New Phishing Attack Uses Old IE Exploit

Written By
Larry Seltzer
Larry Seltzer
Published: Nov 5, 2004
Updated: Feb 2, 2021
2 minute read
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A new phishing attack is utilizing a vulnerability in Internet Explorer, patched early this year, to hide its true source.

/zimages/2/28571.gifA serious hole in IE opens PCs up for attacks.Click hereto read more.

The attack, called Citifraud.A by Panda Software, takes the form of a Web page or HTML e-mail. It has no means of self-propagation and is therefore termed a Trojan by Panda.

The page or e-mail appears to come from a bank and contains a link that appears to go to the bank Web site. The link uses a vulnerability in Internet Explorer that causes the browser to improperly display the URL of the Web site due to a flaw in a process called canonicalization.

The flaw was disclosed and patched in February.

The link, if followed, actually takes the user to a malicious Web page that requests private account information.

/zimages/2/28571.gifNew measures against phishing attacks may be gaining traction. Read morehereabout the moves to counter cyber-crime.

Users who have patched their system can still receive the attack and click through to the malicious page, but they would see the true URL, which contains a number of unusual features.

Panda Software has categorized Citifraud.A with a threat level of “high.” The companys Web site states that the largest numbers of infections have occurred in South America and southern Europe.

/zimages/2/28571.gifCheck out eWEEK.coms for the latest security news, reviews and analysis. And for insights on security coverage around the Web, take a look at eWEEK.com Security Center Editor Larry Seltzers Weblog.

Larry Seltzer

Larry Seltzer has been writing software for and English about computers ever since—,much to his own amazement— He was one of the authors of NPL and NPL-R, fourth-generation languages for microcomputers by the now-defunct DeskTop Software Corporation. (Larry is sad to find absolutely no hits on any of these +products on Google.) His work at Desktop Software included programming the UCSD p-System, a virtual machine-based operating system with portable binaries that pre-dated Java by more than 10 years.For several years, he wrote corporate software for Mathematica Policy Research (they're still in business!) and Chase Econometrics (not so lucky) before being forcibly thrown into the consulting market. He bummed around the Philadelphia consulting and contract-programming scenes for a year or two before taking a job at NSTL (National Software Testing Labs) developing product tests and managing contract testing for the computer industry, governments and publication.In 1991 Larry moved to Massachusetts to become Technical Director of PC Week Labs (now eWeek Labs). He moved within Ziff Davis to New York in 1994 to run testing at Windows Sources. In 1995, he became Technical Director for Internet product testing at PC Magazine and stayed there till 1998.Since then, he has been writing for numerous other publications, including Fortune Small Business, Windows 2000 Magazine (now Windows and .NET Magazine), ZDNet and Sam Whitmore's Media Survey.

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