readprocessmemory

Fast way to search for particular string (or byte array) in another process memory in C#?

Please post a working source code example (or link) of how to search string in another process memory and getting offset of match if found. The similar way its done in game cheating utils which search for values in game memory using ReadProcessMemory. ...

ReadProcessMemory keeps returning 0

I'm currently developing a little hobby project to display health information in a game on my G15 keyboard through VB.NET. When I use ReadProcessMemory via an API call, it keeps returning zero. The MSDN documentation referred me to use the Marshal.GetLastWin32Error() call to find out what is wrong and it returns 1400: INVALID WINDOW HAN...

How to get string from the output of ReadProcessMemory

This is a snippet of my code. Declare Function ReadProcessMemory Lib "kernel32" _ (ByVal hProcess As Long, _ ByVal lpBaseAddress As Long, _ lpBuffer As Any, _ ByVal nSize As Long, _ lpNum...

How to write a Perl, Python, or Ruby program to change the memory of another process on Windows?

I wonder if Perl, Python, or Ruby can be used to write a program so that it will look for 0x12345678 in the memory of another process (probably the heap, for both data and code data) and then if it is found, change it to 0x00000000? It is something similar to Cheat Engine, which can do something like that on Windows. ...

ReadProcessMemory returns a larger buffer (C, windows)

I'm trying to read a process memory using the following code: void readdata(HANDLE phandle, LPCVOID paddress, SIZE_T datasize) { char *buff; SIZE_T dataread; BOOL b = FALSE; buff = (char *) malloc (datasize); b = ReadProcessMemory(phandle, paddress, (LPVOID)buff, datasize, &dataread); if(!b) { printf(...

FOR JNI experts, How Would I use JNI to call ReadProcessMemory? (Read memory from windows applications)

Hey there, I would like to know if theres a possibility to call C++ methods from java. Pretty much I want to be able to read memory processes from java. I know c++, but I Would like to use a higher lvl like java, but still be able to hack into processes memory. Any clues? []'s ...

Python Ctypes Read/WriteProcessMemory() - Error 5/998 Help!

Please don't get scared but the following code, if you are familiar with ctypes or C it should be easy to read. I have been trying to get my ReadProcessMemory() and WriteProcessMemory() functions to be working for so long and have tried almost every possibility but the right one. It launches the target program, returns its PID and hand...

How to cause a GridView to allocate its memory as XML

TL;DR: When browsing a program's DataGridView control's properties using ManagedSpy it causes that program to allocate its DataGridView data as XML in its memory. How can I cause that same thing to happen from my program? (it's not quite a DataGridView, the control is called Infragistics.Win.UltraWinGrid.UltraGrid) Full Story: I'm usin...

In Ruby, how to I read memory values from an external process?

So all I simply want to do is make a Ruby program that reads some values from known memory address in another process's virtual memory. Through my research and basic knowledge of hex editing a running process's x86 assembly in memory, I have found the base address and offsets for the values in memory I want. I do not want to change the...

StackWalk of other process in delphi ?

Do you know how to read another process stack in delphi ?? ...

callstack and ReadProcessMemory

Hi! I'm trying to read the return address of the method but of another memory. so I'm getting the frame pointer, and read the value of the return value. As far as I understand I'm supposed to get a value equals to m_stackframe.AddrReturn.Offset, but: If I add the Esp to the frame pointer address - ReadProcessMemory returns false. If I ...