FM / include

/usr/share/lynis/include

Name	Size	Mode	Actions
binaries	39476	0644	edit dl rm
consts	10898	0644	edit dl rm
data_upload	13788	0644	edit dl rm
functions	163241	0644	edit dl rm
helper_audit_dockerfile	8000	0644	edit dl rm
helper_configure	3748	0644	edit dl rm
helper_generate	7557	0644	edit dl rm
helper_show	22820	0644	edit dl rm
helper_system_remote_scan	3620	0644	edit dl rm
helper_update	3671	0644	edit dl rm
osdetection	48570	0644	edit dl rm
parameters	16874	0644	edit dl rm
profiles	27540	0644	edit dl rm
report	18915	0644	edit dl rm
tests_accounting	25852	0644	edit dl rm
tests_authentication	86063	0644	edit dl rm
tests_banners	8562	0644	edit dl rm
tests_boot_services	56034	0644	edit dl rm
tests_containers	11439	0644	edit dl rm
tests_crypto	19456	0644	edit dl rm
tests_custom.template	6942	0644	edit dl rm
tests_databases	24863	0644	edit dl rm
tests_dns	3467	0644	edit dl rm
tests_filesystems	50995	0644	edit dl rm
tests_file_integrity	22714	0644	edit dl rm
tests_file_permissions	3185	0644	edit dl rm
tests_firewalls	32270	0644	edit dl rm
tests_hardening	7187	0644	edit dl rm
tests_homedirs	9392	0644	edit dl rm
tests_insecure_services	27528	0644	edit dl rm
tests_kerberos	8063	0644	edit dl rm
tests_kernel	61403	0644	edit dl rm
tests_kernel_hardening	5752	0644	edit dl rm
tests_ldap	4055	0644	edit dl rm
tests_logging	33726	0644	edit dl rm
tests_mac_frameworks	15067	0644	edit dl rm
tests_mail_messaging	21967	0644	edit dl rm
tests_malware	21101	0644	edit dl rm
tests_memory_processes	7334	0644	edit dl rm
tests_nameservices	35361	0644	edit dl rm
tests_networking	41705	0644	edit dl rm
tests_php	29772	0644	edit dl rm
tests_ports_packages	83692	0644	edit dl rm
tests_printers_spoolers	14188	0644	edit dl rm
tests_scheduling	16131	0644	edit dl rm
tests_shells	13643	0644	edit dl rm
tests_snmp	4273	0644	edit dl rm
tests_squid	17156	0644	edit dl rm
tests_ssh	18026	0644	edit dl rm
tests_storage	3680	0644	edit dl rm
tests_storage_nfs	8603	0644	edit dl rm
tests_system_integrity	2098	0644	edit dl rm
tests_time	33413	0644	edit dl rm
tests_tooling	22624	0644	edit dl rm
tests_usb	21554	0644	edit dl rm
tests_virtualization	1992	0644	edit dl rm
tests_webservers	33977	0644	edit dl rm
tool_tips	2205	0644	edit dl rm

Edit: /usr/share/lynis/include/binaries (39476B)

#!/bin/sh

#################################################################################
#
#   Lynis
# ------------------
#
# Copyright (c) Michael Boelen, CISOfy, and many contributors.
#
# Website  : https://cisofy.com/
# Blog     : https://linux-audit.com/
# GitHub   : https://github.com/CISOfy/lynis
#
# Lynis comes with ABSOLUTELY NO WARRANTY. This is free software, and you are
# welcome to redistribute it under the terms of the GNU General Public License.
# See LICENSE file for usage of this software.
#
#################################################################################
#
# * Check which binaries and tools are installed
# * With the results a customized scan can be performed for every single system.
#
#################################################################################
#
    COMPILER_INSTALLED=0
    IDLE_SESSION_KILLER_INSTALLED=0
    MALWARE_SCANNER_INSTALLED=0
#
#################################################################################
#
    if [ ${CHECK_BINARIES} -eq 1 ]; then
        InsertSection "${SECTION_SYSTEM_TOOLS}"
        Display --indent 2 --text "- Scanning available tools..."
        LogText "Start scanning for available audit binaries and tools..."

# Test        : CORE-1000
        # Description : Check all system binaries
        # Notes       : Always perform test, dependency for many other tests
        Register --test-no CORE-1000 --weight L --network NO --description "Check all system binaries"
        BINARY_PATHS_FOUND=""; COUNT=0
        Display --indent 2 --text "- Checking system binaries..."
        LogText "Status: Starting binary scan..."

