Antivirus Scanners Face Difficulty in Detecting Malicious Code
According to a researcher at FireEye, whose analysis published on November 20, 2008, the technique of malicious code writers to make numerous variations of malicious software for bypassing antivirus defenses works quite well.
Stuart Staniford, Chief Scientist, FireEye, said that he made use of 217 binaries (digital code to write application programs) that were flagged as malevolent by the product of his company to detect web infections. He submitted them to VirusTotal. It is a service which collects responses of 36 antivirus scanners.
The research revealed that online attackers use a particular code for a short period of time so that it could not be detected by » SPAMfighter News - 05-12-2008