作者 主題: [問題]我被Suckit rootkit請問如何解決呢?  (閱讀 4752 次)

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francisyap

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各位學長好....
最近客戶機器..不是很穩定而且關機會出現
引用
Broadcast message from root (pts/1) (Wed Sep  8 14:28:45 2004):    The system is going down for reboot NOW!  /dev/null  RK_Init: idt=0xc0356000, sct[]=0xc32c4000, 不雅文字: Can't find kmalloc()!

就這麼訊息找一找Google
發現有個仁兄的Blog http://www.iuiuiu.com/plog/post/2/41 有解決方法
我下載chkrootkit檢查看看...
請學長們看看...Bold的部分是infected
引用
[root@linux chkrootkit-0.44]# ./chkrootkit
ROOTDIR is `/'
Checking `amd'... not infected
Checking `basename'... not infected
Checking `biff'... not infected
Checking `chfn'... not infected
Checking `chsh'... not infected
Checking `cron'... not infected
Checking `date'... not infected
Checking `du'... not infected
Checking `dirname'... not infected
Checking `echo'... not infected
Checking `egrep'... not infected
Checking `env'... not infected
Checking `find'... not infected
Checking `fingerd'... not infected
Checking `gpm'... not infected
Checking `grep'... not infected
Checking `hdparm'... not infected
Checking `su'... not infected
Checking `ifconfig'... INFECTED
Checking `inetd'... not tested
Checking `inetdconf'... not found
Checking `identd'... not infected
Checking `init'... not infected
Checking `killall'... not infected
Checking `ldsopreload'... can't exec ./strings-static, not tested
Checking `login'... INFECTED
Checking `ls'... not infected
Checking `lsof'... not infected
Checking `mail'... not infected
Checking `mingetty'... not infected
Checking `netstat'... not infected
Checking `named'... not infected
Checking `passwd'... not infected
Checking `pidof'... not infected
Checking `pop2'... not found
Checking `pop3'... not found
Checking `ps'... not infected
Checking `pstree'... INFECTED
Checking `rpcinfo'... not infected
Checking `rlogind'... not infected
Checking `rshd'... not infected
Checking `slogin'... not infected
Checking `sendmail'... not infected
Checking `sshd'... not infected
Checking `syslogd'... not infected
Checking `tar'... not infected
Checking `tcpd'... not infected
Checking `tcpdump'... not infected
Checking `top'... not infected
Checking `telnetd'... not infected
Checking `timed'... not found
Checking `traceroute'... not infected
Checking `vdir'... not infected
Checking `w'... not infected
Checking `write'... not infected
Checking `aliens'... /etc/ld.so.hash
Searching for sniffer's logs, it may take a while... nothing found
Searching for HiDrootkit's default dir... nothing found
Searching for t0rn's default files and dirs... nothing found
Searching for t0rn's v8 defaults... Possible t0rn v8 \(or variation\) rootkit in
stalled
Searching for Lion Worm default files and dirs... nothing found
Searching for RSHA's default files and dir... nothing found
Searching for RH-Sharpe's default files... nothing found
Searching for Ambient's rootkit (ark) default files and dirs... nothing found
Searching for suspicious files and dirs, it may take a while...
/usr/lib/perl5/5.8.0/i386-linux-thread-multi/.packlist /usr/lib/perl5/site_perl/
5.8.0/i386-linux-thread-multi/auto/Text/Iconv/.packlist /usr/lib/openoffice/shar
e/gnome/net/.directory /usr/lib/openoffice/share/gnome/net/.order /usr/lib/openo
ffice/share/kde/net/applnk/OpenOffice.org/.directory /usr/lib/openoffice/share/k
de/net/applnk/OpenOffice.org/.order /usr/lib/qt-3.1/etc/settings/.qtrc.lock /usr
/lib/qt-3.1/etc/settings/.qt_plugins_3.1rc.lock
Searching for LPD Worm files and dirs... nothing found
Searching for Ramen Worm files and dirs... nothing found
Searching for Maniac files and dirs... nothing found
Searching for RK17 files and dirs... nothing found
Searching for Ducoci rootkit... nothing found
Searching for Adore Worm... nothing found
Searching for ShitC Worm... nothing found
Searching for Omega Worm... nothing found
Searching for Sadmind/IIS Worm... nothing found
Searching for MonKit... nothing found
Searching for Showtee... Warning: Possible Showtee Rootkit installed
Searching for OpticKit... nothing found
Searching for T.R.K... nothing found
Searching for Mithra... nothing found
Searching for LOC rootkit... nothing found
Searching for Romanian rootkit...  /usr/include/file.h /usr/include/proc.h
Searching for HKRK rootkit... nothing found
Searching for Suckit rootkit... Warning: /sbin/init INFECTED
Searching for Volc rootkit... nothing found
Searching for Gold2 rootkit... nothing found
Searching for TC2 Worm default files and dirs... nothing found
Searching for Anonoying rootkit default files and dirs... nothing found
Searching for ZK rootkit default files and dirs... nothing found
Searching for ShKit rootkit default files and dirs... Possible ShKit rootkit ins
talled

Searching for AjaKit rootkit default files and dirs... nothing found
Searching for zaRwT rootkit default files and dirs... nothing found
Searching for Madalin rootkit default files... nothing found
Searching for anomalies in shell history files... nothing found
Checking `asp'... not infected
Checking `bindshell'... not infected
Checking `lkm'... Checking `rexedcs'... not found
Checking `sniffer'... not tested: can't exec ./ifpromisc
Checking `w55808'... not infected
Checking `wted'... not tested: can't exec ./chkwtmp
Checking `scalper'... not infected
Checking `slapper'... not infected
Checking `z2'... not tested: can't exec ./chklastlog

我發現我受感染的檔案和別人不一樣
我也有參考這一個網頁 http://www.soohrt.org/stuff/linux/suckit/index.html
但就沒有類似這個錯誤
引用
./sk.15252

測試結果如下....
引用
[root@linux proc]# for i in *; do test -f $i/cmdline && (cat $i/cmdline; echo $i); done
init1
10
/usr/sbin/httpd1001
crond1010
1028
1040
1041
1042
1043
1044
1045
1046
1047
/usr/bin/perl/usr/libexec/webmin/miniserv.pl/etc/webmin/miniserv.conf1053
login -- root1058
/sbin/mingettytty51060
/sbin/mingettytty61061
1065
1253
1398
1399
14
1417
1418
1422
180
181
182
183
-bash1845
/usr/bin/fetchmail-a-K-t60-d3001909
1994
2
/sbin/mingettytty22280
/sbin/mingettytty42282
/sbin/mingettytty12283
2300
2775
2776
3
/usr/sbin/xntps-q300
3046
/usr/sbin/sshd3565
-bash3567
3644
3653
4
4558
5
6
/usr/sbin/sshd6410
-bash6412
7
73
8
9
/usr/sbin/sshd907
xinetd-stayalive-reuse-pidfile/var/run/xinetd.pid921
gpm-tps/2-m/dev/mouse990
catself/cmdlineself

小弟Linux認識不是很深入
看看有遇過此問題的學校可以給予一些執導看看如何解決我的問題