# Notes:
        # - If PATH is empty, we use the predefined list in include/consts
        # - Common paths first, then followed by more specific paths. This helps on the slightly ancient UNIX derivatives.
        # - Avoid sorting the path list, as this might result in incorrect order of finding binaries (e.g. awk binary)

# Test if our PATH variable provides a set of paths. If so, reverse the order. If we discover the same binary
        # multiple times, the one first in PATH should be used.
        if [ -n "${PATH}" ]; then
            PATH_REVERSED=$(echo "${PATH}" | sed 's/ /!!space!!/g' | awk -F: '{ for (i=NF; i>1; i--) printf("%s ",$i); print $1; }')
            BIN_PATHS=$(echo "${PATH_REVERSED}" | tr ':' ' ')
        fi

# First test available locations that may be suspicious or dangerous
        for SCANDIR in ${BIN_PATHS}; do
            FOUND=0
            if [ "${SCANDIR}" = "." ]; then FOUND=1; MSG="Found single dot (.) in PATH"
            elif [ "${SCANDIR}" = ".." ]; then FOUND=1; MSG="Found double dot (..) in PATH"
            elif echo "${SCANDIR}" | grep '^\.\.' > /dev/null; then FOUND=1; MSG="Found path starting with double dot (..) in PATH"
            elif echo "${SCANDIR}" | grep '^[a-zA-Z]' > /dev/null; then FOUND=1; MSG="Found relative path in PATH"
            fi
            if [ ${FOUND} -eq 1 ]; then
                # Stop execution if privileged, otherwise continue but warn user
                if [ ${PRIVILEGED} -eq 1 ]; then
                    ExitFatal "Suspicious location (${SCANDIR}) in PATH discovered. Quitting..."
                else
                    Display --indent 4 --text "Warning: suspicious location (${SCANDIR}) in PATH"
                    ReportWarning "${TEST_NO}" "Suspicious location in PATH discovered" "text:${MSG}"
                    sleep 1
                fi
            fi
        done

NSUID_BINARIES=0
        NSGID_BINARIES=0
        SUID_BINARIES=
        SGID_BINARIES=
        # Now perform binary detection
        for SCANDIR in ${BIN_PATHS}; do
            SCANDIR=$(echo "${SCANDIR}" | sed 's/!!space!!/ /g')
            LogText "Test: Checking binaries in directory ${SCANDIR}"
            ORGPATH=""
            if [ -d "${SCANDIR}" ]; then
                SKIPDIR=0
                if [ -L "${SCANDIR}" ]; then
                    LogText "Result: directory exists, but is actually a symlink"
                    ShowSymlinkPath ${SCANDIR}
                    if [ ${FOUNDPATH} -eq 1 ]; then
                        if [ -n "${SYMLINK}" -a -d ${SYMLINK} ]; then
                            # Set path to new location
                            LogText "Result: found the path behind this symlink (${SCANDIR} --> ${sFILE})"
                            ORGPATH="${SCANDIR}"
                            SCANDIR="${sFILE}"
                        else
                            SKIPDIR=1; LogText "Result: Symlink variable empty, or directory to symlink is non-existing"
                        fi
                    else
                        SKIPDIR=1; LogText "Result: Could not find the location of this symlink, or is not a directory"
                    fi
                fi

# Add a space to make sure we discover a related directory if it was already scanned
                # The grep -v is to prevent a match /usr/bin in something like /usr/bin/core_perl
                FIND=$(echo ${BINARY_PATHS_FOUND} | grep ", ${SCANDIR}" | grep -v ", ${SCANDIR}/")
                if [ -n "${FIND}" ]; then
                    SKIPDIR=1; LogText "Result: Skipping this directory as it was already scanned"
                fi

if [ ${SKIPDIR} -eq 0 ]; then
                    BINARY_PATHS_FOUND="${BINARY_PATHS_FOUND}, ${SCANDIR}"
                    LogText "Directory ${SCANDIR} exists. Starting directory scanning..."

