How do packers work? What is binary padding and why is not the same as polymorphism. What is polymorphism in packers? Why is a scantime crypter not a packer? I answer those questions. Malware analysis courses: Buy me a coffee: Follow me on Twitter: 00:00 Intro 01:01 Why learn about packers? 01:36 Packer types 02:30 How packing works 03:50 Misconception: Packers inject stub into target 05:03 How packed files execute target file 06:11 Legit and malicious packers? 07:00 Misconception: Scantime crypter are packers 08:02 Target file placement in the stub 09:12 Binary Padding and why it is no polymorphism 10:03 Polymorphic packers 10:49 Oligomorphic packers 11:47 How polymorphism helps malware evade AVs 13:36 Metamorphism does not apply to packers Revealing Packed Malware: #malware #malwareanalysis #reverseengineering #unpacking #packers