DWORD GetOSIdentificationData(DWORD Id) { PPEB Peb = GetPeb(); switch (Id) { case 0: return Peb->OSMajorVersion; case 1: return Peb->OSMinorVersion; case 2: return Peb->OSBuildNumber; case 3: return Peb->OSPlatformId; default: return 0; } return 0; }