Update observed IOC rules - 2026-06-11

[github-actions]

Summary

Automated IOC update (Last updated: 2026-06-11)

Cumulative Changes Since Last Merge

• Total Active IOCs: 3
• Added: 1 IOCs
• Expired: 71 IOCs

New IOCs

• 28b686d3c7b091eb... (sender_domains) — Malicious Sender - Multiple Lures spaning multiple days

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Update History

• 2026-06-11: Initial sync — 3 active IOC(s)

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Generated by automated IOC management system
Source: Private threat intel repository

[github-actions]

Test Rules Sync - Action Required

This PR was not automatically synced to test-rules because the author is not a member of the sublime-security organization.

To enable syncing, an organization member can comment /update-test-rules on this PR.

Once triggered, the rules will be synced on the next scheduled run (every 10 minutes).