# Show the contents of the directory with binaries, ignore directories
                    FIND=$(ls -p "${SCANDIR}" | grep -v '/$')
                    for FILENAME in ${FIND}; do
                        COUNT=$((COUNT + 1))
                        BINARY="${SCANDIR}/${FILENAME}"
                        DISCOVERED_BINARIES="${DISCOVERED_BINARIES}${BINARY} "
                        if [ -u "${BINARY}" ]; then
                            NSUID_BINARIES=$((NSUID_BINARIES + 1))
                            SUID_BINARIES="${SUID_BINARIES}${BINARY} "
                        fi
                        if [ -g "${BINARY}" ]; then
                            NSGID_BINARIES=$((NSGID_BINARIES + 1))
                            SGID_BINARIES="${SGID_BINARIES}${BINARY} "
                        fi
                        # Optimized, much quicker (limited file access needed)
                        case ${FILENAME} in
                            aa-status)              AASTATUSBINARY=${BINARY};          LogText "  Found known binary: aa-status (apparmor component) - ${BINARY}" ;;
                            afick.pl)               AFICKBINARY=${BINARY};             LogText "  Found known binary: afick (file integrity checker) - ${BINARY}" ;;
                            aide)                   AIDEBINARY=${BINARY};              LogText "  Found known binary: aide (file integrity checker) - ${BINARY}" ;;
                            apache2)                HTTPDBINARY=${BINARY};             LogText "  Found known binary: apache2 (web server) - ${BINARY}" ;;
                            apt)                    APTBINARY=${BINARY};               LogText "  Found known binary: apt (package manager) - ${BINARY}" ;;
                            apk)                    APKBINARY=${BINARY};               LogText "  Found known binary: apk (package manager) - ${BINARY}" ;;
                            arch-audit)             ARCH_AUDIT_BINARY="${BINARY}";     LogText "  Found known binary: arch-audit (auditing utility to test for vulnerable packages) - ${BINARY}" ;;
                            auditd)                 AUDITDBINARY=${BINARY};            LogText "  Found known binary: auditd (audit framework) - ${BINARY}" ;;
                            awk)                    AWKBINARY=${BINARY};               LogText "  Found known binary: awk (string tool) - ${BINARY}" ;;
                            as)                     ASBINARY="${BINARY}";              COMPILER_INSTALLED=1;                  LogText "  Found known binary: as (compiler) - ${BINARY}" ;;
                            auditctl)               AUDITCTLBINARY="${BINARY}";        LogText "  Found known binary: auditctl (control utility for audit daemon) - ${BINARY}" ;;
                            autolog)                AUTOLOGBINARY="${BINARY}";         IDLE_SESSION_KILLER_INSTALLED=1;       LogText "  Found known binary: autolog (idle session killer) - ${BINARY}" ;;
                            base64)                 BASE64BINARY="${BINARY}";          LogText "  Found known binary: base64 (encoding tool) - ${BINARY}" ;;
                            blkid)                  BLKIDBINARY="${BINARY}";           LogText "  Found known binary: blkid (information about block devices) - ${BINARY}" ;;
                            bootctl)                BOOTCTLBINARY="${BINARY}";         LogText "  Found known binary: bootctl (systemd-boot manager utility) - ${BINARY}" ;;
                            bro)                    BROBINARY="${BINARY}";             LogText "  Found known binary: bro (IDS) - ${BINARY}" ;;
                            cat)                    CAT_BINARY="${BINARY}";            LogText "  Found known binary: cat (generic file handling) - ${BINARY}" ;;
                            cc)                     CCBINARY="${BINARY}";              COMPILER_INSTALLED=1;  LogText "  Found known binary: cc (compiler) - ${BINARY}" ;;
                            chkconfig)              CHKCONFIGBINARY=${BINARY};         LogText "  Found known binary: chkconfig (administration tool) - ${BINARY}" ;;
                            clamconf)               CLAMCONF_BINARY=${BINARY};         LogText "  Found known binary: clamconf (information about ClamAV) - ${BINARY}" ;;
                            clamscan)               CLAMSCANBINARY=${BINARY};          LogText "  Found known binary: clamscan (AV scanner) - ${BINARY}" ;;
                            clang)                  CLANGBINARY=${BINARY};             COMPILER_INSTALLED=1;  LogText "  Found known binary: clang (compiler) - ${BINARY}" ;;
                            cfagent)                CFAGENTBINARY="${BINARY}";         FILE_INT_TOOL_FOUND=1;                 LogText "  Found known binary: cfengine agent (configuration tool) - ${BINARY}" ;;
                            chkrootkit)             CHKROOTKITBINARY="${BINARY}";      MALWARE_SCANNER_INSTALLED=1;           LogText "  Found known binary: chkrootkit (malware scanner) - ${BINARY}" ;;
                            cmd_daemon)             CMDBINARY=${BINARY};               LogText "  Found known binary: cmd (audit framework) - ${BINARY}" ;;
                            comm)                   COMMBINARY="${BINARY}";            LogText "  Found known binary: comm (file compare) - ${BINARY}" ;;
                            cryptsetup)             CRYPTSETUPBINARY="${BINARY}";      LogText "  Found known binary: cryptsetup (block device encryption) - ${BINARY}" ;;
                            csum)                   CSUMBINARY="${BINARY}";            LogText "  Found known binary: csum (hashing tool on AIX) - ${BINARY}" ;;
                            curl)                   CURLBINARY="${BINARY}";            CURLVERSION=$(${BINARY} --version | grep "^curl" | awk '{ if ($1=="curl") { print $2 }}'); LogText "  Found known binary: curl (browser, download utility) - ${BINARY}" ;;
                            cut)                    CUTBINARY="${BINARY}";             LogText "  Found known binary: cut (text stream editor) - ${BINARY}" ;;
                            debsecan)               DEBSECANBINARY="${BINARY}";        LogText "  Found known binary: debsecan (package vulnerability checking) - ${BINARY}" ;;
