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Questions tagged [chkrootkit]

0 votes
1 answer
131 views

WARNING: /etc/chkrootkit.conf is deprecated. Please put your settings in /etc/chkrootkit/chkrootkit.conf instead

I just went through a few hundred messages in root's mail, there were plenty of these: /etc/cron.daily/chkrootkit: WARNING: /etc/chkrootkit.conf is deprecated. Please put your settings in /etc/...
Vlastimil Burián's user avatar
0 votes
1 answer
240 views

Searching for rootkits with chkrootkit return unexpected results

I ran the rootkit program after his suggestion and noticed something on 1 line that said Searching for Linux.Xor.DDoS ... INFECTED: Possible Malicious Linux.Xor.DDoS installed /tmp/...
Brendon Gomes's user avatar
0 votes
1 answer
73 views

Help in interpreting chkrootkit analysis for MS Teams package

I run from time to time a chkrootkit to make sure my install does not get infected. Today I ran it while MS team was on (I need to use it for my classes). Here is what I found: Checking `chkutmp'... ...
matemathieu's user avatar
1 vote
2 answers
1k views

chkrootkit reports possible malicious Linux.Xor.DDoS installed - how do I verify?

The files of concern it reports are below. I'm not worried about the ones in /tmp/yarn* as I believe that's the package manager for NodeJS but the ones in tmp/_MEI* are concerning. The other issue it ...
Gezim's user avatar
  • 111
1 vote
1 answer
580 views

CentOS 7 Malware? - User "impress+" executes a command ("cron") with a high CPU consumption

One of my "CentOS 7" servers is showing very strange behavior. A user named "impress+" executes a command called "cron". This "cron" command is executed with a high CPU consumption. I worry because I ...
Eduardo Lúcio's user avatar
18 votes
4 answers
31k views

Invalid 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: ...
code-8's user avatar
  • 482
1 vote
0 answers
170 views

What process is accessing this laptops webcam? Is it a rootkit?

Old laptop, running minecraft for the kids. Noticed the webcam light blinking for half a second randomly. Assumed it was a minecraft mod, nuked everything off and did a fresh Ubuntu install. Sure ...
dtbaker's user avatar
  • 111
-1 votes
1 answer
244 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 ...
Daniel's user avatar
  • 1
1 vote
0 answers
1k views

What is "invalid argument" by a rootkit check?

I thought I should run a rootkit in connection to the recent Debian apt vulnerability, which I think I have fixed though. I used chkrootkit and get these two lines, which I'm not sure what to do with: ...
user avatar
1 vote
1 answer
2k views

How to treat supposed chkrootkit false positive

I installed chkrootkit with apt-install in a freshly installed Ubuntu server 16.04.3. chkrootkit found suspicious files and directories after first run: Searching for suspicious files and dirs, it ...
Asarluhi's user avatar
  • 337
0 votes
2 answers
561 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 ...
Asarluhi's user avatar
  • 337
0 votes
3 answers
3k views

Can I remove "Linux/Ebury Operation Windigo" without wiping the entire drive?

I used chkrootkit, which told me that I had "Linux/Ebury Operation Windigo" installed, I doubled checked by running ssh -G which printed out usage, without "illegal option". I removed all ssh files ...
DisplayName's user avatar
0 votes
6 answers
5k views

Linux Mint: I'm infected with a rootkit

I tried logging in to my admin account and it said password incorrect. There is no way it could have been incorrect since I copy-pasted it from a usb drive. I reset my password, installed chkrootkit ...
What's my name's user avatar
0 votes
1 answer
489 views

chkrootkit unable to execute by shell

I installed chkrootkit with yum (CentOS 6.5) server with plesk 12.5 but I'm unable to execute it. [root@~]# chkrootkit -bash: chkrootkit: command not found [root@~]# I cannot locate the application, ...
antony's user avatar
  • 101
5 votes
0 answers
6k views

The "chkproc: Warning: Possible LKM Trojan installed" appears and disappears

I have chkrootkit version 0.49 installed on Debian 6.5. When I run sudo chkrootkit, I keep getting variable warnings about the LKM trojan, when I run the command repeatedly. First run Checking `lkm'...
OtagoHarbour's user avatar

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