[Rkhunter-users] Bad rkhunter run?
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[Rkhunter-users] Bad rkhunter run?
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From: Charles E. M. <ce...@ki...> - 2006-05-29 14:26:13
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Hi:
I'm receiving the following from my cron run and wondering if the hashes
that are bad are an issue. I'm current in the version and ran the --update.
Any help would be appreciated.
Run as follows on a Linux Red Hat box:
Rootkit Hunter 1.2.8 is running
Determining OS... Ready
Checking binaries
* Selftests
Strings (command) [ OK ]
* System tools
Performing 'known good' check...
/bin/cat [ OK ]
/bin/chmod [ OK ]
/bin/chown [ OK ]
/bin/dmesg [ BAD ]
/bin/egrep [ OK ]
/bin/env [ OK ]
/bin/fgrep [ OK ]
/bin/grep [ OK ]
/bin/kill [ BAD ]
/bin/login [ BAD ]
/bin/ls [ OK ]
/bin/mount [ BAD ]
/bin/netstat [ OK ]
/bin/ps [ OK ]
/bin/su [ OK ]
/sbin/chkconfig [ OK ]
/sbin/depmod [ OK ]
/sbin/ifconfig [ OK ]
/sbin/init [ OK ]
/sbin/insmod [ OK ]
/sbin/modinfo [ OK ]
/sbin/runlevel [ OK ]
/sbin/sysctl [ OK ]
/sbin/syslogd [ OK ]
/usr/bin/file [ OK ]
/usr/bin/find [ OK ]
/usr/bin/kill [ OK ]
/usr/bin/killall [ OK ]
/usr/bin/lsattr [ OK ]
/usr/bin/pstree [ OK ]
/usr/bin/sha1sum [ OK ]
/usr/bin/stat [ OK ]
/usr/bin/users [ OK ]
/usr/bin/w [ OK ]
/usr/bin/watch [ OK ]
/usr/bin/who [ OK ]
/usr/bin/whoami [ OK ]
----------------------------------------------------------------------------
----
Rootkit Hunter found some bad or unknown hashes. This can be happen due
replaced
binaries or updated packages (which give other hashes). Be sure your hashes
are
fully updated (rkhunter --update). If you're in doubt about these hashes,
contact
the author (fill in the contact form).
----------------------------------------------------------------------------
----
Check rootkits
* Default files and directories
Rootkit '55808 Trojan - Variant A'... [ OK ]
ADM Worm... [ OK ]
Rootkit 'AjaKit'... [ OK ]
Rootkit 'aPa Kit'... [ OK ]
Rootkit 'Apache Worm'... [ OK ]
Rootkit 'Ambient (ark) Rootkit'... [ OK ]
Rootkit 'Balaur Rootkit'... [ OK ]
Rootkit 'BeastKit'... [ OK ]
Rootkit 'beX2'... [ OK ]
Rootkit 'BOBKit'... [ OK ]
Rootkit 'CiNIK Worm (Slapper.B variant)'... [ OK ]
Rootkit 'Danny-Boy's Abuse Kit'... [ OK ]
Rootkit 'Devil RootKit'... [ OK ]
Rootkit 'Dica'... [ OK ]
Rootkit 'Dreams Rootkit'... [ OK ]
Rootkit 'Duarawkz'... [ OK ]
Rootkit 'Flea Linux Rootkit'... [ OK ]
Rootkit 'FreeBSD Rootkit'... [ OK ]
Rootkit 'Fuck`it Rootkit'... [ OK ]
Rootkit 'GasKit'... [ OK ]
Rootkit 'Heroin LKM'... [ OK ]
Rootkit 'HjC Kit'... [ OK ]
Rootkit 'ignoKit'... [ OK ]
Rootkit 'ImperalsS-FBRK'... [ OK ]
Rootkit 'Irix Rootkit'... [ OK ]
Rootkit 'Kitko'... [ OK ]
Rootkit 'Knark'... [ OK ]
Rootkit 'Li0n Worm'... [ OK ]
Rootkit 'Lockit / LJK2'... [ OK ]
Rootkit 'MRK'... [ OK ]
Rootkit 'Ni0 Rootkit'... [ OK ]
Rootkit 'RootKit for SunOS / NSDAP'... [ OK ]
Rootkit 'Optic Kit (Tux)'... [ OK ]
Rootkit 'Oz Rootkit'... [ OK ]
Rootkit 'Portacelo'... [ OK ]
Rootkit 'R3dstorm Toolkit'... [ OK ]
Rootkit 'RH-Sharpe's rootkit'... [ OK ]
Rootkit 'RSHA's rootkit'... [ OK ]
Sebek LKM [ OK ]
Rootkit 'Scalper Worm'... [ OK ]
Rootkit 'Shutdown'... [ OK ]
Rootkit 'SHV4'... [ OK ]
Rootkit 'SHV5'... [ OK ]
Rootkit 'Sin Rootkit'... [ OK ]
Rootkit 'Slapper'... [ OK ]
Rootkit 'Sneakin Rootkit'... [ OK ]
Rootkit 'Suckit Rootkit'... [ OK ]
Rootkit 'SunOS Rootkit'... [ OK ]
Rootkit 'Superkit'... [ OK ]
Rootkit 'TBD (Telnet BackDoor)'... [ OK ]
Rootkit 'TeLeKiT'... [ OK ]
Rootkit 'T0rn Rootkit'... [ OK ]
Rootkit 'Trojanit Kit'... [ OK ]
Rootkit 'Tuxtendo'... [ OK ]
Rootkit 'URK'... [ OK ]
Rootkit 'VcKit'... [ OK ]
Rootkit 'Volc Rootkit'... [ OK ]
Rootkit 'X-Org SunOS Rootkit'... [ OK ]
Rootkit 'zaRwT.KiT Rootkit'... [ OK ]
* Suspicious files and malware
Scanning for known rootkit strings [ OK ]
Scanning for known rootkit files [ OK ]
Testing running processes... [ OK ]
Miscellaneous Login backdoors [ OK ]
