alert dns $HOME_NET any -> any any (msg:"ET MALWARE Pegasus Domain in DNS Lookup (al-nusr .net)"; dns.query; content:"al-nusr.net"; fast_pattern; reference:url,citizenlab.ca/2022/04/peace-through-pegasus-jordanian-human-rights-defenders-and-journalists-hacked-with-pegasus-spyware/; classtype:trojan-activity; sid:2035776; rev:3; metadata:attack_target Mobile_Client, created_at 2022_04_06, deployment Perimeter, deprecation_reason Relevance, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_10;)