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July 11, 2005 2:50 PM PDT

Report: Computer hijacking on the rise

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Personal computers that play unwitting host to "zombie" code are proliferating at a startling pace, according to a new report.

Incidents involving the malicious code, also known as "bot" code, reached 13,000 from April through June, according to a report from antivirus-software maker McAfee. That's quadruple the number tracked by the company in the previous three months. McAfee estimated that 63 percent more machines were exploited by bot programs and by spyware and adware--their slightly less insidious, but more common, cousins--in the first six months of this year than in the whole of last year.

Computer security experts have identified zombie networks, or networks of systems with bot software installed, as a rising threat to consumers and businesses. The programs spread to vulnerable computers via chat room servers and file-sharing networks, experts said, and often go undetected by the PCs' owners.

Intruders can remotely control a network of infected machines to launch attacks on other computers and Web sites, spread spam and steal data, for example. Like most worms and viruses, zombie programs largely target machines running the Microsoft Windows operating system.

Spyware and adware also implant themselves surreptitiously on the computers of unsuspecting victims. But unlike zombie programs, they are mainly designed to report users' browsing habits and deliver pop-up ads. Such programs have become the scourge of the Internet, often frustrating people's Web experience and tying up their computers' processing power.

Public outcry over such programs has reached lawmakers' ears. Several anti-spyware bills are under review by Congress. The U.S. Federal Trade Commission and its counterparts abroad recently announced that they'd urge Internet Service Providers to crack down on zombie perpetrators. New York Attorney General Eliot Spitzer filed suit against Web marketer Intermix Media in April, charging it with being a source of adware and spyware programs that hinder online commerce and security.

But McAfee remains pessimistic about the fight against what it calls "potentially unwanted programs."

"There are four anti-spyware bills working their way through Congress to help tackle this growing problem, but we believe the problem is only going to get worse," Vincent Gullotto, a McAfee vice president, said Monday in a statement.

McAfee also said it saw a 12 percent increase in the number of new unwanted programs created in the past three months, compared with the previous three months.

The reported number of overall computer security vulnerabilities climbed about 5 percent in the second quarter, compared with the same period last year, exceeding 1,000 on various computing platforms, the company said.

A growing number of attacks are being launched with the goal of financial gain, McAfee noted. Some attackers use programs to steal financial data, while others attempt to hold a person or group ransom by gaining complete control over a machine or network.

McAfee also warned that researchers have discovered a new method for hacking cell phones using the Bluetooth wireless protocol. The technique allows an attacker with special equipment to connect to a Bluetooth handset without authorization.

See more CNET content tagged:
McAfee Inc., zombie, bot, adware, Cisco Systems Inc.

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Who else gets targeted?
by July 12, 2005 5:24 AM PDT
"Like most worms and viruses, zombie programs largely target machines running the Microsoft Windows operating system."

Besides MS Windows, who else gets targeted by zombie programs? Oh, please do tell!
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Everyone including the zombie programmed computers
by July 14, 2005 3:52 AM PDT
The issue of rampaging worms and viruses in the computer system has made a very remarkable move by creating its awareness to the world that very soon even the microsoft organisation would be taken up unawares.
The only Key to this problems existing now is to produce an antivirus very specially made programmes to lock up specially areas in the windows and Jv viewers or else would be struck and that means that most computing system has to pay very high to grant acess since the primary motive of the hackers is to make money for thierselves.
MICROSOFT NEEDS TO WAKE UP FASTER
by July 14, 2005 4:03 AM PDT
The microsoft incooperation has made a very remarkable impression on people that they are the real devils existing in the computer industry but if we may purse and ask ourselves this rhetoric "if trully they are the wizards why then can't they lock up the hackers from the network?"
The answer is simply because its takes time for a small wizard to grow and when he grows he indeed would be looking for a way to be like its owners in orders the current hackers has be trained by scientist but now they trying to greater than their masters.
I am hereby suggesting for the microsoft incooperation to create a computer programme that can lock hacker from their networks and endeavor to ensure database integrity within their members so as to prevent the internet flaws.
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