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Chkrootkit Security Scanner auf Ubuntu 20.04 LTS
#1
Installation von Chkrootkit Security Scanner auf Ubuntu 20.04 LTS

sudo apt update && sudo apt upgrade -y

Installation:

sudo apt-get install chkrootkit

Reading package lists... Done
Building dependency tree     
Reading state information... Done
The following additional packages will be installed:
  net-tools
The following NEW packages will be installed:
  chkrootkit net-tools
0 upgraded, 2 newly installed, 0 to remove and 0 not upgraded.
Need to get 512 kB of archives.
After this operation, 1,933 kB of additional disk space will be used.
Do you want to continue? [Y/n]

Nach der Installation:

Anzeigen der Befehle:

chkrootkit -h

Usage: /usr/sbin/chkrootkit [options] [test ...]

Options:
        -h                show this help and exit
        -V                show version information and exit
        -l                show available tests and exit
        -d                debug
        -q                quiet mode
        -x                expert mode
        -e                exclude known false positive files/dirs, quoted,
                          space separated, READ WARNING IN README
        -r dir            use dir as the root directory
        -p dir1:dir2:dirN path for the external commands used by chkrootkit
        -n                skip NFS mounted dirs

Scannen:

sudo chkrootkit

ROOTDIR is `/'
Checking `amd'...                                          not found
Checking `basename'...                                      not infected
Checking `biff'...                                          not found
Checking `chfn'...                                          not infected
Checking `chsh'...                                          not infected
Checking `cron'...                                          not infected
Checking `crontab'...                                      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 found
Checking `gpm'...                                          not found
Checking `grep'...                                          not infected
Checking `hdparm'...                                        not infected
Checking `su'...                                            not infected
Checking `ifconfig'...                                      not infected
Checking `inetd'...                                        not infected
Checking `inetdconf'...                                    not found
Checking `identd'...                                        not found
Checking `init'...                                          not infected
Checking `killall'...                                      not infected
Checking `ldsopreload'...                                  not infected
Checking `login'...                                        not infected
Checking `ls'...                                            not infected
Checking `lsof'...                                          not infected
Checking `mail'...                                          not found
Checking `mingetty'...                                      not found
Checking `netstat'...                                      not infected
Checking `named'...                                        not found
Checking `passwd'...                                        not infected
Checking `pidof'...                                        not infected
Checking `pop2'...                                          not found
Checking `pop3'...                                          not found
Checking `ps'...                                            not infected
Checking `pstree'...                                        not infected
Checking `rpcinfo'...                                      not found
Checking `rlogind'...                                      not found
Checking `rshd'...                                          not found
Checking `slogin'...                                        not infected
Checking `sendmail'...                                      not found
Checking `sshd'...                                          not infected
Checking `syslogd'...                                      not tested
Checking `tar'...                                          not infected
Checking `tcpd'...                                          not found
Checking `tcpdump'...                                      not infected
Checking `top'...                                          not infected
Checking `telnetd'...                                      not found
Checking `timed'...                                        not found
Checking `traceroute'...                                    not found
Checking `vdir'...                                          not infected
Checking `w'...                                            not infected
Checking `write'...                                        not infected
Checking `aliens'...                                        no suspect files
Searching for sniffer's logs, it may take a while...        nothing found
Searching for rootkit HiDrootkit's default files...        nothing found
Searching for rootkit t0rn's default files...              nothing found
Searching for t0rn's v8 defaults...                        nothing found
Searching for rootkit Lion's default files...              nothing found
Searching for rootkit RSHA's default files...              nothing found
Searching for rootkit 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... The following suspicious files and directories were found: 
/usr/lib/mono/xbuild-frameworks/.NETFramework /usr/lib/mono/xbuild-frameworks/.NETPortable
/usr/lib/mono/xbuild-frameworks/.NETPortable/v5.0/SupportedFrameworks/.NET Framework 4.6.xml
usw.
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...                                    nothing found
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...                          nothing found
Searching for Suckit rootkit...                            nothing found
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...      nothing found
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 Fu rootkit default files...                  nothing found
Searching for ESRK rootkit default files...                nothing found
Searching for rootedoor...                                  nothing found
Searching for ENYELKM rootkit default files...              nothing found
Searching for common ssh-scanners default files...          nothing found
Searching for Linux/Ebury - Operation Windigo ssh...        nothing found
Searching for 64-bit Linux Rootkit ...                      nothing found
Searching for 64-bit Linux Rootkit modules...              nothing found
Searching for Mumblehard Linux ...                          nothing found
Searching for Backdoor.Linux.Mokes.a ...                    nothing found
Searching for Malicious TinyDNS ...                        nothing found
Searching for Linux.Xor.DDoS ...                            nothing found
Searching for Linux.Proxy.1.0 ...                          nothing found
Searching for CrossRAT ...                                  nothing found
Searching for Hidden Cobra ...                              nothing found
Searching for Rocke Miner ...                              nothing found
Searching for suspect PHP files...                          nothing found
Searching for anomalies in shell history files...          nothing found
Checking `asp'...                                          not infected
Checking `bindshell'...                                    not infected
Checking `lkm'...                                          chkproc: nothing detected
chkdirs: nothing detected
Checking `rexedcs'...                                      not found
Checking `sniffer'...                                      lo: not promisc and no packet sniffer sockets
enp5s0: PACKET SNIFFER(/usr/lib/systemd/systemd-networkd[741])
Checking `w55808'...                                        not infected
Checking `wted'...                                          chkwtmp: nothing deleted
Checking `scalper'...                                      not infected
Checking `slapper'...                                      not infected
Checking `z2'...                                            chklastlog: nothing deleted
Checking `chkutmp'...                                      chkutmp: nothing deleted
Checking `OSX_RSPLUG'...                                    not tested

Infizierte anzeigen:

sudo chkrootkit -q

sudo chkrootkit | grep INFECTED

Alles runter werfen:

sudo apt purge --autoremove -y chkrootkit
All done!
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