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| API实现了regedt32修改注册表权限 | |||||
作者:未知 文章来源:CnXHacker.Net 点击数: 更新时间:2005-2-21 ![]() |
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#include <Windows.h> #include <Aclapi.h> #pragma comment (lib,"Advapi32.lib") void main() { DWORD dwRet; LPSTR SamName = "MACHINE\\SAM\\SAM"; PSECURITY_DESCRIPTOR pSD = NULL; PACL pOldDacl = NULL; PACL pNewDacl = NULL; EXPLICIT_ACCESS ea; HKEY hKey = NULL; // 获取SAM主键的DACL dwRet = GetNamedSecurityInfo(SamName, SE_REGISTRY_KEY, DACL_SECURITY_INFORMATION, NULL, NULL, &pOldDacl, NULL, &pSD); if (dwRet != ERROR_SUCCESS) { printf("GetNamedSecurityInfo Error: %d\n", dwRet); goto FreeAndExit; } // 创建一个ACE,允许Everyone完全控制对象,并允许子对象继承此权限 ZeroMemory(&ea, sizeof(EXPLICIT_ACCESS)); BuildExplicitAccessWithName(&ea, "Everyone", KEY_ALL_ACCESS, SET_ACCESS, SUB_CONTAINERS_AND_OBJECTS_INHERIT); // 将新的ACE加入DACL dwRet = SetEntriesInAcl(1, &ea, pOldDacl, &pNewDacl); if (dwRet != ERROR_SUCCESS) { printf("SetEntriesInAcl Error: %d\n", dwRet); goto FreeAndExit; } // 更新SAM主键的DACL dwRet = SetNamedSecurityInfo(SamName, SE_REGISTRY_KEY, DACL_SECURITY_INFORMATION, NULL, NULL, pNewDacl, NULL); if (dwRet != ERROR_SUCCESS) { printf("SetNamedSecurityInfo Error: %d\n", dwRet); goto FreeAndExit; } // 打开SAM的子键 dwRet = RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SAM\\SAM\\Domains\\Account\\Users\\000001F4", 0, KEY_ALL_ACCESS, &hKey); if (dwRet != ERROR_SUCCESS) { printf("RegOpenKeyEx Error: %d\n", dwRet); goto FreeAndExit; } printf("Open SAM Subkey Successfully.\n"); FreeAndExit: if (hKey) RegCloseKey(hKey); if (pNewDacl) LocalFree(pNewDacl); // 还原SAM主键的DACL if (pOldDacl) SetNamedSecurityInfo(SamName, SE_REGISTRY_KEY, DACL_SECURITY_INFORMATION, NULL, NULL, pOldDacl, NULL); if (pSD) LocalFree(pSD); return; } |
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