CEOs targetted by sneaky phishing scam

Tuesday, April 15th, 2008

Panos Anastassiadis didn't click on the fake subpoena that popped into his inbox on Monday morning, but he runs a computer security company. Others were not so lucky. In fact, security researchers say that thousands have fallen victim to an email scam in which senior managers such as Anastassiadis are told ...

Crafted EXE files can inject code in ClamAV

Monday, April 14th, 2008

Security service provider Secunia has discovered a vulnerability in the ClamAV open source virus scanner. Attackers can foist code on the appliction using manipulated EXE files. According a Secunia advisory, a boundary error in the cli_scanpe() function in libclamav/pe.c can cause a heap-based buffer overflow. Manipulated PE executables (Windows .exe files) ...

Disinfecting a virus-laden PC

Monday, April 14th, 2008

The first thing is to isolate the computer (no more trading floppies until you're done) and then begin to disinfect it. One of my favorite tools is Knoppix. The great thing about this Linux distribution is that you don't have to know anything about Linux in order to be able to ...

Hackers Increasingly Target Browsers

Saturday, April 12th, 2008

Threats against browsers are getting more sophisticated and branching out into such exotic areas as gaming, experts told attendees at the recent RSA Conference 2008. New attacks from games and virtual-world Web sites can deliver bot-like control of browsers to attackers, said Ed Skoudis, a security consultant with Intelguardians, speaking at ...

Malware filters bad for business

Friday, April 11th, 2008

Up to 80% of Web sites flagged as malicious by antivirus and search engine indexes are legitimate businesses, according to security experts. Experts said while the security industry is on top of conventional spam and phishing attacks, more effort needs to be put into preventing and eliminating so-called drive-by-downloads. The attacks allow ...

Why Your Computer Runs So Slowly

Wednesday, April 9th, 2008

The first thing I suspect when someone tells me that their PC is running slowly is that they may be dealing with adware or spyware. Typically, a computer infected with this type of malware will display other symptoms as well. Odd behavior such as pop-up ads, your internet home page ...

Top 15 Malicious Spyware Actions

Sunday, April 6th, 2008

Spyware authors have ramped up their malicious code to invade users' privacy at unprecedented levels. The following list describes some of the most malicious activities of today's spyware, illustrating the need for solid antispyware defenses. Changing network settings: To prevent signature updates for antivirus and antispyware tools, some spyware alters the ...

Free Protection

Monday, March 31st, 2008

This page was designed to be PC Sympathy's One-Stop Source for protecting your PC, online and offline, from viruses and other malicious programs that you may encounter. Each section below will provide you with the resources you need for various levels of protection. While there are many choices out there, ...

Five of the Dirtiest Malware Tricks

Saturday, March 8th, 2008

If the crooks behind viruses, Trojan horses, and other malicious software were as stupid as they are scummy, we'd have a lot less to worry about. But as protective measures get better at stopping the obvious attacks, online creeps respond with underhanded moves to invade your PC. Here are five ...

Antivirus software too inconsistent

Saturday, March 8th, 2008

Anti-virus technologies are inconsistent when it comes to identifying attacks such as worms, phishing and botnets. That's according to a report from the University of Michigan's Electrical Engineering and Computer Science Department and network security company Arbor Networks, antivirus products are inconsistent at best when it comes to identifying attacks such ...