x64dbg UPX Unpacking Simulator

Interactive walkthrough — learn how to unpack a UPX-packed binary, find the OEP, and dump with Scylla.

x64dbg — helloworld_packed.exe
Disassembly — CPU
Memory Dump
Registers
Scylla — Import Reconstructor  (Plugins → Scylla in real x64dbg)
Process:helloworld_packed.exe
OEP:0x00401000
Paused — system breakpoint ntdll.dll
Built for learning malware analysis — packer/unpacker concepts. Part of a personal study project.