








Rule Name & Severity | Last Updated | Author | Types, Tactics & Capabilities | |
|---|---|---|---|---|
Attachment: PDF with Microsoft Purview message impersonation | 2d ago Nov 10th, 2025 | Sublime Security | /feeds/core/detection-rules/attachment-pdf-with-microsoft-purview-message-impersonation-571d4964 | |
Brand impersonation: Survey request with credential theft indicators | 4d ago Nov 8th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-survey-request-with-credential-theft-indicators-ea1c0e09 | |
Brand impersonation: Microsoft with low reputation links | 4d ago Nov 8th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-microsoft-with-low-reputation-links-b59201b6 | |
Brand impersonation: SharePoint PDF attachment with credential theft language | 5d ago Nov 7th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-sharepoint-pdf-attachment-with-credential-theft-language-ae3756fa | |
Brand impersonation: SendGrid | 5d ago Nov 7th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-sendgrid-d800124f | |
Brand impersonation: Paperless Post | 6d ago Nov 6th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-paperless-post-e9ec5e09 | |
Brand impersonation: USPS | 7d ago Nov 5th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-usps-28b9130a | |
Spam: Mastercard promotional content with image-based body | 7d ago Nov 5th, 2025 | Sublime Security | /feeds/core/detection-rules/spam-mastercard-promotional-content-with-image-based-body-5f2cb559 | |
Brand impersonation: Amazon | 8d ago Nov 4th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-amazon-13fc967d | |
Brand impersonation: Coinbase | 8d ago Nov 4th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-coinbase-3dca757a | |
Callback phishing via extensionless rfc822 attachment | 8d ago Nov 4th, 2025 | Sublime Security | /feeds/core/detection-rules/callback-phishing-via-extensionless-rfc822-attachment-197722c4 | |
Brand impersonation: Twitter | 9d ago Nov 3rd, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-twitter-013c32c2 | |
Brand impersonation: Booking.com | 9d ago Nov 3rd, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-bookingcom-d1d8882f | |
Spam/fraud: Predatory journal/research paper request | 9d ago Nov 3rd, 2025 | Sublime Security | /feeds/core/detection-rules/spamfraud-predatory-journalresearch-paper-request-263ca56b | |
Brand impersonation: Github | 9d ago Nov 3rd, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-github-9402f92b | |
Link: File sharing impersonation with suspicious language and sending patterns | 12d ago Oct 31st, 2025 | Sublime Security | /feeds/core/detection-rules/link-file-sharing-impersonation-with-suspicious-language-and-sending-patterns-d3363041 | |
Brand impersonation: TikTok | 13d ago Oct 30th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-tiktok-aaacc8b7 | |
Brand impersonation: Meta and subsidiaries | 13d ago Oct 30th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-meta-and-subsidiaries-e38f1e3b | |
Brand Impersonation: ShareFile | 14d ago Oct 29th, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-sharefile-f8330307 | |
Brand impersonation: Discord notification | 20d ago Oct 23rd, 2025 | Sublime Security | /feeds/core/detection-rules/brand-impersonation-discord-notification-97007826 |