Manually De-virtualizing a VMP 3.9.4 cmp/jne Handler Sequence
Manually de-virtualizing a VMProtect 3.9.4 cmp-jne handler sequence, tracing the handlers to recover the original comparison logic, with a full walkthrough of the technique.
Tag: handler
VMProtect 3.8.1 Obfuscation Strategies Explained
VMProtect 3.8.1 obfuscation strategies, cataloging the transformation techniques it applies to protected code and how each complicates analysis, and the gotchas flagged along the way.
Analyzing and Recovering a Major Company's VM Protection
Recovering a VM-protection bytecode-to-native compiler, mapping virtual instructions back to real ones to de-virtualize the protected code, including the pitfalls and the fix.