Systems, methods, and computer readable media for determining whether a computer file (210) has been infected with malicious code by an attacking agent. A scanning engine (205) determines whether the file (210) contains malicious code. The scanning engine (205) includes detection modules (325) for detecting...http://www.google.de/patents/US7469419?utm_source=gb-gplus-sharePatent US7469419 - Detection of malicious computer code