                            debsums)                DEBSUMSBINARY="${BINARY}";         LogText "  Found known binary: debsums (package integrity checking) - ${BINARY}" ;;
                            dig)                    DIGBINARY=${BINARY};               LogText "  Found known binary: dig (network/dns tool) - ${BINARY}" ;;
                            dmidecode)              DMIDECODEBINARY=${BINARY};         LogText "  Found known binary: dmidecode (hardware collector tool) - ${BINARY}" ;;
                            dnf)                    DNFBINARY="${BINARY}";             LogText "  Found known binary: dnf (package manager) - ${BINARY}" ;;
                            dnsdomainname)          DNSDOMAINNAMEBINARY="${BINARY}";   LogText "  Found known binary: dnsdomainname (DNS domain) - ${BINARY}" ;;
                            docker)                 DOCKERBINARY="${BINARY}";          LogText "  Found known binary: docker (container technology) - ${BINARY}" ;;
                            domainname)             DOMAINNAMEBINARY="${BINARY}";      LogText "  Found known binary: domainname (NIS domain) - ${BINARY}" ;;
                            dpkg)                   DPKGBINARY="${BINARY}";            LogText "  Found known binary: dpkg (package management) - ${BINARY}" ;;
                            xbps-query)             XBPSBINARY="${BINARY}";            LogText "  Found known binary: xbps (package management) - ${BINARY}" ;;
                            equery)                 EQUERYBINARY="${BINARY}";          LogText "  Found known binary: query (package manager) - ${BINARY}" ;;
                            evmctl)                 EVMCTLBINARY=${BINARY};            LogText "  Found known binary: evmctl (IMA/EVM tool) - ${BINARY}" ;;
                            exim)                   EXIMBINARY="${BINARY}";            EXIMVERSION=$(${BINARY} -bV | grep 'Exim version' | awk '{ print $3 }' | xargs); LogText "  Found known binary ${BINARY} (version ${EXIMVERSION})" ;;
                            fail2ban-server)        FAIL2BANBINARY="${BINARY}";        LogText "  Found known binary: fail2ban (IPS tool) - ${BINARY}" ;;
                            file)                   FILEBINARY="${BINARY}";            LogText "  Found known binary: file (file type detection) - ${BINARY}" ;;
                            find)                   FINDBINARY="${BINARY}";            LogText "  Found known binary: find (search tool) - ${BINARY}" ;;
                            g++)                    GPLUSPLUSBINARY="${BINARY}";       COMPILER_INSTALLED=1;  LogText "  Found known binary: g++ (compiler) - ${BINARY}" ;;
                            gcc)                    GCCBINARY="${BINARY}";             COMPILER_INSTALLED=1;  LogText "  Found known binary: gcc (compiler) - ${BINARY}" ;;
                            getcap)                 GETCAPBINARY="${BINARY}";          LogText "  Found known binary: getcap (kernel capabilities) - ${BINARY}" ;;
                            getent)                 GETENT_BINARY="${BINARY}";         LogText "  Found known binary: getent (query tool for name service switch libraries) - ${BINARY}" ;;
                            gradm)                  GRADMBINARY=${BINARY};             LogText "  Found known binary: gradm (Grsecurity Administration Utility) - ${BINARY}" ;;
                            grep)                   GREPBINARY=${BINARY};              LogText "  Found known binary: grep (text search) - ${BINARY}" ;;
                            grpck)                  GRPCKBINARY="${BINARY}";           LogText "  Found known binary: grpck (consistency checker) - ${BINARY}" ;;
                            grub2-install)          GRUB2INSTALLBINARY=${BINARY};      LogText "  Found known binary: grub2-install (installer for boot loader) - ${BINARY}" ;;
                            gzip)                   GZIPBINARY="${BINARY}";            LogText "  Found known binary: gzip (compressing utility) - ${BINARY}" ;;
                            head)                   HEADBINARY="${BINARY}";            LogText "  Found known binary: head (text filter) - ${BINARY}" ;;
                            httpd)                  HTTPDBINARY="${BINARY}";           LogText "  Found known binary: httpd (web server) - ${BINARY}" ;;
                            httpd2-prefork)         HTTPDBINARY=${BINARY};             LogText "  Found known binary: apache2 (web server) - ${BINARY}" ;;
                            initctl)                INITCTLBINARY=${BINARY};           SERVICE_MANAGER="upstart";  LogText "  Found known binary: initctl (client to upstart init) - ${BINARY}" ;;
                            ifconfig)               IFCONFIGBINARY="${BINARY}";        LogText "  Found known binary: ipconfig (IP configuration) - ${BINARY}" ;;
                            integritysetup)         INTEGRITYSETUPBINARY="${BINARY}";  LogText "  Found known binary: integritysetup (dm-integrity setup tool) - ${BINARY}" ;;
                            ip)                     IPBINARY="${BINARY}";              LogText "  Found known binary: ip (IP configuration) - ${BINARY}" ;;
                            ipf)                    IPFBINARY="${BINARY}";             LogText "  Found known binary: ipf (firewall) - ${BINARY}" ;;
                            iptables)               IPTABLESBINARY="${BINARY}";        LogText "  Found known binary: iptables (firewall) - ${BINARY}" ;;
                            iptables-save)          IPTABLESSAVEBINARY="${BINARY}";    LogText "  Found known binary: iptables-save (firewall) - ${BINARY}" ;;
                            istat)                  ISTATBINARY="${BINARY}";           LogText "  Found known binary: istat (file information) - ${BINARY}" ;;
                            journalctl)             JOURNALCTLBINARY="${BINARY}";      LogText "  Found known binary: journalctl (systemd journal) - ${BINARY}" ;;
                            kadmin.local)           KADMINLOCALBINARY="${BINARY}";     LogText "  Found known binary: kadmin.local (krb5) - ${BINARY}" ;;
                            kdb5_util)              KDB5UTILBINARY="${BINARY}";        LogText "  Found known binary: kdb5_util (krb5) - ${BINARY}" ;;
                            kldstat)                KLDSTATBINARY="${BINARY}";         LogText "  Found known binary: kldstat (kernel modules) - ${BINARY}" ;;
