For many people, malware analysis means running an anti-virus software scan on their desktop and seeing how many threats were found.
For those that are looking for more, Practical Malware Analysis: The Hands-On Guide to Dissecting Malicious Software is a comprehensive guide to use to systematically understand, analyze, debug and disassemble malicious software.
This is a highly technical and valuable book for anyone who wants to get to the depth of truly understanding how malware works.
At over 700 pages, the book covers nearly everything on the topic.
Infosec guru Richard Bejtlich wrote the forward to the book and he says it best when he writes that armed with this book, you will have the edge you need to better detect and respond to intrusions on your enterprise or that of your clients. He concludes that every piece of malware you reverse engineer and scrutinize raises the opponent cost by exposing his dark arts to the sunlight of knowledge. I could not have said it any better.
For anyone looking for an authorities guide on the topic, Practical Malware Analysis: The Hands-On Guide to Dissecting Malicious Software is required reading on the topic.