Recently, there have been more users upgrade the latest version of McAfee VirusScan virus database after 5664 vulnerable to the phenomenon of manslaughter, a number of legitimate system files will be identified as Trojans were isolated VirusScan anti-virus software, and even lead to serious users of the machine appears blue Ping of Death phenomenon. At present we have not received details about the fault information, according to this and this forum to reflect the situation in Germany, Italy and other countries have a similar situation, while a British users of its services to customers under the machine 70 after the virus database upgrade also the same symptoms.

The British user said: “my clients about half of the machines installed after the update there are failures, antivirus software system to document the legal wrong as a Trojan horse.” And when he had work in their normal notebook After installing updates, also found fault, antivirus software system winvnc.exe to legal procedures, such as miscarriage of justice for the infected files, and attempts to isolate these documents, the final result of this notebook’s operating system completely unable to work.

However, it is probably the United States as a result of the National Day holiday at the time, so McAfee U.S. office staff did not reflect the rapid end.

In accordance with the description of these users, when using an older version of VirusScan upgrade after the new virus database 5664, it is prone to such failure. After the failure of many legitimate VirusScan will be identified as a system file called “PWS! Hv.aq” Trojan horse program, and even their use VirusScan document is also considered McScript.exe Trojans.