Sublime Core Feed

This repo contains open-source Rules for Sublime, a free and open platform for detecting and preventing email attacks like BEC, malware, and credential phishing.

Sublime Security

Last updated Jul 17th, 2025

Feed Source

GitHub

Detection Method is

Rule Name & Severity	Author	Last Updated	Labels
Callback phishing via Zoho service abuse	Sublime Security	6mo ago Jan 10th, 2025	Callback Phishing Evasion Free email provider Impersonation: Brand Social engineering Computer Vision Content analysis Header analysis Optical Character Recognition	/feeds/core/detection-rules/callback-phishing-via-zoho-service-abuse-61e351ec
Compensation Review With QR Code in Attached EML	Sublime Security	3mo ago Apr 3rd, 2025	Credential Phishing QR code Social engineering Computer Vision Content analysis Optical Character Recognition QR code analysis	/feeds/core/detection-rules/compensation-review-with-qr-code-in-attached-eml-98a2f03c
Credential phishing content and link (untrusted sender)	Sublime Security	4d ago Jul 16th, 2025	Credential Phishing Social engineering Computer Vision Sender analysis URL analysis URL screenshot	/feeds/core/detection-rules/credential-phishing-content-and-link-untrusted-sender-f0c95bb7
Credential Phishing: DocuSign embedded image lure with no DocuSign domains in links	Sublime Security	4d ago Jul 16th, 2025	Credential Phishing Impersonation: Brand Social engineering Computer Vision Content analysis Header analysis Natural Language Understanding Optical Character Recognition Sender analysis	/feeds/core/detection-rules/credential-phishing-docusign-embedded-image-lure-with-no-docusign-domains-in-links-dfe8715e
Credential Phishing: Image as content, short or no body contents	Sublime Security	2y ago Sep 8th, 2023	Credential Phishing Evasion Image as content Computer Vision Content analysis File analysis Header analysis Natural Language Understanding Optical Character Recognition	/feeds/core/detection-rules/credential-phishing-image-as-content-short-or-no-body-contents-01313f38
Credential phishing link (unknown sender)	Sublime Security	4d ago Jul 16th, 2025	Credential Phishing Social engineering Computer Vision Sender analysis URL analysis URL screenshot	/feeds/core/detection-rules/credential-phishing-link-unknown-sender-a278012b
Credential Phishing via Dropbox comment abuse	Sublime Security	1y ago Apr 23rd, 2024	Credential Phishing Evasion Out of band pivot Social engineering Content analysis Computer Vision Sender analysis	/feeds/core/detection-rules/credential-phishing-via-dropbox-comment-abuse-744d494d
Extortion / Sextortion in Attachment From Untrusted Sender	Sublime Security	4d ago Jul 16th, 2025	Extortion Social engineering Spoofing Computer Vision Content analysis File analysis Natural Language Understanding Optical Character Recognition Sender analysis	/feeds/core/detection-rules/extortion-sextortion-in-attachment-from-untrusted-sender-3cb8d32c
Free subdomain link with login or captcha (untrusted sender)	Sublime Security	4d ago Jul 16th, 2025	Credential Phishing Free subdomain host Social engineering Computer Vision File analysis Sender analysis URL screenshot	/feeds/core/detection-rules/free-subdomain-link-with-login-or-captcha-untrusted-sender-93288f82
Google Accelerated Mobile Pages (AMP) abuse	Sublime Security	1y ago Apr 25th, 2024	Credential Phishing Malware/Ransomware Impersonation: Brand Open redirect Computer Vision Content analysis Natural Language Understanding Optical Character Recognition Sender analysis URL analysis URL screenshot	/feeds/core/detection-rules/google-accelerated-mobile-pages-amp-abuse-46907029
Google Drive abuse: Credential phishing link	Sublime Security	11mo ago Jul 31st, 2024	Credential Phishing Free file host Impersonation: Brand Computer Vision Natural Language Understanding Optical Character Recognition Sender analysis URL analysis URL screenshot	/feeds/core/detection-rules/google-drive-abuse-credential-phishing-link-c74aece0
Link: Credential Phishing link with Undisclosed Recipients	Sublime Security	4d ago Jul 16th, 2025	Credential Phishing Evasion Computer Vision Header analysis URL screenshot	/feeds/core/detection-rules/link-credential-phishing-link-with-undisclosed-recipients-06fc155e
Link: Credential Phishing via WordPress	Sublime Security	3mo ago Apr 11th, 2025	Credential Phishing Social engineering Free subdomain host URL analysis Header analysis Computer Vision	/feeds/core/detection-rules/link-credential-phishing-via-wordpress-db696058
Link: Figma Design Deck With Credential Phishing Language	Sublime Security	2mo ago May 7th, 2025	Credential Phishing Evasion Free file host Social engineering Natural Language Understanding Computer Vision Optical Character Recognition URL analysis URL screenshot Sender analysis	/feeds/core/detection-rules/link-figma-design-deck-with-credential-phishing-language-87601924
