ET MALWARE GemStone Gemini Chrome Extension CnC - Poll Commands - Suricata Rule 2072000 (et/open)

ET MALWARE GemStone Gemini Chrome Extension CnC - Poll Commands

7.0.3 5.0SID: 2072000Rev: 1Enabled9 views

Fileemerging-malware.rules

CreatedSeptember 11, 2026

UpdatedSeptember 11, 2026

Classificationcommand-and-control

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE GemStone Gemini Chrome Extension CnC - Poll Commands"; reference:url,www.proofpoint.com/us/blog/threat-insight/once-bluemoon-multiple-state-aligned-threat-actors-rapidly-adopt-novel-exploit; classtype:command-and-control; sid:2072000; rev:1; metadata:attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_09_11, deployment Perimeter, malware_family GemStone, confidence High, signature_severity Major, tag c2, updated_at 2026_09_11, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)

Detection details are hidden.

References

url	www.proofpoint.com/us/blog/threat-insight/once-bluemoon-multiple-state-aligned-threat-actors-rapidly-adopt-novel-exploit

Metadata

attack targetClient_Endpoint

tls stateTLSDecrypt

created at2026_09_11

deploymentPerimeter

malware familyGemStone

confidenceHigh

signature severityMajor

tagc2

updated at2026_09_11

mitre tactic idTA0011

mitre tactic nameCommand_And_Control

mitre technique idT1071

mitre technique nameApplication_Layer_Protocol

Comments (0)

Please sign in to leave a comment.

No comments yet. Be the first to comment!