Start with high-confidence viruses & malware books, then narrow by subgenre or adjacent topics.
Locked Up
Zachary Lewis
Practical Malware Analysis
Michael Sikorski, Andrew Honig
Rootkits and Bootkits
Alex Matrosov, Eugene Rodionov
Practical Binary Analysis
Dennis Andriesse
Black Hat Python, 2nd Edition
Justin Seitz, Tim Arnold
Cybersecurity for Small Networks
Seth Enoka
The Android Malware Handbook
Qian Han, Salvador Mandujano
