>What are you talking about? UAC has to do with security, not drivers. And the fact that it's been foiling Conficker and Mebroot (which have been plaguing XP users with inadequate security) almost makes it look like MS has a clue. As far as MS not being able to implement anything without screwing it up, I'll point out that the Mac was supposed to have ASLR, and it doesn't work worth a lick. That's why it's always the first to fall at CanSecWest, and why everyone says it's easy and "fun" to go bug hunting on OS X, while Vista is "hard work." We'll have to wait and see if Snow Leopard is any better (and if it turns the firewall back on).

That said, it's mostly Windows loyalists who are talking about how "annoying" UAC is. Obviously they've never used Linux or Mac OS, both of which have their own authentication mechanisms. What exactly do you think UAC does, smart guy? Obviously you haven't even read up on it, much less used it.

"In short, get off the street corner before someone calls the police. Prostitution is illegal, you know."
>>>>I've been shooting down your fallacies for a month now, posting quotes, links, and explanations every time. This is one of the first times you've actually worked up the nerve to try and come up behind me, and what a pitiful effort it was. You don't know nearly enough about computers (Mac OR otherwise) to be rebutting me. Your slip-up re: OpenBSD highlights this fact. Go back to school.
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by gerrrg June 2, 2009 5:44 PM PDT
Pays to use Chrome, eh?
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by santuccie June 2, 2009 7:07 PM PDT
Yes, it does. While there are vulnerabilities in the code itself, no one at CanSecWest has found any way to get through the sandbox yet. The only vulnerability I've heard of concerning Chrome involves using IE with Chrome locally installed (which is one of the reasons why I prefer to use the portable Chromium), and Google has patched that one.
by Hokulea June 2, 2009 7:01 PM PDT
I think it's important to note that the attack vector is a compromised web page and that the exploit relies on java script to redirect. The underlying issues are improperly configured and/or poorly secured web sites.

Running Firefox with the NoScript extension would most likely nip this in the bud. I'm assuming, hopefully, that if someone is smart enough to run NoScript then they wouldn't fall for the fake security warning. Vista users, with UAC turned on, would probably be safer than XP users as long as they don't automatically click past the UAC pop-up.

Anyone can design a web site using a wide variety of apps to do it, even a simple text editor. Just about anyone can write code or scripts. Far too few of them are concerned with security. Secure code can't be emphasized enough, regardless of the OS being used. This emphasis on security needs to be taught by all educational institutions that offer programming courses and followed up by the institutions that offer certification. It's a mindset that needs to be encouraged and reinforced as a priority from day one.
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by davrosthedalek June 3, 2009 4:39 AM PDT
I think its time to lanuch missile strikes at the people who re messing with us.
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by hassan_bin_sober June 3, 2009 8:31 AM PDT
I've killed 25 Russians (soviets) in Afghanistan in 1986 mujahideen). I have no problem killing more!
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by gertruded June 3, 2009 9:57 AM PDT
santuccie, nonsense. Windows is the problem.
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by Michichael June 3, 2009 10:14 AM PDT
Old news. I would like to point out that the payloads consist of a Flash attack, PDF attack, GDI attack and another patched vulnerability attack.

If you're up to date with your Flash, PDF, and MS updates, you're set to go.
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