                            kstat)                  KSTATBINARY="${BINARY}";           LogText "  Found known binary: kstat (kernel statistics) - ${BINARY}" ;;
                            launchctl)              LAUNCHCTL_BINARY="${BINARY}";      SERVICE_MANAGER="launchd"; LogText "  Found known binary: launchctl (launchd client) - ${BINARY}" ;;
                            locate)                 LOCATEBINARY="${BINARY}";          LogText "  Found known binary: locate (file database) - ${BINARY}" ;;
                            logrotate)              LOGROTATEBINARY="${BINARY}";       LogText "  Found known binary: logrotate (log rotation tool) - ${BINARY}" ;;
                            ls)                     LSBINARY="${BINARY}";              LogText "  Found known binary: ls (file listing) - ${BINARY}" ;;
                            lsattr)                 LSATTRBINARY="${BINARY}";          LogText "  Found known binary: lsattr (file attributes) - ${BINARY}" ;;
                            lsblk)                  LSBLKBINARY="${BINARY}";           LogText "  Found known binary: lsblk (block devices) - ${BINARY}" ;;
                            lsmod)                  LSMODBINARY="${BINARY}";           LogText "  Found known binary: lsmod (kernel modules) - ${BINARY}" ;;
                            lsof)
                                LSOFBINARY="${BINARY}"
                                LogText "  Found known binary: lsof (open files) - ${BINARY}"
                                DATA=$(${LSOFBINARY} -h 2>&1 | grep "\-K \[i\] list\|$i$gn tasKs")
                                if [ $? -eq 0 ]; then
                                    LogText "Note: added -K i to ignore tasks on Linux"
                                    LSOF_EXTRA_OPTIONS=" -K i"
                                fi
                            ;;
                            lsvg)                   LSVGBINARY=${BINARY};              LogText "  Found known binary: lsvg (volume manager) - ${BINARY}" ;;
                            lvdisplay)              LVDISPLAYBINARY="${BINARY}";       LogText "  Found known binary: lvdisplay (LVM tool) - ${BINARY}" ;;
                            lynx)                   LYNXBINARY="${BINARY}";            LYNXVERSION=$(${BINARY} -version | grep "^Lynx Version" | cut -d ' ' -f3); LogText "Found known binary: lynx (browser) - ${BINARY} (version ${LYNXVERSION})" ;;
                            maldet)                 LMDBINARY="${BINARY}";             MALWARE_SCANNER_INSTALLED=1;           LogText "  Found known binary: maldet (Linux Malware Detect, malware scanner) - ${BINARY}" ;;
                            md5)                    MD5BINARY="${BINARY}";             LogText "  Found known binary: md5 (hash tool) - ${BINARY}" ;;
                            md5sum)                 MD5BINARY="${BINARY}";             LogText "  Found known binary: md5sum (hash tool) - ${BINARY}" ;;
                            mdatp)                  MDATPBINARY="${BINARY}";           MALWARE_SCANNER_INSTALLED=1;           LogText "  Found known binary: mdatp (Microsoft Defender ATP, malware scanner) - ${BINARY}" ;;
                            modprobe)               MODPROBEBINARY="${BINARY}";        LogText "  Found known binary: modprobe (kernel modules) - ${BINARY}" ;;
                            mount)                  MOUNTBINARY="${BINARY}";           LogText "  Found known binary: mount (disk utility) - ${BINARY}" ;;
                            mtree)                  MTREEBINARY="${BINARY}";           LogText "  Found known binary: mtree (mapping directory tree) - ${BINARY}" ;;
                            mysql)                  MYSQLCLIENTBINARY="${BINARY}";     MYSQLCLIENTVERSION=$(${BINARY} -V | awk '{ if ($4=="Distrib") { print $5 }}' | sed 's/,//g') ;  LogText "Found ${BINARY} (version: ${MYSQLCLIENTVERSION})" ;;
                            named-checkconf)        NAMEDCHECKCONFBINARY="${BINARY}";  LogText "  Found known binary: named-checkconf (BIND configuration analyzer) - ${BINARY}" ;;
                            netstat)                NETSTATBINARY="${BINARY}";         LogText "  Found known binary: netstat (network statistics) - ${BINARY}" ;;
                            nft)                    NFTBINARY="${BINARY}";             LogText "  Found known binary: nft (nftables client) - ${BINARY}" ;;
                            nmap)                   NMAPBINARY="${BINARY}";            NMAPVERSION=$(${BINARY} -V | grep "^Nmap version" | awk '{ print $3 }'); LogText "Found ${BINARY} (version ${NMAPVERSION})" ;;
                            ntpctl)                 NTPCTLBINARY="${BINARY}";                LogText "  Found known binary: ntpctl (openntpd client) - ${BINARY}" ;;
                            ntpq)                   NTPQBINARY="${BINARY}";            LogText "  Found known binary ntpq (time daemon client) - ${BINARY}" ;;
                            osiris)                 OSIRISBINARY="${BINARY}";          LogText "  Found known binary: osiris - ${BINARY}" ;;
                            openssl)                OPENSSLBINARY="${BINARY}";         OPENSSLVERSION=$(${BINARY} version 2> /dev/null | head -n 1 | awk '{ print $2 }' | xargs); LogText "Found ${BINARY} (version ${OPENSSLVERSION})" ;;
                            pacman)
                                if [ -z "$(echo "${BINARY}" | grep -E "/usr(/local)?/games")" ]; then
                                    PACMANBINARY="${BINARY}"
                                    LogText "  Found known binary: pacman (package manager) - ${BINARY}"
                                fi
                            ;;
                            perl)                   PERLBINARY="${BINARY}";            PERLVERSION=$(${BINARY} -V:version | sed 's/^version=//' | sed 's/;//' | xargs); LogText "Found ${BINARY} (version ${PERLVERSION})" ;;
                            pgrep)                  PGREPBINARY="${BINARY}";           LogText "  Found known binary: pgrep (search in process list) - ${BINARY}" ;;
                            php)                    PHPBINARY="${BINARY}";             PHPVERSION=$(${BINARY} -v | awk '{ if ($1=="PHP") { print $2 }}' | head -1); LogText "Found known binary: php (programming language interpreter) - ${BINARY} (version ${PHPVERSION})" ;;
