Category Archives: winupack

Tutorial: Finding the OEP of an Upacked binary file

…because all the other tutorials I’ve been able to find on this subject are not so easy to read.

This is going to be a long post, but hey, at least it’ll have lots of pictures!

Alright, in this tutorial I’m going to attempt to explain how to find the OEP (Original Entry Point) of a binary executable that has been packed with the Upack/WinUpack packer. I just recently learned this myself, so please excuse any errors this tutorial might have. In this tutorial, the following tools are used:

Continue reading

4 Comments

Filed under binary, disassemble, ida, lordpe, oep, peid, reverse, upack, windows, winupack