Clamav AntiVirus : Install2025/03/10

	Install Clam AntiVirus to protect your System from Virus.
[1]	Install Clamav.

# install from EPEL

[root@dlp ~]#

dnf --enablerepo=epel -y install clamav

[root@dlp ~]#

vi /etc/freshclam.conf

# line 8 : comment out if it enabled

Example

# update pattern files manually

[root@dlp ~]#

freshclam

ClamAV update process started at Mon Mar 10 09:16:06 2025
daily database available for download (remote version: 27572)
Time:    4.3s, ETA:    0.0s [========================>]   61.57MiB/61.57MiB
Testing database: '/var/lib/clamav/tmp.d7658fa465/clamav-b98f919687581661f518af4f38635b28.tmp-daily.cvd' ...
Database test passed.
daily.cvd updated (version: 27572, sigs: 2073173, f-level: 90, builder: raynman)
main database available for download (remote version: 62)
Time:   10.8s, ETA:    0.0s [========================>]  162.58MiB/162.58MiB
Testing database: '/var/lib/clamav/tmp.d7658fa465/clamav-042b78871ea12bb5dbf627048bcf7ed6.tmp-main.cvd' ...
Database test passed.
main.cvd updated (version: 62, sigs: 6647427, f-level: 90, builder: sigmgr)
bytecode database available for download (remote version: 335)
Time:    0.1s, ETA:    0.0s [========================>]  282.94KiB/282.94KiB
Testing database: '/var/lib/clamav/tmp.d7658fa465/clamav-b0b053c86298207cf9ffeb1d48f93c99.tmp-bytecode.cvd' ...
Database test passed.
bytecode.cvd updated (version: 335, sigs: 86, f-level: 90, builder: raynman)

[2]	Try to scan System.

# scan /home

[root@dlp ~]#

clamscan --infected --remove --recursive /home

----------- SCAN SUMMARY -----------
Known viruses: 8704953
Engine version: 1.4.2
Scanned directories: 2
Scanned files: 3
Infected files: 0
Data scanned: 0.00 MB
Data read: 0.00 MB (ratio 0.00:1)
Time: 13.306 sec (0 m 13 s)
Start Date: 2025:03:10 09:19:04
End Date:   2025:03:10 09:19:18

# download trial virus

[root@dlp ~]#

wget https://files.trendmicro.com/products/eicar-file/eicar.com

[root@dlp ~]#

clamscan --infected --remove --recursive .

# just detected and removed

/root/eicar.com: Win.Test.EICAR_HDB-1 FOUND
/root/eicar.com: Removed.

----------- SCAN SUMMARY -----------
Known viruses: 8704953
Engine version: 1.4.2
Scanned directories: 2
Scanned files: 9
Infected files: 1
Data scanned: 0.01 MB
Data read: 0.00 MB (ratio 2.00:1)
Time: 12.777 sec (0 m 12 s)
Start Date: 2025:03:10 09:20:16
End Date:   2025:03:10 09:20:28

Matched Content