                            pkg)                    PKG_BINARY="${BINARY}";            LogText "  Found known binary: pkg (software package administration) - ${BINARY}" ;;
                            pkg_admin)              PKGADMINBINARY="${BINARY}";        LogText "  Found known binary: pkg_admin (software package administration) - ${BINARY}" ;;
                            pkg_info)               PKGINFOBINARY="${BINARY}";         LogText "  Found known binary: pkg_info (software package information) - ${BINARY}" ;;
                            postconf)               POSTCONFBINARY="${BINARY}";        LogText "  Found known binary: postconf (postfix configuration) - ${BINARY}" ;;
                            postfix)                POSTFIXBINARY="${BINARY}";         LogText "  Found known binary: postfix (postfix binary) - ${BINARY}" ;;
                            prelink)                PRELINKBINARY="${BINARY}";         LogText "  Found known binary: prelink (system optimizer) - ${BINARY}" ;;
                            pfctl)                  PFCTLBINARY="${BINARY}";           LogText "  Found known binary: pfctl (client to pf firewall) - ${BINARY}" ;;
                            ps)                     PSBINARY="${BINARY}";              LogText "  Found known binary: ps (process listing) - ${BINARY}" ;;
                            puppet)                 PUPPETBINARY="${BINARY}";          LogText "  Found known binary: puppet (automation tooling) - ${BINARY}" ;;
                            puppetmasterd)          PUPPETMASTERDBINARY="${BINARY}";   LogText "  Found known binary: puppetmasterd (puppet master daemon) - ${BINARY}" ;;
                            python)                 PYTHONBINARY="${BINARY}";          PYTHONVERSION=$(${BINARY}  --version 2>&1 | sed 's/^Python //'); LogText "Found known binary: ${FILENAME} (programming language interpreter) - ${BINARY} (version ${PYTHONVERSION})" ;;
                            python2)                PYTHON2BINARY="${BINARY}";         PYTHON2VERSION=$(${BINARY}  --version 2>&1 | sed 's/^Python //'); LogText "Found known binary: ${FILENAME} (programming language interpreter) - ${BINARY} (version ${PYTHON2VERSION})" ;;
                            python3)                PYTHON3BINARY="${BINARY}";         PYTHON3VERSION=$(${BINARY}  --version 2>&1 | sed 's/^Python //'); LogText "Found known binary: ${FILENAME} (programming language interpreter) - ${BINARY} (version ${PYTHON3VERSION})" ;;
                            rcctl)                  RCCTLBINARY="${BINARY}";           LogText "  Found known binary: rcctl (services and daemons configuration and control) - ${BINARY}" ;;
                            readlink)               READLINKBINARY="${BINARY}";        LogText "  Found known binary: readlink (follows symlinks) - ${BINARY}" ;;
                            resolvectl)             RESOLVECTLBINARY="${BINARY}";      LogText "  Found known binary: resolvectl (systemd-resolved DNS resolver manager) - ${BINARY}" ;;
                            rkhunter)               RKHUNTERBINARY="${BINARY}";        MALWARE_SCANNER_INSTALLED=1;           LogText "  Found known binary: rkhunter (malware scanner) - ${BINARY}" ;;
                            rootsh)                 ROOTSHBINARY="${BINARY}";          LogText "  Found known binary: rootsh (wrapper for shells) - ${BINARY}" ;;
                            rpcinfo)                RPCINFOBINARY="${BINARY}";         LogText "  Found known binary: rpcinfo (RPC information) - ${BINARY}" ;;
                            rpm)                    RPMBINARY="${BINARY}";             LogText "  Found known binary: rpm (package manager) - ${BINARY}" ;;
                            runlevel)               RUNLEVELBINARY="${BINARY}";        LogText "  Found known binary: runlevel (system utility) - ${BINARY}" ;;
                            salt-master)            SALTMASTERBINARY="${BINARY}";      LogText "  Found known binary: salt-master (SaltStack master) - ${BINARY}" ;;
                            salt-minion)            SALTMINIONBINARY="${BINARY}";      LogText "  Found known binary: salt-minion (SaltStack client) - ${BINARY}" ;;
                            samhain)                SAMHAINBINARY="${BINARY}";         LogText "  Found known binary: samhain (integrity tool) - ${BINARY}" ;;
                            service)                SERVICEBINARY="${BINARY}";         LogText "  Found known binary: service (system services) - ${BINARY}" ;;
                            sed)                    SEDBINARY="${BINARY}";             LogText "  Found known binary: sed (text stream editor) - ${BINARY}" ;;
                            semanage)               SEMANAGEBINARY="${BINARY}";        LogText "  Found known binary: semanage (SELinux policy management tool) - ${BINARY}" ;;
                            sestatus)               SESTATUSBINARY="${BINARY}";        LogText "  Found known binary: sestatus (SELinux status tool) - ${BINARY}" ;;
                            slocate)                LOCATEBINARY="${BINARY}";          LogText "  Found known binary: slocate (file database) - ${BINARY}" ;;
                            smbd)                   SMBDBINARY="${BINARY}";            if [ "${OS}" = "macOS" ]; then SMBDVERSION="unknown"; else SMBDVERSION=$(${BINARY} -V | grep "^Version" | awk '{ print $2 }'); fi; LogText "Found ${BINARY} (version ${SMBDVERSION})" ;;
                            smtpctl)                SMTPCTLBINARY="${BINARY}";         LogText "  Found known binary: smtpctl (OpenSMTPD client) - ${BINARY}" ;;
                            showmount)              SHOWMOUNTBINARY="${BINARY}";       LogText "  Found known binary: showmount (NFS mounts) - ${BINARY}" ;;
                            snort)                  SNORTBINARY="${BINARY}";           LogText "  Found known binary: snort (IDS) - ${BINARY}" ;;
                            sockstat)               SOCKSTATBINARY="${BINARY}";        LogText "  Found known binary: sockstat (open network sockets) - ${BINARY}" ;;
                            sort)                   SORTBINARY="${BINARY}";            LogText "  Found known binary: sort (sort data streams) - ${BINARY}" ;;
                            squid)                  SQUIDBINARY="${BINARY}";           LogText "  Found known binary: squid (proxy) - ${BINARY}" ;;
