This limitation in detecting new, customized or targeted malware may be changing though, as antimalware software is including more behavioral-detection capabilities in its core functionality. Antimalware has included heuristic functionality for many years, but the recent advancements in behavioral detections are a significant improvement over heuristic detection. The behavioral detections can be more generic than traditional signatures...
because the antimalware software can find malicious behavior -- such as programs accessing saved passwords or sending passwords to an external website -- and then potentially block it or detect as malicious the file(s) being used by the malware to access passwords and quarantine them.
Dig deeper on Malware, Viruses, Trojans and Spyware
Related Q&A from Nick Lewis, Enterprise Threats
Chameleon malware targets insecure wireless access points. Enterprise threats expert Nick Lewis explains how to defend against the malware.continue reading
The Zeus malware is threatening RTF security by embedding itself in the file, which is commonly seen as safer than other file formats such as PDFs. ...continue reading
Enterprise threats expert Nick Lewis explains how to detect and avoid one of the most advanced malware threats: The Mask.continue reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.