Versions (3)
Version DetailsCurrent
Rev: 4 • Jan 27, 2016, 12:00 PMET MALWARE Scarlet Mimic DNS Lookup 39
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Scarlet Mimic DNS Lookup 39"; dns_query; content:"sys.firewall-gateway.net"; depth:24; nocase; endswith; fast_pattern; reference:url,researchcenter.paloaltonetworks.com/2016/01/scarlet-mimic-years-long-espionage-targets-minority-activists/; classtype:trojan-activity; sid:2022449; rev:4; metadata:created_at 2016_01_27, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_09_28;)
Jan 27, 2016, 12:00 PM
Sep 28, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
Nov 17, 2025, 10:34 PM
rules/emerging-malware.rules