ReadProcessMemory函数用于读取其他进程的数据。...BOOL STDCALL ReadProcessMemory ( HANDLE hProcess, LPCVOID lpBaseAddress, LPVOID lpBuffer, DWORD nSize
函数原型：BOOL ReadProcessMemory(HANDLE hProcess,LPCVOID lpBaseAddress,LPVOID lpBuffer,DWORD nSize,LPDWORD...System.Runtime.InteropServices; 然后写API引用部分的代码，放入 class 内部 [DllImport(“kernel32.dll “)]static extern bool ReadProcessMemory...OpenProcess(PROCESS_VM_READ | PROCESS_VM_WRITE, false, calcID); //假设地址0X0047C9D4存在信息 ReadProcessMemory.../>} 如果我们读取的一段内存中的数据，我们引入部分可修改成如下： //二维数组[DllImport(“kernel32.dll “)]static extern bool ReadProcessMemory...out int lpNumberOfBytesRead);//一维数组[DllImport(“kernel32.dll “)]static extern bool ReadProcessMemory
VirtualQueryEx failed"),TEXT(""),MB_OK); } if (mbi.State == MEM_COMMIT) { SIZE_T numByteWritten = 0; if(ReadProcessMemory...As I interpret the docs, it is by design that you cannot read these pages with ReadProcessMemory. if(...ReadProcessMemory(hProc, baseOffs,buf,si.dwPageSize,&numByteWritten) == FALSE) { assert(mbi.Protect
函数原型：BOOL ReadProcessMemory(HANDLE hProcess,LPCVOID lpBaseAddress,LPVOID lpBuffer,DWORD nSize,LPDWORD...System.Runtime.InteropServices; 然后写API引用部分的代码，放入 class 内部 [DllImport(“kernel32.dll “)] static extern bool ReadProcessMemory...calcProcess = OpenProcess(PROCESS_VM_READ | PROCESS_VM_WRITE, false, calcID); //假设地址0X0047C9D4存在信息 ReadProcessMemory...没有找到窗口”); } 如果我们读取的一段内存中的数据，我们引入部分可修改成如下： //二维数组 [DllImport(“kernel32.dll “)] static extern bool ReadProcessMemory...int nSize, out int lpNumberOfBytesRead); //一维数组 [DllImport(“kernel32.dll “)] static extern bool ReadProcessMemory
接下来看ReadProcessMemory（）函数 BOOL WINAPI ReadProcessMemory( __in HANDLE hProcess, __in LPCVOID...使用ReadProcessMemory（）函数，可以获得该进程内存空间中的信息，或是用于监测进程的执行情况，或是将进程内的数据备份，然后调用writeProcessMemory（）进行修改，必要时再还原该进程的数据...__in LPCVOID lpBuffer, __in SIZE_T nSize, __out SIZE_T *lpNumberOfBytesWritten ); 该函数与readProcessMemory...; VirtualProtectEx(hProcess, lpAddr, 1, PAGE_EXECUTE_READWRITE, &dwOldProt); BOOL bOK = ReadProcessMemory...; VirtualProtectEx(hProcess, lpAddr, 1, PAGE_EXECUTE_READWRITE, &dwOldProt); BOOL bOK = ReadProcessMemory
一丶ReadProcessMemory 和WriteProcessMemory 的小知识. 我们都知道 Ring3读写别人进程的内存.都是用这两个API进行操作的. ...BOOL ReadProcessMemory( HANDLE hProcess, // handle to the process LPCVOID lpBaseAddress...通过上面几张表.我们最终找到了PDE的位置.那么最后我们修改PDE.然后对其读取内存.则可以自己实现ReadProcessMemory 但是现在微软对我们隐藏了.也就是说我们的 _KTHREA 和 _KPROCESS...0x255 WorkingSetAcquiredUnsafe : 0 '' +0x258 Cookie : 0 至此.我们的表项就写完了.下面可以通过这些表项.来写我们自己的ReadProcessMemory
函数原型 BOOL ReadProcessMemory( HANDLE hProcess, // 目标进程句柄 LPCVOID lpBaseAddress,...备注 ReadProcessMemory 函数从目标进程复制指定大小的数据到自己进程的缓存区，任何拥有PROCESS_VM_READ 权限句柄的进程都可以调用该函数，目标进程的地址空间很显然要是可读的...=NULL) { if(ReadProcessMemory(hProcess,(LPCVOID)0x00401000,&tmp,4,&dwNumberOfBytesRead
