Versions (4)
Version DetailsCurrent
Rev: 1 • Oct 22, 2020, 12:00 PMET MALWARE Bazaloader Variant Activity
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Bazaloader Variant Activity"; flow:established,to_server; http.method; content:"HEAD"; http.uri; content:"/act/pause"; bsize:10; http.header; content:"Update|3a 20|/act/pause|0d 0a|"; fast_pattern; http.header_names; content:!"Referer"; content:!"User-Agent"; content:!"Accept"; reference:md5,1c3dde885aa3cc2d7c24b7e13cccc941; reference:url,twitter.com/James_inthe_box/status/1319298609255383040; classtype:trojan-activity; sid:2031084; rev:1; metadata:attack_target Client_Endpoint, created_at 2020_10_22, deployment Perimeter, deployment SSLDecrypt, malware_family BazaLoader, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_22;)
Oct 22, 2020, 12:00 PM
Oct 22, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 15, 2025, 9:36 PM
rules/emerging-malware.rules