Questions tagged [rkhunter]
The rkhunter tag has no usage guidance.
28
questions
0
votes
0answers
19 views
How to Verify Rkhunter False Positives
I have a fresh install of CentOS 7 server with a fressh install of cpanel/whm. I checked / verified everything was clean, prior to restoring my cpanel backup from a different server.
After the cpanel ...
0
votes
0answers
81 views
Question about output of chkrootkit
I have recently been scanning my devices for malware and rootkits using chkrootkit, rkhunter, and clamav. I am slightly concerned about the following output from chkrootkit; however, it is likely just ...
0
votes
1answer
25 views
rkhunter and unattended-upgrades
I have an Ubuntu 18.04 system running with rkhunter installed. I keep getting warnings in the rkhunter.log after unattended-upgrades has upgraded the system.
The solution to this would be running ...
0
votes
1answer
43 views
hashes are the same: rmmod, modprobe, modinfo, modinfo, lsmod, insmod, depmod
I am get this same output after checking hashes of rmmod, modprobe, modinfo, modinfo, lsmod, insmod, depmod
root@user:/var/log/apt# md5sum /sbin/modprobe
150aa565f1e37e2fd200523b6b4fcedf /sbin/...
3
votes
2answers
4k views
nvalid WEB_CMD configuration option: Relative pathname: “/bin/false”
I am on Ubuntu, I am trying to install rkhunter.
I've tried
apt-get install rkhunter
success
But then, I did
rkhunter --update
I kept getting
Invalid WEB_CMD configuration option: ...
2
votes
1answer
63 views
RKHUNTER does not recognise common options
At the bottom of rkhunter.conf (I also tried placing it separately in rkhunter.conf.local), and after checking for invisible chars,
Unknown configuration file option: CRON_DAILY_RUN="false"
...
0
votes
1answer
896 views
rkhunter giving ssh root login warning even when both config files are set to “no” root login
I'm getting a warning from rkhunter, even though the sshd and rkhunter options for root login are both set to "no". Running Centos 7.6.1810 with rkhunter 1.4.6.
Here are grep results which verify ...
1
vote
2answers
6k views
create a systemd startup script that delays 30 minutes
I tried to create a systemd startup script that starts an rkhunter scan 30 minutes after system start of my laptop, like this:
[Unit]
Description=starts rkhunter and displays any findings with zenity
...
-1
votes
1answer
253 views
hidden files and directories warnings
I received these rkhunter results; what are these files, and are they dangerous?
[23:17:48] Checking for hidden files and directories [ Warning ]
[23:17:48] Warning: Hidden file found: /etc/....
-1
votes
1answer
187 views
Mint 19 tcpd INFECTED sha1sum
When I use rkhunter it always shows two warnings and possible 4 rootkit information:
Checking for suspicious (large) shared memory segments [ Warning ]
Checking for hidden files and directories ...
0
votes
1answer
964 views
rkhunter found 7 possible rootkits
Today I installed Ubuntu 18.10 and ran rkhunter on it. At first it said that there are 4 possible rootkits, but after second check it detected 7. During checking there was everything green and ok, ...
0
votes
1answer
1k views
Mint 19 - rkhunter 1.4.6 won't update
System: Linux Mint 19 Cinnamon 64-bit, based on Ubuntu 18.04.
RKHunter: packaged version 1.4.6-2.
Unfortunately, when I try to update its database, I get error:
$ sudo rkhunter --update
[ Rootkit ...
0
votes
1answer
546 views
Rkhunter update skips checking some files
Upon entering the command Rkhunter --update in my Kali Linux distribution.
The result is as follows
[ Rootkit Hunter version 1.4.6 ]
Checking Rkhunter data files...
Checking file mirrors.dat ...
1
vote
1answer
862 views
How to install skdet for rkhunter for Performing Suckit Rookit additional checks?
OS: Linux Mint 18.2 Cinnamon 64-bit
Although I don't use the rkhunter much, probably several times a year, today I decided to look at it.
I found in rkhunter log:
/var/log/rkhunter.log
that it ...