修改一个程序的过程如下：1、获得进程的句柄 2、以一定的权限打开进程 3、调用ReadProcessMemory读取内存，WriteProcessMemory修改内存，这也是内存补丁的实现过程。...下面贴出的是调用ReadProcessMemory的例程 #include #include BOOL CALLBACK EnumChildWindowProc...::ReadProcessMemory(hProcess,(LPCVOID)0x00400000,&tmp,4,&dwNumberOfBytesRead)) {...下面要进行的就是调用WriteProcessMemory修改内存的内容了，具体程序放在下篇文章中 通过WriteProcessMemory改写进程的内存 以PROCESS_ALL_ACCESS权限打开进程以后既可以使用ReadProcessMemory
ReadProcessMemory 从特定进程的内存里读取数据。被读取的整个位置应该是可读的否则操作会失败。...BOOL WINAPI ReadProcessMemory( __in HANDLE hProcess , __in LPCVOID lpBaseAddress , __out LPVOID
(proce,pbase,rbuffer,4,&byread); pbase = (LPCVOID)(Value + One); ::ReadProcessMemory(proce,pbase,...,4,&byread); pbase = (LPCVOID)(Value + One); ::ReadProcessMemory(proce,pbase,rbuffer,4,&byread);...(proce,pbase,rbuffer,4,&byread); pbase = (LPCVOID)(Value + Three); ::ReadProcessMemory(proce,pbase...); ::ReadProcessMemory(proce,pbase,rbuffer,4,&byread); pbase = (LPCVOID)(Value + One); ::ReadProcessMemory...); ::ReadProcessMemory(proce,pbase,rbuffer,4,&byread); pbase = (LPCVOID)(Value + One); ::ReadProcessMemory
现在我们使用ollydbg对ReadProcessMemory进行跟踪分析，查看其在R3的实现。...测试 od 我们首先在od里面跟一下在ring3层ReadProcessMemory的调用过程 首先在 exe 中 调用 kernel32.ReadProcessMemory函数，我们可以看到这一部分主要是...call dword ptr ds:[]; kernel32.ReadProcessMemory这一行代码比较关键，调用了kernel32.ReadProcessMemory...>]; kernel32.ReadProcessMemory 01314E58 3BF4 cmp esi,esp 在 ReadProcessMemory函数 中调用 jmp....jmp dword ptr ds:[; KernelBase.ReadProcessMemory 在KernelBase.ReadProcessMemory
现在我们使用ollydbg对ReadProcessMemory进行跟踪分析，查看其在R3的实现。...测试 od 我们首先在od里面跟一下在ring3层ReadProcessMemory的调用过程 首先在 exe 中 调用 kernel32.ReadProcessMemory函数，我们可以看到这一部分主要是...call dword ptr ds:[]; kernel32.ReadProcessMemory这一行代码比较关键，调用了kernel32.ReadProcessMemory...>]; kernel32.ReadProcessMemory 01314E58 3BF4 cmp esi,esp 在 ReadProcessMemory函数 中调用 jmp...jmp dword ptr ds:[; KernelBase.ReadProcessMemory
修改阳光 阳光可以通过 CE 逐步的查找基址，首先通过 ReadProcessMemory 函数将 CE 获取到的阳光地址找到，然后通过 WriteProcessMemory 函数将修改的阳光值写入即可...dwSunValue = 0; DWORD dwAddr = 0; DWORD dwReadWriteByte = 0; // 计算阳光地址 // [[[0x007794f8]+0x868]+0x5578] ReadProcessMemory...hProcess, (LPCVOID)SUN_VALUE_ADDRESS, &dwAddr, sizeof(DWORD), &dwReadWriteByte); dwAddr = dwAddr + 0x868; ReadProcessMemory...hProcess, (LPCVOID)dwAddr, &dwAddr, sizeof(DWORD), &dwReadWriteByte); dwAddr = dwAddr + 0x5578; // 读取当前阳光 ReadProcessMemory...OpenProcess(PROCESS_ALL_ACCESS, FALSE, dwPid); DWORD dwOldByte = 0; DWORD dwReadWriteByte = 0; // 读取免冷却代码 ReadProcessMemory
IN HANDLE, IN PROCESSINFOCLASS, OUT PVOID, IN ULONG, OUT PULONG ); void* readProcessMemory...alloc = (char *)malloc(bytes); if (alloc == NULL) { return NULL; } if (ReadProcessMemory...sizeof(pbi), &retLen ); // Read the PEB from the target process success = ReadProcessMemory...Error: Could not call ReadProcessMemory to grab PEB\n"); return 1; } // Grab the ProcessParameters...from PEB parameters = (RTL_USER_PROCESS_PARAMETERS*)readProcessMemory( pi.hProcess,
