{"id":1,"date":"2022-05-02T20:34:00","date_gmt":"2022-05-02T23:34:00","guid":{"rendered":"https:\/\/helpsysadmin.com.br\/blog\/\/?p=1"},"modified":"2025-12-05T07:47:03","modified_gmt":"2025-12-05T10:47:03","slug":"antivirus-antimalware-antiphishing-centos","status":"publish","type":"post","link":"https:\/\/helpsysadmin.com.br\/blog\/antivirus-antimalware-antiphishing-centos\/","title":{"rendered":"Antiv\u00edrus, Antimalware, Antiphishing no Almalinux ou CentOS com ClamAV"},"content":{"rendered":"<div id=\"helps-488407425\" class=\"helps-before-content-2 helps-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-3661896953164277\"\r\n     crossorigin=\"anonymous\"><\/script>\r\n<!-- 2anuncios display quadrado -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-3661896953164277\"\r\n     data-ad-slot=\"5051229894\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\n<p class=\"wp-block-paragraph\">O AntiV\u00edrus ClamAV \u00e9 bastante utilizado em servidores <a href=\"https:\/\/helpsysadmin.com.br\/blog\/como-instalar-crowdsec\/\" data-internallinksmanager029f6b8e52c=\"1\" title=\"Como instalar Crowdsec\" target=\"_blank\" rel=\"noopener\">linux<\/a>. Possui um mecanismo antiv\u00edrus eficiente para detectar trojans, v\u00edrus, malware, phishing e outras amea\u00e7as. Como padr\u00e3o o ClamAV disponibiliza algumas assinaturas antiv\u00edrus que s\u00e3o atualizadas atrav\u00e9s de seu reposit\u00f3rio padr\u00e3o, por\u00e9m, principalmente em Servidores Web, com PHP, Python etc\u2026 onde s\u00e3o instalados todo tipo de aplica\u00e7\u00e3o, incluindo WordPress, Joomla\u2026 ou MailServers que recebem phishing , v\u00edrus, trojans, nos mais diversos arquivos e formatos, se faz necess\u00e1rio assinaturas adicionais para o ClamAV.<br><br>Na Web existem v\u00e1rios projetos e sites que oferecem assinaturas gr\u00e1tis ou pagas para o ClamAV, por\u00e9m \u00e9 muito importante identificar a qualidade destas assinaturas, \u00e9 bastante comum encontrar assinaturas que ir\u00e3o gerar o que chamamos de &#8220;falso positivo&#8221; .<br><br>A eXtremeSHOK atrav\u00e9s do GitHub criou um projeto com nome&nbsp;<a href=\"https:\/\/github.com\/extremeshok\/clamav-unofficial-sigs\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>ClamAV-unofficial-sigs<\/strong><\/a>&nbsp;que re\u00fane v\u00e1rias assinaturas confi\u00e1veis, dispon\u00edveis na Web para o ClamAV, mantendo tudo sempre atualizado .<br><br>Al\u00e9m das assinaturas dispon\u00edveis pelo projeto, vamos adicionar <strong>parte<\/strong> das assinaturas confi\u00e1veis que utilizamos com nossos clientes de <a href=\"https:\/\/helpsysadmin.com.br\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Gerenciamento de Servidor Linux<\/strong><\/a>.<br><br>Vamos abordar a seguir o passo a passo para a correta instala\u00e7\u00e3o e configura\u00e7\u00e3o do ClamAV-unofficial-sigs em servidores CentOS e CloudLinux.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Instale o repositorio epel-release<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>yum -y update\nyum -y install epel-release\nyum -y update<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Verifique em seu firewall e abra se necess\u00e1rio as portas:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>rsync: TCP porta 873\nwget\/curl : TCP porta 443<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Instale o ClamAV e componentes:<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>yum -y install clamav-server clamav-data clamav-update clamav-filesystem clamav clamav-scanner-systemd clamav-devel clamav-lib clamav-server-systemd<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Configure o SELinux para permitir o Clamav ( Se Selinux estiver habilitado)<\/strong><br>** Verifique se o Selinux est\u00e1 habilitado. Se estiver desabilitado\u00a0<strong>pule este passo<\/strong>.