Questions tagged [exe]

Use this tag when referring to a true .EXE file as opposed to a .COM or .MSI or any other executable.

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56 views

Starting out with reverse engineering. What assembly is disassembled code

I am new to reverse engineering and want to analyze my own exe/dll files. I took a look at nasm and masm and so far I have the feeling that this is unnecessary for me to learn in detail because it ...
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1answer
84 views

How to unpack Armadillo protected software using x64dbg?

I am planning to reverse-engineer a Windows executable that has been protected with Armadillo. When I put the executable through Detect It Easy, the results show that the executable was protected with ...
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1answer
201 views

How to find main() of Windows EXE with Ghidra?

I'm new to Ghidra, my goal is to add localizations for a small EXE program. The program was written in Visual Studio and has Russian dialogs, which I like to convert to English. I've loaded the EXE ...
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36 views

extract file from a compiled java exe

I've an exe compiled with nexe and I want to extract file . I can see all the source code with a Hexviewer but it is a shame to extract each file. I've extract 95% of the source code but I miss some ...
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1answer
101 views

Is there a way to decompress a Fody-Costura generated exe in c#?

There is a program that is possibly a RAT, and I would like to view the source code. After opening the .exe in dnSpy, I was able to tell that it was compressed with Fody-Costura. (https://github.com/...
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49 views

new to malware analysis and disassembly. dotpeek has been helpful. is this unreadable code due to SuppressIldasmAttribute?

just getting into rev engineering malware. i want to get to source on my own. i could use run.any or VT but that's no fun. any reason why this is unreadable the way it is? is it due to the module ...
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63 views

Reversing Windows binary to find where the error is with Ollydbg

I've some experience with gdb and debugging in Linux environment (I'm studying computer science at University and I'm able to handle bof in Linux). The problem now is on a Windows program. I start it ...
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1answer
61 views

FINDING & EXECUTING a function from an exe/dll (not compiled by me)?

my Problem is, i have bought a Huion Kamvas 22 Plus pen display for drawing and painting. On my old Wacom tablet i had some hardware buttons and could map functions/setting of the driver to these ...
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1answer
164 views

idb file and IDA

I've just received from a friend a *.idb file concerning the pe file i'd like to disassemble in IDA. What the file is and how can i load/use it with the exe linked with it in IDA?
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3answers
301 views

How to extract machine code from a file(especially executable) in C

How to get machine code of a file(mainly executables) in C? I have written a C program to convert machine code to assembly. But how to get machine code of a file? How would I go about programming a c ...
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1answer
171 views

What are the way I can reverse engineer an obfuscated C++ program?

I am reverse engineering an program. I encountered a problem where I can't reverse engineer it as the program code is obfuscated. I realised the program is obfuscated thanks to my friend who noticed ...
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2answers
118 views

How would I start to decode this? Asking for help from a friend (Alien Hominid Invasion)

I have literally no idea how to start to decode this kind of a file, but I really want these fonts and a decoder would be huge for the community, so any help would be great. Linked below is a google ...
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1answer
60 views

Force a firmware updater to flash any drive model

For a self-learning project, I want to patch an exe file. I have a firmware updater (exe file) that updates a 20-year old DVD drive (Matsushita model SW-9586-T). I own a commercial version of the ...
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1answer
430 views

Start vs WinMain()

I am trying to analyze a malicious DLL and when I loaded it in IDA, I can see two functions - DLLEntryPoint and DLLMain. I then proceeded to change the format by switching the characteristics bit that ...
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1answer
712 views

How to create executable (create build) from original decompiled exe?

I have reverse engineered exe file using pyinstxtractor.py script. There were around 1120 files in PYZ archive. F:\Python Test>python pyinstxtractor.py test.exe [*] Processing test.exe [*] ...
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1answer
819 views

How to embed PYZ.-00.pyz_extracted folder with entry .py file to generate exe file?

I have decompiled exe using pyextractor script and generated these files: PYZ-00.pyz PYZ-00.pyz_extracted gui pyi_rth_tkinter pyi_rth_multiprocessing pyi_rth_pkgres pyi_rth_win32comgenpy ...
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1answer
135 views

Certain bytes in the memory (RAM) get changed after the program starts. Why?

I'm in a situation where I have an executable file. When I start it within the debugger (x32dbg), with breakpoints set to every occasion (DLL entry, DLL load, Thread start,..), to restrict the amount ...
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1answer
3k views

How to export function from exe file?

