[mdk-re] Меня взломали ?

Egorov Alexey =?iso-8859-1?q?egorov_=CE=C1_strat=2Echtts=2Eru?=
Вс Мар 24 22:37:00 MSK 2002


Народ, проконсултируйте плиз. Мне пришел лог:

Security Warning: the sha1 checksum for one of your SUID files has changed,
maybe an intruder modified one of these suid binary in order to put in a 
backdoor...
- Checksum changed files : /usr/sbin/usernetctl  -- ЧТО ЭТО ЗНАЧИТ ?

Security Warning: There is modifications for port listening on your 
machine :
-  Opened ports : tcp        0      0 *:www                   
*:*                     LISTEN      9935/httpd
-  Opened ports : tcp        0      0 *:squid                 
*:*                     LISTEN      1298/(squid)
-  Opened ports : tcp        0      0 *:smtp                  
*:*                     LISTEN      1267/master
-  Opened ports : tcp        0      0 *:telnet                
*:*                     LISTEN      921/xinetd
-  Opened ports : tcp        0      0 *:pop3                  
*:*                     LISTEN      921/xinetd
-  Opened ports : tcp        0      0 *:pop3s                 
*:*                     LISTEN      921/xinetd
-  Opened ports : tcp        0      0 *:nntp                  
*:*                     LISTEN      921/xinetd
-  Opened ports : tcp        0      0 *:ftp                   
*:*                     LISTEN      921/xinetd
-  Opened ports : tcp        0      0 linux:domain            
*:*                     LISTEN      904/named
-  Opened ports : tcp        0      0 localhost:domain        
*:*                     LISTEN      904/named
-  Opened ports : udp        0      0 *:1027                  
*:*                                 1298/(squid)
-  Opened ports : udp        0      0 *:3401                  
*:*                                 1298/(squid)
-  Opened ports : udp        0      0 *:icp                   
*:*                                 1298/(squid)
-  Opened ports : udp        0      0 *:1024                  
*:*                                 904/named
-  Opened ports : udp        0      0 linux:domain            
*:*                                 904/named
-  Opened ports : udp        0      0 localhost:domain        
*:*                                 904/named
- Closed ports  : tcp        0      0 *:www                   
*:*                     LISTEN      10245/httpd
- Closed ports  : tcp        0      0 *:squid                 
*:*                     LISTEN      1165/(squid)
- Closed ports  : tcp        0      0 *:smtp                  
*:*                     LISTEN      1134/master
- Closed ports  : tcp        0      0 *:telnet                
*:*                     LISTEN      798/xinetd
- Closed ports  : tcp        0      0 *:pop3                  
*:*                     LISTEN      798/xinetd
- Closed ports  : tcp        0      0 *:pop3s                 
*:*                     LISTEN      798/xinetd
- Closed ports  : tcp        0      0 *:nntp                  
*:*                     LISTEN      798/xinetd
- Closed ports  : tcp        0      0 *:ftp                   
*:*                     LISTEN      798/xinetd
- Closed ports  : tcp        0      0 linux:domain            
*:*                     LISTEN      781/named
- Closed ports  : tcp        0      0 localhost:domain        
*:*                     LISTEN      781/named
- Closed ports  : udp        0      0 *:1027                  
*:*                                 1165/(squid)
- Closed ports  : udp        0      0 *:3401                  
*:*                                 1165/(squid)
- Closed ports  : udp        0      0 *:icp                   
*:*                                 1165/(squid)
- Closed ports  : udp        0      0 *:1024                  
*:*                                 781/named
- Closed ports  : udp        0      0 linux:domain            
*:*                                 781/named
- Closed ports  : udp        0      0 localhost:domain        
*:*                                 781/named

В syslog накопал следующее
Mar 24 04:02:02 host syslogd 1.4-0: restart.
Mar 24 04:08:12 host named[904]: Lame server on 
'214.162.220.209.in-addr.arpa' (in '162.220.209.in-addr.arpa'?): 
[207.155.183.72].53 'nameserver.concentric.net'
Mar 24 04:08:12 host named[904]: Lame server on 
'214.162.220.209.in-addr.arpa' (in '162.220.209.in-addr.arpa'?): 
[207.155.184.72].53 'nameserver2.concentric.net'
Mar 24 04:08:12 host named[904]: Lame server on 
'214.162.220.209.in-addr.arpa' (in '162.220.209.in-addr.arpa'?): 
[207.155.183.73].53 'nameserver1.concentric.net'
Mar 24 04:08:13 host named[904]: Lame server on 
'214.162.220.209.in-addr.arpa' (in '162.220.209.in-addr.arpa'?): 
[206.173.119.72].53 'nameserver3.concentric.net'
Mar 24 04:08:21 host syslogd 1.4-0: restart.
Mar 24 04:08:21 host syslogd 1.4-0: restart.
Mar 24 04:08:22 host syslogd 1.4-0: restart.
Mar 24 04:08:22 host syslogd 1.4-0: restart.
Mar 24 04:08:22 host syslogd 1.4-0: restart.
Mar 24 04:08:43 host syslogd 1.4-0: restart.
Mar 24 04:09:07 host syslogd 1.4-0: restart.
Mar 24 04:09:07 host syslogd 1.4-0: restart.
Mar 24 04:09:07 host syslogd 1.4-0: restart.
Mar 24 04:09:09 host syslogd 1.4-0: restart.
Mar 24 04:09:09 host syslogd 1.4-0: restart.
Mar 24 04:15:28 host syslogd 1.4-0: restart.
Mar 24 04:21:40 host syslogd 1.4-0: restart.
Mar 24 04:21:41 host syslogd 1.4-0: restart.
Mar 24 04:21:41 host syslogd 1.4-0: restart.
Mar 24 04:21:55 host syslogd 1.4-0: restart.
Mar 24 04:22:02 host anacron[30037]: Updated timestamp for job 
`cron.weekly' to `2002-03-24 04:22:02'
Mar 24 04:24:25 host named[904]: Lame server on 
'88.63.3.210.in-addr.arpa' (in '3.210.in-addr.arpa'?): [210.59.229.2].53 
'dns.golden.net.tw'
Mar 24 04:24:25 host named[904]: Lame server on 
'88.63.3.210.in-addr.arpa' (in '3.210.in-addr.arpa'?): 
[210.59.228.11].53 'dns2.golden.net.tw'
Mar 24 04:27:11 host su(pam_unix)[939]: session opened for user news by 
(uid=0)
Mar 24 04:27:12 host texpire[941]: can't stat 
/var/spool/news/leaf.node/groupinfo: No such file or directory
Mar 24 04:27:12 host su(pam_unix)[939]: session closed for user news

Самое интересное, new на серваке никогда не использовался и в субботу на 
этом сервере ни кто не работал !!
Серер ALTLinux Spring2001 + Updates





Подробная информация о списке рассылки community