<br><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sestatus<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Se o resultado for enable prossiga (se disable pule para usu\u00e1rio ClamAV):<\/strong><br><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>setsebool -P antivirus_can_scan_system 1\nsetsebool -P clamd_use_jit 1<\/code><\/pre>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>setsebool -P antivirus_can_scan_system 1\nsetsebool -P clamd_use_jit 1<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Crie o grupo e usu\u00e1rio para o ClamAV<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>groupadd clamav\nuseradd -g clamav -s \/bin\/false -c &quot;Clam AntiVirus&quot; clamav<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Crie o diret\u00f3rio, altere grupo e usu\u00e1rio para ClamAV<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>mkdir \/var\/clamav\nchown clamav.clamav \/var\/clamav<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Removendo Example&nbsp;<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>sed -i '\/^Example$\/d' \/etc\/clamd.d\/scan.conf<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Edite o arquivo scan.conf<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>nano \/etc\/clamd.d\/scan.conf<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Localize&nbsp;LocalSocket&nbsp;e substitua por:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>LocalSocket \/var\/run\/clamd.scan\/clamd.sock\/g<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A seguir no shell do linux cole o bloco abaixo:<br><\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>cat &lt;&lt; EOF &gt; \/etc\/tmpfiles.d\/clamav.conf\n\/var\/run\/clamd.scan 0755 clam clam\nEOF\nmv \/usr\/lib\/systemd\/system\/clamd\\@scan.service \/usr\/lib\/systemd\/system\/clamd\\@scan.old\ncat &lt;&lt; EOF &gt; \/usr\/lib\/systemd\/system\/clamd\\@scan.service\n# Run the clamd scanner\n[Unit]\nDescription = clamd scanner (%i) daemon\nAfter = syslog.target nss-lookup.target network.target\n[Service]\nType = simple\nExecStart = \/usr\/sbin\/clamd --foreground=yes\nRestart = on-failure\nIOSchedulingPriority = 7\nCPUSchedulingPolicy = 5\nNice = 19\nPrivateTmp = true\nMemoryLimit=500M\nCPUQuota=50%\n[Install]\nWantedBy = multi-user.target\nEOF\nsystemctl daemon-reload\n<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Configurando o FreshClam, cole o bloco abaixo:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>sed -i '\/^Example$\/d' \/etc\/freshclam.conf\nsed -i '\/REMOVE ME\/d' \/etc\/sysconfig\/freshclam\ncat &lt;&lt; EOF &gt; \/usr\/lib\/systemd\/system\/clam-freshclam.service\n# Run the freshclam as daemon\n[Unit]\nDescription = freshclam scanner\nAfter = network.target\n\n[Service]\nType = forking\nExecStart = \/usr\/bin\/freshclam -d\nRestart = on-failure\nIOSchedulingPriority = 7\nCPUSchedulingPolicy = 5\nNice = 19\nPrivateTmp = true\n[Install]\nWantedBy = multi-user.target\nEOF\nsystemctl daemon-reload\nfreshclam\nsystemctl enable clam-freshclam.service\nsystemctl start clam-freshclam.service<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Habilitar, Iniciar e verificar se est\u00e1 tudo ok com status:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>systemctl enable clamd@scan\nsystemctl start clamd@scan\nsystemctl status clamd@scan<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Instalando Depend\u00eancias:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>yum -y install bind-utils rsync\t<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Instala\u00e7\u00e3o do clamav-unofficial-sigs<\/strong>:<br><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>mkdir -p \/usr\/local\/sbin\/\nwget https:\/\/raw.githubusercontent.com\/extremeshok\/clamav-unofficial-sigs\/master\/clamav-unofficial-sigs.sh -O \/usr\/local\/sbin\/clamav-unofficial-sigs.sh; chmod 755 \/usr\/local\/sbin\/clamav-unofficial-sigs.sh\nmkdir -p \/etc\/clamav-unofficial-sigs\/\nwget https:\/\/raw.githubusercontent.com\/extremeshok\/clamav-unofficial-sigs\/master\/config\/master.conf -O \/etc\/clamav-unofficial-sigs\/master.conf\nwget https:\/\/raw.githubusercontent.com\/extremeshok\/clamav-unofficial-sigs\/master\/config\/user.conf -O \/etc\/clamav-unofficial-sigs\/user.conf<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Se sua distribui\u00e7\u00e3o linux \u00e9 Almalinux 8 ou CloudLinux 8 copie e cole as instru\u00e7\u00f5es abaixo:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>os_conf=&quot;os.centos7-atomic.conf&quot;\nwget &quot;https:\/\/raw.githubusercontent.com\/extremeshok\/clamav-unofficial-sigs\/master\/config\/os\/${os_conf}&quot; -O \/etc\/clamav-unofficial-sigs\/os.conf<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>**Nota:<\/strong>&nbsp;para outras distribui\u00e7\u00f5es Linux, acesse o link abaixo, e em&nbsp;\u201cOperating System Specific Install\u201d&nbsp;, selecione a melhor op\u00e7\u00e3o para seu Linux. <a rel=\"noreferrer noopener\" href=\"https:\/\/github.com\/extremeshok\/clamav-unofficial-sigs\" target=\"_blank\">clamav-unofficial-sigs<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Antes de seguir para o pr\u00f3ximo passo, cadastre-se em dois sites que oferecem excelentes assinaturas para o ClamAV.