ReadProcessMemory 函数msdn说明： BOOL WINAPI ReadProcessMemory( _In_ HANDLE hProcess, _In_ LPCVOID...Remarks ReadProcessMemory copies the data in the specified address range from the address space of the...ReadProcessMemory(hProcess,(LPCVOID)i,readtemp,0x10,&dwNumberOfBytesRead)){ i++; } printf("readsuccess...讲得大同小异，有的说权限不对，有的说地址不对，然后我看到可以用GetLastError（菜鸟一枚，勿喷）获取错误代码，我用了后发现代码是5，然后用IDE工具中的错误查看器查出错误是： 仅完成部分的 ReadProcessMemory...ReadProcessMemory(hProcess,(LPCVOID)i,readtemp,0x10,&dwNumberOfBytesRead)){ i++; } printf("readsuccess
一、本文大纲 系统调用的两种方式：中断门和快速调用 _KUSER_SHARED_DATA 结构 使用 cpuid 指令判断当前CPU是否支持快速调用 3环进0环需要更改的4个寄存器 以 ReadProcessMemory...为例说明系统调用全过程 重写 ReadProcessMemory 和 WriteProcessMemory int 0x2e 和 sysenter 都做了什么工作？...---- 六、以 ReadProcessMemory 为例说明系统调用全过程 大家可以看 kernel32.dll 里 ReadProcessMemory 的反汇编，我这里抠出最关键的一条指令： call...ds:__imp__NtReadVirtualMemory@20 ; NtReadVirtualMemory(x,x,x,x,x) ReadProcessMemory 啥也没干，只是调用了 ntdll.dll...---- 七、重写 ReadProcessMemory 和 WriteProcessMemory 通过上面的分析，我们已经了解了系统调用3环部分的过程，下面我重写了 ReadProcessMemory
HANDLE hProcess = OpenProcess( PROCESS_VM_OPERATION | // 需要在进程的地址空间上执行操作 PROCESS_VM_READ | // 需要使用 ReadProcessMemory...ReadProcessMemory(hProcess, (LPVOID)((DWORD)p_tbbutton + i_data_offset), &dw_addr_dwData, 4, 0)) {...cout << "ReadProcessMemory failed:" << GetLastError() << endl; return FALSE; } // 读文本 if (dw_addr_dwData...ReadProcessMemory(hProcess, (LPCVOID)dw_addr_dwData, buff, 1024, 0)) { cout << "ReadProcessMemory
std::cout << "获取句柄成功" << std::endl; } else { std::cout << "获取句柄失败" << std::endl; } } ReadProcessMemory...函数声明如下，成功true失败返回false BOOL ReadProcessMemory ( HANDLE process,//要读取的句柄 LPCVOID baseAddress,//要读取的地址（...PROCESS_ALL_ACCESS,FALSE,pid); if (handler) { std::cout << "获取句柄成功" << std::endl; int a = 0; BOOL result = ReadProcessMemory...} } else { std::cout << "获取句柄失败" << std::endl; } } WriteProcessMemory函数声明如下，成功true失败返回false BOOL ReadProcessMemory
修改后程序正确执行，但是在读取一些不可用内存地址时会有229错误(会有很多，是正常的) ——仅完成部分的 ReadProcessMemory 或WriteProcessMemory 请求。...} BOOL CompareAPage(DWORD dwBaseAddr,DWORD dwValue) { // 读取一页的内存 BYTE arByte[4096]; if(::ReadProcessMemory...(g_hProcess,(LPCVOID)dwBaseAddr,arByte,4096,NULL)) { printf(” ReadProcessMemory成功/n”); int*...//添加到全局变量中 g_arList[g_nListCnt++] = dwBaseAddr+i; } } } else { printf(” ReadProcessMemory...(dwSecondRead==dwValue) g_arList[g_nListCnt++] = g_arList[m]; } else { printf(” ReadProcessMemory
12)); // 获取lsasrv.dll的数据区 nSize = ((*(DataSECTION + 8) >> 12) + 1) << 12; // 数据区大小 status = ReadProcessMemory...3仪E鑌b", 0xCu); //根据特征码查找存放DES_KEY的地址 g_pDESXKey = v10; g_pDESXKey = *(v10 - 1); v11 = ReadProcessMemory...&v15 == &v15, v13, &v27); lpBuffer = &lpBaseAddress; lpBaseAddress = &unk_42BFB8; v14 = ReadProcessMemory...status3 = ReadProcessMemory(Lsass, l_LogSessList, List, 0x100u, &NumberOfBytesRead); // 这里读取之前获取的那个不明地址内容到...= l_LogSessList ) { status4 = ReadProcessMemory(Lsass, List[0], List, 0x100u, &NumberOfBytesRead
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