|
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)9 u& C7 F& w. ~, b( A) ], Y
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。4 I$ y, Y0 F0 ]- L& V9 C6 X
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。
. R$ G: N5 p8 c: p# f8 U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8 `8 k$ x, A" Y" ?, b0 J
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。
: c: G4 k4 x4 @ q0 q% j HWND hwnd;
4 \# ]0 X5 f- r HANDLE hProcess = NULL;
! i' g9 W' \' v, r8 o% q! L DWORD id;
% v1 G, \, O& i% A! A& `6 y BYTE tmpValue;& ~. [0 x# j- Z0 Q5 o* V* r
DWORD bytes;
. j/ p; V5 e7 E; \+ \ CPoint point;, j4 y% {# o, M5 f" l3 Z/ q1 T2 B
CRect rect;
) i. w+ v. M9 f @) P int intWidth, intHeight, i, j;4 V# \% g5 y$ y0 @; J0 Q
//找到扫雷游戏的窗口,如果找不到,就出错。' p$ _4 K) i5 |# R/ |8 }7 A
hwnd = ::FindWindow(NULL, "扫雷");
+ a1 K5 v8 w o; W0 O6 E if (!hwnd)- z* j i4 ?6 Q+ X% r1 b3 s0 \
{/ x7 y% m! Z" b9 R
MessageBox("没有找到扫雷游戏", NULL, MB_OK|MB_ICONINFORMATION);3 x6 q! `5 I- ~8 H. f4 I
return;
5 t, K7 f) K7 B( y) K/ @ }
! y; f8 C8 c- D1 _ //从窗口ID得到它的进程ID* |! x9 A0 \% Z; l1 Q( B3 @; \
::GetWindowThreadProcessId(hwnd, &id);- @1 M# w Y* G4 L
//得到它的进程句柄* u9 I5 s* `# F! o E- B, J" `/ f
hProcess = ::OpenProcess(STANDARD_RIGHTS_REQUIRED|* Y$ f: t! @ w% S2 t3 i
PROCESS_VM_READ|
( I$ {; h) g$ h% g* ^' t3 [& p PROCESS_VM_WRITE|
' s+ ^! t; w# P( P8 n$ i2 N PROCESS_VM_OPERATION, FALSE, id);8 X1 S6 J" y9 E B& O |
//检查雷区的区域6 a) A& \- u' V* C
::ReadProcessMemory(hProcess, (void *)0x01005334, (void *)&tmpValue, 1, &bytes);# \1 j, f5 f1 b$ D! Y* V1 S& v
intWidth = tmpValue;3 S# p {$ w) I3 p5 R
- Q4 l/ F/ R; F5 a6 Y7 Q
::ReadProcessMemory(hProcess, (void *)0x01005338, (void *)&tmpValue, 1, &bytes);
; B' b2 y) \! t4 L6 } k* n intHeight = tmpValue;9 k2 l& P1 E7 a3 X# w* ?
::SetForegroundWindow(hwnd);$ n; }( s* l" J3 g* C
::GetWindowRect(hwnd, &rect);+ ] Q* B* z, l
::SetWindowPos(hwnd, HWND_TOP, rect.left, rect.top, 0, 0, SWP_NOSIZE);
1 W- a3 k- w% B& Y/ a. {1 g ) f0 R3 j/ s3 {# K* E5 q: x) a$ e
for (i = 1; i <= intHeight; i ++)
7 {$ P0 q: u2 X% h9 f, o: t4 E. M {
) C8 `# w, m3 g8 N" Q0 q for (j = 1; j <= intWidth; j ++)5 E) e, n+ a% G0 O: t; R0 [
{ B2 m6 W( r' {7 b6 d
::ReadProcessMemory(hProcess, (void *)(0x01005340 + i * 32 + j),
6 P. K4 J2 }/ G2 u (void *)&tmpValue, 1, &bytes);
6 n i. L, s! ^; i& |$ U8 J7 f if ((tmpValue & 0x80) != 0x80)0 W4 }8 c# t! H% c2 O7 e
{8 P, F) M+ G: j$ e. I* n% L
point.x = 7 + j * 16 + rect.left;7 B' ]- {5 D, E$ Y3 G( m
point.y = 96 + i * 16 + rect.top;
( ]! m+ x2 X: u3 X& l6 B) [ ::SetCursorPos(point.x, point.y);
6 H5 K4 {( c8 u2 m) Z! o mouse_event(MOUSEEVENTF_LEFTDOWN, point.x, point.y, 0, 0);
1 d4 _$ h9 L- j( V" t2 b mouse_event(MOUSEEVENTF_LEFTUP, point.x, point.y, 0, 0);! B2 y# C$ A/ o# o
}& e) W" C; n* n8 z {
}
# Q& {# b2 h0 n; S" x Q }- Q1 \4 B9 M1 d. s! X
::CloseHandle(hProcess); |
|