Versions (3)
Version DetailsCurrent
Rev: 3 • Nov 5, 2015, 12:00 PMET MALWARE JS/Nemucod.M.gen requesting PDF payload 2015-11-02
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE JS/Nemucod.M.gen requesting PDF payload 2015-11-02"; flow:to_server,established; flowbits:set,ET.nemucod.pdfrequest; http.method; content:"POST"; http.uri; content:"redir.php"; nocase; http.request_body; content:"jndj="; fast_pattern; content:"&ncm="; distance:0; pcre:"/^[a-zA-Z]{4,}=0\.[0-9]{10,}&jndj=[a-zA-Z0-9]{4,}&ncm=[a-zA-Z]{4,}$/"; http.header_names; content:!"Referer|0d 0a|"; nocase; reference:url,www.certego.net/en/news/italian-spam-campaigns-using-js-nemucod-downloader/; reference:md5,f77e7cac3793136bcd1d77ec6a00d8e2; classtype:trojan-activity; sid:2022038; rev:3; metadata:created_at 2015_11_05, malware_family JS_Nemucod_M_gen, signature_severity Major, updated_at 2020_06_09;)
Nov 5, 2015, 12:00 PM
Jun 9, 2020, 12:00 PM
Nov 5, 2015, 12:00 PM
Sep 16, 2024, 11:00 PM
rules/emerging-malware.rules