Versions (3)
Version DetailsCurrent
Rev: 2 • Feb 1, 2023, 12:00 PMET MALWARE Ice Breaker Backdoor CnC Domain (screenshot .icu) in DNS Lookup
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Ice Breaker Backdoor CnC Domain (screenshot .icu) in DNS Lookup"; dns.query; content:"screenshot.icu"; nocase; bsize:14; reference:url,www.securityjoes.com/post/operation-ice-breaker-targets-the-gam-bl-ing-industry-right-before-it-s-biggest-gathering; classtype:domain-c2; sid:2044051; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2023_02_01, deployment Perimeter, deprecation_reason Relevance, malware_family Ice_Breaker, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_05_10;)
Feb 1, 2023, 12:00 PM
May 10, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules