Versions (3)
Version DetailsCurrent
Rev: 3 • Sep 1, 2015, 12:00 PMET MALWARE Corebot Requesting Module
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Corebot Requesting Module"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".php?"; http.user_agent; content:"Mozilla/5.0 (Windows NT 6.1|3b 20|rv|3a|15.0) Gecko/20100101 Firefox/15.0.1"; fast_pattern; startswith; http.content_type; content:"text/plain"; startswith; http.header_names; content:!"Accept"; reference:url,securityintelligence.com/watch-out-for-corebot-new-stealer-in-the-wild/; reference:md5,f7dff17acec6b79f3cdad6259cfb2d2c; classtype:trojan-activity; sid:2021741; rev:3; metadata:created_at 2015_09_01, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_01;)
Sep 1, 2015, 12:00 PM
Jun 1, 2020, 12:00 PM
Sep 1, 2015, 12:00 PM
Dec 8, 2025, 10:34 PM
rules/emerging-malware.rules