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br>1 \u2013&nbsp;<strong>SecuriteInfo Free<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Crie sua conta gr\u00e1tis em :&nbsp;<a href=\"https:\/\/www.securiteinfo.com\/clients\/customers\/signup\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.securiteinfo.com\/clients\/customers\/signup<\/a><br>Voc\u00ea receber\u00e1 um e-mail com um link para ativar sua conta, ap\u00f3s a ativa\u00e7\u00e3o , receber\u00e1 outro email com seu usu\u00e1rio e senha para login no site.<br>Fa\u00e7a login e acesse :&nbsp;<a href=\"https:\/\/www.securiteinfo.com\/clients\/customers\/account\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.securiteinfo.com\/clients\/customers\/account<\/a><br>Clique na aba Setup, ver\u00e1 uma URL a frente de <strong>DatabaseCustomURL<\/strong><br>Precisamos localizar seu identificador individual que \u00e9 composto por uma sequencia de 128 caracteres.<br>Na url a frente de DatabaseCustomURL copie a sequencia ap\u00f3s<br><strong>https:\/\/www.securiteinfo.com\/get\/signatures\/<\/strong><br>at\u00e9&nbsp;<strong>\u201c\/\u201d<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Guarde estas informa\u00e7\u00f5es, vamos utiliz\u00e1-las no pr\u00f3ximo passo.<\/strong><br><br>Os outros reposit\u00f3rios utilizados pelo clamav-unofficial-sigs n\u00e3o necessitam de cadastro, apenas para conhecimento, irei cit\u00e1-los abaixo:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Yara Rules:<\/strong>&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/github.com\/Yara-Rules\/rules\" target=\"_blank\">https:\/\/github.com\/Yara-Rules\/rules<\/a><br><strong>Urlhaus:<\/strong>&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/urlhaus.abuse.ch\/\" target=\"_blank\">https:\/\/urlhaus.abuse.ch\/<\/a><br><strong>Linux Malware Detect Assinaturas:<\/strong>&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/www.rfxn.com\/projects\/linux-malware-detect\/\" target=\"_blank\">https:\/\/www.rfxn.com\/projects\/linux-malware-detect\/<\/a><br><br><br>** Existem na web muitas assinaturas gr\u00e1tis para o ClamAV, infelizmente muitas geram falso positivos na detec\u00e7\u00e3o do Virus\/Malware. \u00c9 muito importante verificar na comunidade e outros meios a confian\u00e7a destas novas assinaturas.<br><br>Vamos adicionar no arquivo de configura\u00e7\u00e3o que iremos abordar a seguir, dois novos reposit\u00f3rios adicionais de assinaturas para o ClamAV.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>MailOrder:<\/strong>&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/www.mailborder.com\/\" target=\"_blank\">https:\/\/www.mailborder.com\/<\/a><br><strong>MalwareExpert:<\/strong>&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/malware.expert\/\" target=\"_blank\">https:\/\/malware.expert\/<\/a><br><br><strong><br><br>Configura\u00e7\u00e3o das assinaturas para o Clamav:<\/strong><br>Edite o arquivo user.conf :<\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>nano \/etc\/clamav-unofficial-sigs\/user.conf<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Localize e remova o # das seguintes linhas:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>securiteinfo_authorisation_signature=&quot;YOUR-SIGNATURE-NUMBER&quot;<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Substitua&nbsp;YOUR-SIGNATURE-NUMBER&nbsp;pelo c\u00f3digo com 128 caracteres que guardou ao seguir os passos acima em&nbsp;SecuriteInfo Free<br><br>A seguir vamos adicionar mais algumas assinaturas.