Versions (4)
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Rev: 3 • Sep 5, 2018, 12:00 PMET MALWARE OilRig CnC DNS Lookup (defender-update .com)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE OilRig CnC DNS Lookup (defender-update .com)"; dns.query; content:"defender-update.com"; nocase; fast_pattern; endswith; reference:url,researchcenter.paloaltonetworks.com/2018/09/unit42-oilrig-targets-middle-eastern-government-adds-evasion-techniques-oopsie/; classtype:command-and-control; sid:2026079; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2018_09_05, deployment Perimeter, malware_family OilRig, malware_family OopsIE, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_16;)
Sep 5, 2018, 12:00 PM
Sep 16, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 29, 2025, 9:34 PM
rules/emerging-malware.rules