alert dns $HOME_NET any -> any any (msg:"ET MALWARE SLUB Domain in DNS Lookup"; dns.query; content:"toni132.pen.io"; nocase; depth:14; endswith; reference:url,blog.trendmicro.com/trendlabs-security-intelligence/slub-gets-rid-of-github-intensifies-slack-use/; classtype:trojan-activity; sid:2027722; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_07_17, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2020_09_17;)