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>localize e remova o # das linhas:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>declare -a additional_dbs=(\n#ftp:\/\/ftp.example.net\/pub\/sigs.ndb\n#http:\/\/www.example.org\/sigs.ldb\n)<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>apague as linhas em negrito(cinza) acima e cole o conte\u00fado abaixo :<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>http:\/\/sigs.interserver.net\/interserver256.hdb\nhttp:\/\/sigs.interserver.net\/interservertopline.db\nhttp:\/\/sigs.interserver.net\/shell.ldb\nhttp:\/\/sigs.interserver.net\/whitelist.fp\nhttp:\/\/cdn.malware.expert\/malware.expert.ndb\nhttp:\/\/cdn.malware.expert\/malware.expert.hdb\nhttp:\/\/cdn.malware.expert\/malware.expert.ldb\nhttp:\/\/cdn.malware.expert\/malware.expert.fp\nhttp:\/\/sigs.mailborder.com\/sigwhitelist.ign2\nhttp:\/\/sigs.mailborder.com\/sanesecurity.ftm\nhttp:\/\/sigs.mailborder.com\/junk.ndb\nhttp:\/\/sigs.mailborder.com\/jurlbl.ndb\nhttp:\/\/sigs.mailborder.com\/phish.ndb\nhttp:\/\/sigs.mailborder.com\/rogue.hdb\nhttp:\/\/sigs.mailborder.com\/scam.ndb\nhttp:\/\/sigs.mailborder.com\/spamimg.hdb\nhttp:\/\/sigs.mailborder.com\/spamattach.hdb\nhttp:\/\/sigs.mailborder.com\/blurl.ndb\nhttp:\/\/sigs.mailborder.com\/foxhole_generic.cdb\nhttp:\/\/sigs.mailborder.com\/foxhole_filename.cdb\nhttp:\/\/sigs.mailborder.com\/malwarehash.hsb\nhttp:\/\/sigs.mailborder.com\/hackingteam.hsb\nhttp:\/\/sigs.mailborder.com\/winnow_malware.hdb\nhttp:\/\/sigs.mailborder.com\/winnow_malware_links.ndb\nhttp:\/\/sigs.mailborder.com\/winnow_extended_malware.hdb\nhttp:\/\/sigs.mailborder.com\/winnow.attachments.hdb\nhttp:\/\/sigs.mailborder.com\/winnow_bad_cw.hdb\nhttp:\/\/sigs.mailborder.com\/bofhland_cracked_URL.ndb\nhttp:\/\/sigs.mailborder.com\/bofhland_malware_URL.ndb\nhttp:\/\/sigs.mailborder.com\/bofhland_phishing_URL.ndb\nhttp:\/\/sigs.mailborder.com\/bofhland_malware_attach.hdb\nhttp:\/\/sigs.mailborder.com\/crdfam.clamav.hdb\nhttp:\/\/sigs.mailborder.com\/porcupine.ndb\nhttp:\/\/sigs.mailborder.com\/porcupine.hsb\nhttp:\/\/sigs.mailborder.com\/spam.ldb\nhttp:\/\/sigs.mailborder.com\/spear.ndb\nhttp:\/\/sigs.mailborder.com\/spearl.ndb\nhttp:\/\/sigs.mailborder.com\/foxhole_js.cdb<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Execute o Script abaixo para baixar pela primeira vez todas as assinaturas e finalizar algumas configura\u00e7\u00f5es. Este processo pode demorar um pouco, aguarde at\u00e9 o final.<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>\/usr\/local\/sbin\/clamav-unofficial-sigs.sh --force<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>O Script a seguir ir\u00e1 instalar instru\u00e7\u00f5es para manter atualizado o sistema e assinaturas:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>\/usr\/local\/sbin\/clamav-unofficial-sigs.sh --install-cron<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>O Script a seguir ir\u00e1 instalar instru\u00e7\u00f5es para o logrotate referente a clamav-unofficial-sigs:<\/strong><\/p>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre>\/usr\/local\/sbin\/clamav-unofficial-sigs.sh --install-logrotate\n\/usr\/local\/sbin\/clamav-unofficial-sigs.sh --install-man<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br><strong>Nota final: <\/strong>Clientes da <a href=\"https:\/\/helpsysadmin.com.br\" target=\"_blank\" rel=\"noreferrer noopener\">HelpSysAdmin<\/a> de Gerenciamento de Servidor possuem estas e muitas outras assinaturas confi\u00e1veis para o ClamAV.<br><br>See more: <strong><a href=\"https:\/\/helpsysadmin.com.br\/blog\/en\/antivirus-antimalware-antiphishing-on-centos-or-cloudlinux-with-clamav\/\">Antivirus, Antimalware, Antiphishing on CentOS or Cloudlinux with ClamAV<\/a><\/strong><br><br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>O AntiV\u00edrus ClamAV \u00e9 bastante utilizado em servidores linux. Possui um mecanismo antiv\u00edrus eficiente para detectar trojans, v\u00edrus, malware, phishing e outras [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":134,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[6,4,5,8,18,3],"class_list":["post-1","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gerenciamento-servidor","tag-antiphishing","tag-antivirus","tag-clamav","tag-cloudlinux","tag-seguranca","tag-servidor-linux"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Antiv\u00edrus, Antimalware, Antiphishing no Almalinux ou CentOS com ClamAV<\/title>\n<meta name=\"description\" content=\"Como instalar Clamav com assinaturas adicionais Antivirus, Antimalware, Antiphishing no CentOS\/Almalinux\" \/>\n<meta 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