ET INFO Remote Monitoring and Management (RMM) Tool in DNS Lookup (atera-agent-heartbeat-cus .servicebus .windows .net)
Sourceet/open
CreatedFebruary 13, 2026
UpdatedFebruary 13, 2026
Classificationmisc-activity
alert dns $HOME_NET any -> any any (msg:"ET INFO Remote Monitoring and Management (RMM) Tool in DNS Lookup (atera-agent-heartbeat-cus .servicebus .windows .net)"; dns.query; bsize:48; content:"atera-agent-heartbeat-cus.servicebus.windows.net"; nocase; reference:url,attack.mitre.org/techniques/T1219/; reference:url,help.gorelo.io/en/articles/8651857-gorelo-connect-remote-control; reference:url,discord.gorelo.io/m/1399561240031789116; classtype:misc-activity; sid:2067701; rev:1; metadata:affected_product Atera, attack_target Client_and_Server, created_at 2026_02_13, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag RAT, tag RemoteAccessTool, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_02_13, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1219, mitre_technique_name Remote_Access_Software;)
References
Metadata
affected productAtera
attack targetClient_and_Server
created at2026_02_13
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityInformational
tagDescription_Generated_By_Proofpoint_Nexus
updated at2026_02_13
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1219
mitre technique nameRemote_Access_Software
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