I open exe file (running on Windows) in Ida , and saw a function (for example sub_ABC) that I want to export , so I can call this function from c# code. How can I export function that I Know the name ...
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1answer
222 views

How to wrap dump process and execute it in another PC

I debug exe file in Ida , and put breakpoint in some address. I want to create a dump of this process that I can continue running it in another Pc (without Ida) from the point I pause it with ...
4
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3answers
888 views

How to run part of exe file that is being reversed

I reverse exe file with IDA, there is a function (that is running some other function) that I don't want to understand how it works, but I want to run it. How can I run an exe file from a specific ...
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1answer
641 views

(ILSpy) System.BadImageFormatException: Format of the executable (.exe) or library (.dll) is invalid

How to overcome the error message while trying to open the exe in ILSpy: System.BadImageFormatException: Format of the executable (.exe) or library (.dll) is invalid. at Mono.Cecil.PE.ImageReader....
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1answer
1k views

I want to decompile a exe and change the code to not need Admin to run

I want to decompile an .exe and change the code to not need Admin to run. I know that it does something with: <requestedPrivileges> <requestedExecutionLevel level="requireAdministrator" ...
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2answers
3k views

What kind of code would produce this assemby with loads of jump statements?

00EE16CC . E9 DFBB0000 JMP BinFile.00EED2B0 00EE16D1 . E9 64AF0000 JMP <JMP.&MSVCP140D.?pptr@?$basic_streambuf@DU?$char_traits@D@std@@@std@> 00EE16D6 . E9 15DB0000 JMP BinFile....
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3answers
2k views

Is there any way to get my own image base without calling any WinAPI functions, such as GetModuleHandle?

Is there any way to get the image base of an .exe without calling WinAPI functions (i.e. imported functions) so that it can't be easily viewed in a disassembler/debugger? I've been thinking of ...
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1answer
281 views

Why doesn't IDA break on the WriteFile function?

I searched all places in IDA that call the imported WriteFile function and put a breakpoint on them. But while debugging I saw with ProcMon that my exe wrote to the file but even though it did not ...
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1answer
213 views

Catch connection string between exe and mdb

I have an exe file that read and write from a local DB file. I checked this file with Detect It Easy and it shows that this is a mdb file. I can open this file with microsoft access, and watch all ...
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1answer
2k views

How to see all my comments on idb file

I add some comments to exe file with ida(save on idb). Is there any simple way how to see all my comments in 1 windows?
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0answers
655 views

Dump c++ class definitions from .exe + .pdb on windows

Is there any way to dump C++ class definitions on windows if executable and PDB files are available. I've seen this done before using gdb but haven't had any luck doing this on windows. I've tried ...
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0answers
502 views

Decompiling or modifying .exe file generated from .jar

I have one .exe file which is generated from .jar file but I'm not sure how it was made. I cannot open it with winrar or something. I need to modify it or just to decompile it. Any answer should be ...
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1answer
2k views

How to change the strings in rdata section of a executable file?

I'm a programmer and have an application (an executable file that maybe compiled from a c++ source). It has an rdata section (read-only data section) that include many (several thousand) strings of ...
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1answer
297 views

Change URL a program sends data to

I'm pretty new to reverse engineering, and I have several times seen that programs make requests to certain websites with specific host names. I tried to use a debugger and checked for the URL it ...
2
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1answer
112 views

Help reading a variable from an address in an executable?

** Edit ** After some great help from @tylernygaard I have discovered that the same variable is being written to two difference places in the memory. They are both 'static' addresses. Problem solved. ...
2
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1answer
4k views

Is it possible to extract / read a variable out of a running .exe file?

I am completely new to Windows programming so please excuse any naivety on my part when asking this question. I'll briefly describe my situation and then hopefully you'll be able to answer my question....
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1answer
414 views

Crack an executable in PE [closed]

So I noticed that I can write something in PE from the executable For example if I write 1911 he tells me [!]Cracked By RAZOR 1911 But if I write something else it will not tell me anything. What ...
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1answer
2k views

Trying To Read Code From Call of Duty [closed]

Before I begin I want to say for whatever reason the site wouldn't let me post this unless I didn't have the coding so I just linked it instead of it being here. This is most likely the most stupid ...
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1answer
392 views

EXE Encryption Techniques

Are there any tutorials available for learning how to do encryption of an EXE ? I am particular interested on how it decrypt's itself and runs in memory. If there are any tutorials or post that ...
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2answers
9k views

How to extract code form .exe file having signature Borland Delphi 6.0 - 7.0 [Overlay] [closed]

when i input .exe file to PEiD v0.95 it gives output like "Borland Delphi 6.0 - 7.0 [Overlay]" Now i want to retrieve code from .exe file. So how to do that . Can any one give me right path for that.
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1answer
2k views

Is it possible to decompile an executable into Visual Basic source code when you do not know what language the program was written in?

I need to decompile an executable file into its source code and put the source code together again in such a way that it can be recompiled and work as it should. The only issue that I have with this ...
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3k views

How to turn a .dll file into a .exe file for ollydbg?

I have a dll file which I want to analyze/debug. To do that, I use ollydbg. But when I open the file with ollydbg then the following message appears : File 'C:\..........\Conficker.exe' is a ...