                            ss)                     SSBINARY="${BINARY}";              LogText "  Found known binary: ss (show sockets) - ${BINARY}" ;;
                            sshd)                   SSHDBINARY="${BINARY}";            SSHDVERSION=$(${BINARY} -t -d 2>&1 | grep 'sshd version' | awk '{ print $4 }' | cut -d '_' -f2 | tr -d ',' | tr -d '\r'); LogText "Found ${BINARY} (version ${SSHDVERSION})" ;;
                            stat)                   STATBINARY="${BINARY}";            LogText "  Found known binary: stat (file information) - ${BINARY}" ;;
                            strings)                STRINGSBINARY="${BINARY}";         LogText "  Found known binary: strings (text strings search) - ${BINARY}" ;;
                            sha1|sha1sum|shasum)    SHA1SUMBINARY="${BINARY}";         LogText "  Found known binary: sha1/sha1sum/shasum (crypto hashing) - ${BINARY}" ;;
                            sha256|sha256sum)       SHA256SUMBINARY="${BINARY}";       LogText "  Found known binary: sha256/sha256sum (crypto hashing) - ${BINARY}" ;;
                            ssh-keyscan)            SSHKEYSCANBINARY="${BINARY}";      LogText "  Found known binary: ssh-keyscan (scanner for SSH keys) - ${BINARY}" ;;
                            suricata)               SURICATABINARY="${BINARY}";        LogText "  Found known binary: suricata (IDS) - ${BINARY}" ;;
                            swapon)                 SWAPONBINARY="${BINARY}";          LogText "  Found known binary: swapon (swap device tool) - ${BINARY}" ;;
                            svcs)                   SVCSBINARY="${BINARY}" ;           LogText "  Found known binary: svcs (service manager) - ${BINARY}" ;;
                            swupd)                  SWUPDBINARY="${BINARY}";           LogText "  Found known binary: swupd (package manager) - ${BINARY}" ;;
                            synoavd)                SYNOAVDBINARY=${BINARY};           LogText "  Found known binary: synoavd (Synology AV scanner) - ${BINARY}" ;;
                            sysctl)                 SYSCTLBINARY="${BINARY}";          LogText "  Found known binary: sysctl (kernel parameters) - ${BINARY}" ;;
                            syslog-ng)              SYSLOGNGBINARY="${BINARY}";        SYSLOGNGVERSION=$(${BINARY} -V 2>&1 | grep "^syslog-ng" | awk '{ print $2 }'); LogText "Found ${BINARY} (version ${SYSLOGNGVERSION})" ;;
                            systemctl)              SYSTEMCTLBINARY="${BINARY}";       LogText "  Found known binary: systemctl (client to systemd) - ${BINARY}" ;;
                            systemd-analyze)        SYSTEMDANALYZEBINARY="${BINARY}";  LogText "  Found known binary: systemd-analyze (systemd service analysis tool) - ${BINARY}" ;;
                            tail)                   TAILBINARY="${BINARY}";            LogText "  Found known binary: tail (text filter) - ${BINARY}" ;;
                            timedatectl)            TIMEDATECTL="${BINARY}";           LogText "  Found known binary: timedatectl (timedate client) - ${BINARY}" ;;
                            tomoyo-init)            TOMOYOINITBINARY=${BINARY};        LogText "  Found known binary: tomoyo-init (tomoyo component) - ${BINARY}" ;;
                            tomoyo-pstree)          TOMOYOPSTREEBINARY=${BINARY};      LogText "  Found known binary: tomoyo-pstree (tomoyo process tree) - ${BINARY}" ;;
                            tr)                     TRBINARY="${BINARY}";              LogText "  Found known binary: tr (text transformation) - ${BINARY}" ;;
                            tripwire)               TRIPWIREBINARY="${BINARY}";        LogText "  Found known binary: tripwire (file integrity) - ${BINARY}" ;;
                            tune2fs)                TUNE2FSBINARY="${BINARY}";         LogText "  Found known binary: tune2fs (file system tool) - ${BINARY}" ;;
                            uname)                  UNAMEBINARY="${BINARY}";           LogText "  Found known binary: uname (operating system details) - ${BINARY}" ;;
                            uniq)                   UNIQBINARY="${BINARY}";            LogText "  Found known binary: uniq (text manipulation utility) - ${BINARY}";;
                            usbguard)               USBGUARDBINARY="${BINARY}";        LogText "  Found known binary: usbguard (USB security tool) - ${BINARY}" ;;
                            veritysetup)            VERITYSETUPBINARY="${BINARY}";     LogText "  Found known binary: veritysetup (dm-verity setup tool) - ${BINARY}" ;;
                            vgdisplay)              VGDISPLAYBINARY="${BINARY}";       LogText "  Found known binary: vgdisplay (LVM tool) - ${BINARY}" ;;
                            vmtoolsd)               VMWARETOOLSDBINARY="${BINARY}";    LogText "  Found known binary: vmtoolsd (VMWare tools) - ${BINARY}" ;;
                            wc)                     WCBINARY="${BINARY}";              LogText "  Found known binary: wc (word count) - ${BINARY}" ;;
                            wget)                   WGETBINARY="${BINARY}";            WGETVERSION=$(${BINARY} -V 2> /dev/null | grep "^GNU Wget" | awk '{ print $3 }'); LogText "Found ${BINARY} (version ${WGETVERSION})" ;;
                            yum)                    YUMBINARY="${BINARY}";             LogText "  Found known binary: yum (package manager) - ${BINARY}" ;;
                            xargs)                  XARGSBINARY="${BINARY}";           LogText "  Found known binary: xargs (command output redirection) - ${BINARY}" ;;
                            zgrep)                  ZGREPBINARY=${BINARY};             LogText "  Found known binary: zgrep (text search for compressed files) - ${BINARY}" ;;
                            zypper)                 ZYPPERBINARY="${BINARY}";          LogText "  Found known binary: zypper (package manager) - ${BINARY}" ;;
                        esac
                    done
                else
                    LogText "Result: Directory ${SCANDIR} skipped"
                    if [ -n "${ORGPATH}" ]; then TEXT="${ORGPATH} (links to ${SCANDIR})"; else TEXT="${SCANDIR}"; fi
                fi
            else
                LogText "Result: Directory ${SCANDIR} does NOT exist"
            fi
        done

