alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed TA452 Domain (portal .sharjahconnect .online) in TLS SNI"; flow:established,to_server; tls.sni; bsize:28; content:"portal.sharjahconnect.online"; fast_pattern; reference:url,www.trendmicro.com/en_us/research/24/h/threat-actors-target-middle-east-using-fake-tool.html; classtype:trojan-activity; sid:2055589; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_08_29, deployment Perimeter, malware_family Globalshadow, performance_impact Low, confidence High, signature_severity Major, tag TA452, updated_at 2024_10_04, reviewed_at 2024_10_04, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)