Software breakpoints are useless against Themida 3.x (integrity checks). A better unpacker uses exclusively. However, Themida 3.x also checks the Drx registers. Therefore, the unpacker must:
The protection includes sophisticated checks for debuggers (x64dbg, WinDbg), virtual machines, and hardware breakpoints.
This article is highly regarded because it moves beyond simple automated scripts to explain the manual repair process required after a tool like has done the heavy lifting. Top Tools & Resources for Themida 3.x themida 3x unpacker better
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Hiding the real locations of external functions to prevent the program from running after being dumped from memory. Reverse Engineering Stack Exchange Are you attempting to unpack a native C++ application .NET program Unpacking and Repairing the TERA Executable Software breakpoints are useless against Themida 3
It's essential to be realistic. "Better" in this context means a significant improvement over what existed a few years ago, but it does not mean a magic bullet. Even the best tools have notable limitations.
However, the better approach for professionals involves a combination of custom scripts for (specifically, the ScyllaHide plugin with advanced VMX-root settings) combined with manual tracing. Reverse Engineering Stack Exchange Are you attempting to
This solves the "splitted memory canvas" problem.