Miscellaneous directories [ OK ]
Software related files [ OK ]
Sniffer logs [ OK ]
* Trojan specific characteristics
shv4
Checking /etc/rc.d/rc.sysinit
Test 1 [ Clean ]
Test 2 [ Clean ]
Test 3 [ Clean ]
Checking /etc/inetd.conf [ Clean ]
Checking /etc/xinetd.conf [ Clean ]
* Suspicious file properties
chmod properties
Checking /bin/ps [ Clean ]
Checking /bin/ls [ Clean ]
Checking /usr/bin/w [ Clean ]
Checking /usr/bin/who [ Clean ]
Checking /bin/netstat [ Clean ]
Checking /bin/login [ Clean ]
Script replacements
Checking /bin/ps [ Clean ]
Checking /bin/ls [ Clean ]
Checking /usr/bin/w [ Clean ]
Checking /usr/bin/who [ Clean ]
Checking /bin/netstat [ Clean ]
Checking /bin/login [ Clean ]
* OS dependant tests
Linux
Checking loaded kernel modules... Skipped!
Checking files attributes [ OK ]
Checking LKM module path [ Skipped! ]
Networking
* Check: frequently used backdoors
Port 2001: Scalper Rootkit [ OK ]
Port 2006: CB Rootkit [ OK ]
Port 2128: MRK [ OK ]
Port 14856: Optic Kit (Tux) [ OK ]
Port 47107: T0rn Rootkit [ OK ]
Port 60922: zaRwT.KiT [ OK ]
* Interfaces
Scanning for promiscuous interfaces [ OK ]
System checks
* Allround tests
Checking hostname... Found. Hostname is hera.wysard.com
Checking for passwordless user accounts... OK
Checking for differences in user accounts... OK. No changes.
Checking for differences in user groups... OK. No changes.
Checking boot.local/rc.local file...
- /etc/rc.local [ OK ]
- /etc/rc.d/rc.local [ OK ]
- /usr/local/etc/rc.local [ Not found ]
- /usr/local/etc/rc.d/rc.local [ Not found ]
- /etc/conf.d/local.start [ Not found ]
- /etc/init.d/boot.local [ Not found ]
Checking rc.d files...
Processing........................................
........................................
........................................
........................................
........................................
........................................
........................................
.
Result rc.d files check [ OK ]
Checking history files
Bourne Shell [ OK ]
* Filesystem checks
Checking /dev for suspicious files... [ OK ]
Scanning for hidden files... [ OK ]
Application advisories
* Application scan
Checking Apache2 modules ... [ Not found ]
Checking Apache configuration ... [ OK ]
* Application version scan
- Exim MTA 4.52 [ OK ]
- GnuPG 1.2.1 [ Old or patched version ]
- Apache [unknown] [ OK ]
- Bind DNS 9.2.1 [ Unknown ]
- OpenSSL 0.9.7a [ Old or patched version ]
- PHP 4.3.9 [ Old or patched version ]
- PHP 4.3.9 [ Old or patched version ]
- Procmail MTA 3.22 [ OK ]
- OpenSSH 3.5p1 [ Old or patched version ]
Your system contains some unknown version numbers. Please run Rootkit Hunter
with the --update parameter or fill in the contact form (www.rootkit.nl)
Security advisories
* Check: Groups and Accounts
Searching for /etc/passwd... [ Found ]
Checking users with UID '0' (root)... [ OK ]
* Check: SSH
Searching for sshd_config...
Found /etc/ssh/sshd_config
Checking for allowed root login... Watch out Root login possible.
Possible risk!
info:
Hint: See logfile for more information about this issue
Checking for allowed protocols... [ Warning (SSH v1 allowed) ]
* Check: Events and Logging
Search for syslog configuration... [ OK ]
Checking for running syslog slave... [ OK ]
Checking for logging to remote system... [ OK (no remote logging) ]
---------------------------- Scan results ----------------------------
MD5
MD5 compared: 51
Incorrect MD5 checksums: 4
File scan
Scanned files: 342
Possible infected files: 0
Application scan
Vulnerable applications: 5
Scanning took 32 seconds
-----------------------------------------------------------------------
Do you have some problems, undetected rootkits, false positives, ideas
or suggestions?
Please e-mail me by filling in the contact form (@http://www.rootkit.nl)
-----------------------------------------------------------------
Charles E. Moran
ce...@ki...
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