Link: Multistage Landing - Abuse Adobe Acrobat Hosted PDF	Sublime Security	1mo ago Jun 16th, 2025	Credential Phishing Impersonation: Brand Social engineering Computer Vision Optical Character Recognition URL analysis Header analysis Sender analysis	/feeds/core/detection-rules/link-multistage-landing-abuse-adobe-acrobat-hosted-pdf-609081ef
Link: Multistage Landing - Abused Adobe frame.io	Sublime Security	4mo ago Mar 3rd, 2025	Credential Phishing Evasion Free file host Content analysis Whois Computer Vision URL analysis HTML analysis	/feeds/core/detection-rules/link-multistage-landing-abused-adobe-frameio-a6c457c5
Link: Multistage Landing - Ludus Presentation	Sublime Security	2mo ago May 14th, 2025	Credential Phishing Evasion Social engineering Impersonation: Brand Header analysis URL analysis Computer Vision URL screenshot Natural Language Understanding Optical Character Recognition Sender analysis	/feeds/core/detection-rules/link-multistage-landing-ludus-presentation-a8b3c311
Link: Multistage Landing - Scribd Document	Sublime Security	2mo ago May 16th, 2025	Credential Phishing Evasion Social engineering Impersonation: Brand Free file host URL analysis HTML analysis Natural Language Understanding Computer Vision Optical Character Recognition URL screenshot	/feeds/core/detection-rules/link-multistage-landing-scribd-document-afa9807d
Link: QR code in EML attachment with credential phishing indicators	Sublime Security	1y ago Apr 25th, 2024	Credential Phishing Evasion Open redirect QR code Computer Vision Content analysis File analysis QR code analysis	/feeds/core/detection-rules/link-qr-code-in-eml-attachment-with-credential-phishing-indicators-9908ed3a
Link: QR code with phishing disposition in img or pdf	Sublime Security	3mo ago Apr 14th, 2025	Credential Phishing QR code Social engineering Content analysis Computer Vision QR code analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-qr-code-with-phishing-disposition-in-img-or-pdf-8e8949f6
Link: QR Code with suspicious language (untrusted sender)	Sublime Security	4d ago Jul 16th, 2025	Credential Phishing Impersonation: Brand QR code Social engineering Content analysis Computer Vision Natural Language Understanding QR code analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-qr-code-with-suspicious-language-untrusted-sender-25a84d1c
Link: QuickBooks image lure with suspicious link	Sublime Security	1y ago May 2nd, 2024	Credential Phishing Impersonation: Brand Social engineering Computer Vision File analysis Optical Character Recognition URL analysis	/feeds/core/detection-rules/link-quickbooks-image-lure-with-suspicious-link-3826a923
Open Redirect: Google domain with /url path and suspicious indicators	Sublime Security	6mo ago Jan 10th, 2025	Credential Phishing Evasion Open redirect Computer Vision Content analysis File analysis Header analysis Natural Language Understanding Optical Character Recognition Sender analysis URL analysis	/feeds/core/detection-rules/open-redirect-google-domain-with-url-path-and-suspicious-indicators-fc5adf74
QR Code with suspicious indicators	Sublime Security	4d ago Jul 16th, 2025	Credential Phishing QR code Social engineering Content analysis Header analysis Computer Vision Natural Language Understanding QR code analysis Sender analysis URL analysis	/feeds/core/detection-rules/qr-code-with-suspicious-indicators-04f5c34f
Suspicious invoice reference with missing or image-only attachments	Sublime Security	1mo ago Jun 16th, 2025	Credential Phishing Social engineering Content analysis Computer Vision File analysis Natural Language Understanding Sender analysis	/feeds/core/detection-rules/suspicious-invoice-reference-with-missing-or-image-only-attachments-466c1680
Suspicious recipient pattern and language with low reputation link to login	Sublime Security	1y ago Apr 30th, 2024	Credential Phishing Social engineering Computer Vision Content analysis Header analysis Natural Language Understanding Optical Character Recognition Sender analysis URL analysis URL screenshot	/feeds/core/detection-rules/suspicious-recipient-pattern-and-language-with-low-reputation-link-to-login-a8ea0402
Suspicious Recipients pattern with no Compauth pass and suspicious content	Sublime Security	4d ago Jul 16th, 2025	Content analysis Computer Vision Header analysis Natural Language Understanding URL analysis URL screenshot	/feeds/core/detection-rules/suspicious-recipients-pattern-with-no-compauth-pass-and-suspicious-content-34fb65f6
X (Twitter) Impersonation with Credential Phishing motives	Sublime Security	4d ago Jul 16th, 2025	Credential Phishing Impersonation: Brand Social engineering Computer Vision File analysis Header analysis Optical Character Recognition Natural Language Understanding Sender analysis	/feeds/core/detection-rules/x-twitter-impersonation-with-credential-phishing-motives-0b60dca6