You may find this interesting - automated ways to unwrap these multilayered packers:<p><a href="http:&#x2F;&#x2F;marionjy.loria.fr&#x2F;wp-content&#x2F;uploads&#x2F;2015&#x2F;10&#x2F;codisasmSlidesCCS2015.pdf" rel="nofollow">http:&#x2F;&#x2F;marionjy.loria.fr&#x2F;wp-content&#x2F;uploads&#x2F;2015&#x2F;10&#x2F;codisasm...</a><p>50 levels is pretty low compared to what modern packers have; according to those slides, 100+ is not uncommon, hence the need to automate the process.