Questions tagged [oep]

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5 votes
2 answers

Why to dump precisely at OEP while manual unpacking?

What is the exact reason for dumping a process when the Program Counter is at OEP? I haven't found a decent answer. This Link says: In order to identify the IAT structure, Import Reconstructor ...
1 vote
2 answers

how to find OEP when packer runs from original code section?

i think its pretty easy to find the OEP when the packer runs from a different section. there are many tricks, such as running a trace until you hit the codesection, or breaking on writes to the IAT, ...
3 votes
1 answer

What are indicators for hitting the OEP?

for me, it is sometimes difficult to decide if I have hit the OEP when I try to manuelly unpack it. Especially in cases, when it does not begin with the standard function prologue. For example: I ...