alert dns $HOME_NET any -> any any (msg:"ET MOBILE_MALWARE iOS/Bahamut DNS Lookup 7"; dns.query; content:"hytechmart.com"; nocase; endswith; reference:url,blog.talosintelligence.com/2018/07/Mobile-Malware-Campaign-uses-Malicious-MDM-Part2.html; classtype:trojan-activity; sid:2025897; rev:4; metadata:created_at 2018_07_25, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_16;)