1
vote
1answer
2k views
How to upgrade rkhunter to most current version? [duplicate]
I installed rkhunter 1.4.2 but I wanted rkhunter 1.4.4.
Currently I receive a warning for:
/usr/bin/lwp-request
I assume this warning is in error or the file is corrupt.
Additional error include:...
3
votes
1answer
4k views
Rkhunter warning: file properties have changed
I am testing rkhunter on a Ubuntu server 16.04 in Virtualbox.
I received an email alert by rkhunter on the 11th of October, inviting me to "Please inspect this machine, because it may be infected".
...
0
votes
2answers
417 views
Better latest version or the package for rkhunter and chkrootkit?
The rkhunter version of the ubuntu package is currently 1.4.0, while the installer is version 1.4.4
The repo version of chkrootkit is 0.49, while its installer is 0.52
Since security is a major ...
0
votes
1answer
118 views
Information on when packages were installed/updated by whom and coupling updates with rkhunter scans (rkhunter warnings)
So rkhunter gives me these warnings (in the logfile) beyond this one (which seems to be a false positive):
Checking for passwd file changes [ Warning ]
Warning: User 'logcheck' has been ...
0
votes
1answer
346 views
Will mounting sda6 to run rkhunter allow the malware to become active?
I think I've got malware on my laptop. You see, I got suspicious disc activity
after accessing a dodgey website.
So I'm going to run rkhunter on the laptop from a live knoppix USB stick.
My linux ...
36
votes
3answers
37k views
rkhunter gives me a warning for “/usr/bin/lwp-request” - what should I do? [Debian 9]
So I just installed and ran rkhunter which shows me green OKs / Not founds for everything except for: /usr/bin/lwp-request, like so:
/usr/bin/lwp-request [ Warning ...
0
votes
1answer
1k views
Update only upgraded packages with rkhunter --propupd
When upgrading packages on my system with apt-get, usually we update the rkhunter file database with
sudo rkhunter --propupd
The drawback is, that this updates the properties of all files that are ...
1
vote
2answers
1k views
How to make rkhunter only check for rootkits, and nothing else
At the time, I check my system like this:
rkhunter --check --enable all --disable none --report-warnings-only
Or shorter version:
rkhunter -c --enable all --disable none --rwo
But this gives me ...
0
votes
3answers
795 views
What is /dev/shm/lttng-ust-wait-5 for?
I get those messages on rkhunter --check --rwo:
/dev/shm/lttng-ust-wait-5-13: data
/dev/shm/lttng-ust-wait-5-1000: data
/dev/shm/lttng-ust-wait-5: data
I can ignore them in /etc/...
6
votes
2answers
10k views
rkhunter warning about ssh root access when that access is not allowed on the system
I just ran rkhunter --check and all was good except this:
Checking if SSH root access is allowed [ Warning]
What does this warning mean? SSH root access is not allowed on this ...
1
vote
1answer
390 views
rkhunter reports /sbin/ip has changed
I am using rkhunter 1.4.2 on CentOS 6.5.
A message, in /var/log/rkhunter.log is
Warning: The file properties have changed:
[09:40:35] File: /sbin/ip
[09:40:35] Current size: 247396 ...
0
votes
1answer
1k views
rkhunter warnings about a script and a hidden directory
When I run a scan with rkhunter I get 2 warnings. I checked the log file and warnings are as the following:
Warning: The command '/usr/bin/unhide.rb' has been replaced by a script: /usr/bin/unhide.rb:...
16
votes
2answers
13k views
rkhunter warns me about root.rules
I run :
:~$ sudo rkhunter --checkall --report-warnings-only
One of the warnings I've got :
Warning: Suspicious file types found in /dev:
/dev/.udev/rules.d/root.rules: ASCII text
and ...
4
votes
2answers
2k views
rkhunter warns about chkconfig
I ran rkhunter and received the following warnings in its output:
$ rkhunter --update
$ rkhunter -c
...
...
...
Performing file properties checks
/sbin/chkconfig ...