# unset SORTED_BIN_PATHS
        BINARY_SCAN_FINISHED=1
        BINARY_PATHS_FOUND=$(echo ${BINARY_PATHS_FOUND} | sed 's/^, //g' | sed 's/, /,/g')
        LogText "Discovered directories: ${BINARY_PATHS_FOUND}"
        LogText "Result: found ${COUNT} binaries including ${NSUID_BINARIES} set-uid and ${NSGID_BINARIES} set-gid"
        LogText "Result: set-uid binaries: ${SUID_BINARIES}"
        LogText "Result: set-gid binaries: ${SGID_BINARIES}"
        Report "binaries_count=${COUNT}"
        Report "binaries_suid_count=${SUID_BINARIES}"
        Report "binaries_sgid_count=${SGID_BINARIES}"
        Report "binary_paths=${BINARY_PATHS_FOUND}"

# If grep is capable of extended regexp, use that instead of egrep to avoid annoying warning
	if [ "${GREPBINARY:-}" ] ; then
		${GREPBINARY} --help 2> /dev/null | ${GREPBINARY} -e "extended-regexp" > /dev/null
		if [ $? -eq 0 ] ; then
			EGREPBINARY="${GREPBINARY} -E"
		fi
	fi

# Test if the basic system tools are defined. These will be used during the audit.
        [ "${AWKBINARY:-}" ] || ExitFatal "awk binary not found"
        [ "${CAT_BINARY:-}" ] || ExitFatal "cat binary not found"
        [ "${CUTBINARY:-}" ] || ExitFatal "cut binary not found"
        [ "${FINDBINARY:-}" ] || ExitFatal "find binary not found"
        [ "${GREPBINARY:-}" ] || ExitFatal "grep binary not found"
        [ "${HEADBINARY:-}" ] || ExitFatal "head binary not found"
        [ "${TAILBINARY:-}" ] || ExitFatal "tail binary not found"
        [ "${LSBINARY:-}" ] || ExitFatal "ls binary not found"
        [ "${PSBINARY:-}" ] || ExitFatal "ps binary not found"
        [ "${SEDBINARY:-}" ] || ExitFatal "sed binary not found"
        [ "${SORTBINARY:-}" ] || ExitFatal "sort binary not found"
        [ "${TRBINARY:-}" ] || ExitFatal "tr binary not found"
        [ "${UNIQBINARY:-}" ] || ExitFatal "uniq binary not found"
        [ "${WCBINARY:-}" ] || ExitFatal "wc binary not found"

# Test a few other tools that we did not specifically define (yet)
        #TOOLS="xxd"
        #for T in ${TOOLS}; do
        #    DATA=$(type ${T})
        #    if [ $? -gt 0 ]; then ExitFatal "${T} binary not found"; fi
        #done

else
        LogText "Result: checking of binaries skipped in this mode"
    fi

# EOF

cmd: