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Reverse engineering is the process of discovering the technological principles of a human made device, object or system through analysis of its structure, function and operation.

13 votes
2 answers
12k views

How would I go about rebuilding the IAT of a packed executable?

When executables are packed with a tool such as UPX, the real code and data sections are encrypted or obfuscated, then loaded into memory using an injected decrypter stub. This makes static analysis i …
Polynomial's user avatar
  • 136k
2 votes
1 answer
3k views

What tricks can be used to prevent debugging?

What tricks can be used to prevent or hinder debugging? Examples: IsDebuggerPresent API on Windows Exception handlers used for program flow. GetTickCount / rdtsc checks. Are there any good resour …
Polynomial's user avatar
  • 136k
6 votes
3 answers
2k views

What methodologies are useful when reverse-engineering malware / shellcode?

Whilst I'm familiar with reverse engineering techniques from a technical standpoint, I've never found a good methodology for approaching and dissecting malware / shellcode. I've found hundreds of tuto …
Polynomial's user avatar
  • 136k
3 votes
0 answers
288 views

Is there an easy way to dissect .NET Remoting traffic for reverse engineering?

I'm working on a vulnerability within an application that uses .NET Remoting. I can see from the code that there are a number of potential ways to get RCE, but due to how the application performs its …
Polynomial's user avatar
  • 136k