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在NT系统里,一个进程只允许对本身内存和共享内存进行读写(如果说错了请告诉我)
) z0 K: \9 `1 U, X但经过处理后,我们可以访问安全级别不是很高的进程内存。, c5 k+ A$ T$ `6 Y3 i# Z4 }
我们在OpenProcess时,如果能取得它的PROCESS_VM_READ、PROCESS_VM_WRITE和PROCESS_VM_OPERATION权限,那就好办了。
! k3 z7 ]) l K# Q7 d* K f下面是我编的一个自动扫雷程序的核心代码,它从扫雷程序的内存中读取地雷的分布情况,再通过模拟鼠标点击来扫雷* H$ m* k5 z1 g: V6 s( ^# z0 m/ x
注意,这儿地雷在内存中的分布,是在中文XP下跟踪所得,不知道在其它系统上是不是一样的。
, U0 b5 [9 B ~/ x, W HWND hwnd;4 e# x) M: u6 J$ R& z1 a9 h0 Y" l2 }
HANDLE hProcess = NULL;
/ I7 g7 c. G4 p DWORD id;
7 `7 }/ Z* M9 g. U BYTE tmpValue;
H+ }4 D, X$ G1 e! Q4 o/ { DWORD bytes;6 @6 [3 ^/ u! K+ E' @+ }
CPoint point;
2 g) X5 `& v5 v+ M+ k CRect rect;3 \2 v; q) d: U' Y; |& ?
int intWidth, intHeight, i, j;$ g( p$ \- ], I" R1 {8 h
//找到扫雷游戏的窗口,如果找不到,就出错。1 O9 u8 i. I: a+ j
hwnd = ::FindWindow(NULL, "扫雷");
- r6 a+ d0 @, G if (!hwnd)
# q" }; E# i5 V {/ ^! v# T' y( [) J. z
MessageBox("没有找到扫雷游戏", NULL, MB_OK|MB_ICONINFORMATION);
0 s( J! S/ v4 N) i return;# E' {0 {6 z9 H
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//从窗口ID得到它的进程ID: ~% a1 _, _( O4 z- b4 Z0 x6 d8 ?1 V( b
::GetWindowThreadProcessId(hwnd, &id);
$ _) m1 F2 Z! i; s; {! N. o //得到它的进程句柄
0 u! E: }% \% H6 c) j' d hProcess = ::OpenProcess(STANDARD_RIGHTS_REQUIRED|
2 Q8 e: O8 t$ g$ n1 A/ F PROCESS_VM_READ|
, c2 L5 n: _: }/ c/ }( K5 o! l PROCESS_VM_WRITE|+ _. x( d2 T, `/ F
PROCESS_VM_OPERATION, FALSE, id);
( j; h6 m# j! w r6 y5 f //检查雷区的区域, Z. k( I' E8 C+ A5 p( ~- i( w
::ReadProcessMemory(hProcess, (void *)0x01005334, (void *)&tmpValue, 1, &bytes);
: {$ a: v- Y1 B5 w! W: d intWidth = tmpValue;
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2 \" o; y1 y6 R O ::ReadProcessMemory(hProcess, (void *)0x01005338, (void *)&tmpValue, 1, &bytes);4 C2 q: h: l- ]; o# w
intHeight = tmpValue;
5 d& H/ C; \. P3 D# h8 h ::SetForegroundWindow(hwnd);3 h u- I/ u5 J: N8 r6 x8 G
::GetWindowRect(hwnd, &rect);; O! E8 B- l( H. d6 z) C# M, c7 U
::SetWindowPos(hwnd, HWND_TOP, rect.left, rect.top, 0, 0, SWP_NOSIZE);5 ?1 C7 ^- K- e9 a4 P: G/ R
5 u5 j! S; n( U# M8 T) p( G3 c for (i = 1; i <= intHeight; i ++)+ p9 ?: B; e( H. M0 K
{
; U h5 }. b$ O" n for (j = 1; j <= intWidth; j ++)+ ~. ?# y* F; u, U. f$ W
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::ReadProcessMemory(hProcess, (void *)(0x01005340 + i * 32 + j),
& i1 P3 O% \2 z g (void *)&tmpValue, 1, &bytes);
9 C, o% O; |# X/ @ if ((tmpValue & 0x80) != 0x80)
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point.x = 7 + j * 16 + rect.left;
9 J" P4 p" o% w: y7 J+ v3 r, c point.y = 96 + i * 16 + rect.top;
" {$ ^- h) [4 ?6 D! p: W ::SetCursorPos(point.x, point.y);
* \ O, }2 ?) n( b+ ? M9 H/ A mouse_event(MOUSEEVENTF_LEFTDOWN, point.x, point.y, 0, 0);
0 T3 M4 m! F( \& e mouse_event(MOUSEEVENTF_LEFTUP, point.x, point.y, 0, 0);" ~/ ]2 Y& v8 e$ f5 y) _
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}
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::CloseHandle(hProcess); |
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