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 Mar 9th, 2026

Feed Source

GitHub

Detection Method is

Rule Name & Severity	Author	Last Updated	Labels
Google Drive abuse: Credential phishing link	Sublime Security	2y 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
Google Drive direct download link from unsolicited sender	Sublime Security	7mo ago Jul 16th, 2025	Malware/Ransomware Credential Phishing Evasion Social engineering Free file host URL analysis Sender analysis Content analysis	/feeds/core/detection-rules/google-drive-direct-download-link-from-unsolicited-sender-78a19343
Google Notification alert link from non-Google sender	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing Social engineering Content analysis Header analysis Sender analysis URL analysis	/feeds/core/detection-rules/google-notification-alert-link-from-non-google-sender-a1c1acfd
Google presentation open redirect phishing	Sublime Security	2mo ago Dec 11th, 2025	Credential Phishing Evasion Open redirect Social engineering URL analysis HTML analysis	/feeds/core/detection-rules/google-presentation-open-redirect-phishing-5d01ee3a
Google services using g.co shortlinks	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing Evasion Free email provider Content analysis Header analysis Sender analysis URL analysis	/feeds/core/detection-rules/google-services-using-gco-shortlinks-09ff8a73
Image as content with a link to an open redirect (unsolicited)	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing Malware/Ransomware Evasion Image as content Open redirect Social engineering Content analysis HTML analysis URL analysis	/feeds/core/detection-rules/image-as-content-with-a-link-to-an-open-redirect-unsolicited-f5cec36b
Impersonation: Chrome Web Store policy	Sublime Security	7mo ago Aug 5th, 2025	Credential Phishing Impersonation: Brand Free email provider Lookalike domain Content analysis Header analysis HTML analysis Sender analysis URL analysis	/feeds/core/detection-rules/impersonation-chrome-web-store-policy-4a98f283
Impersonation: Salesforce fake campaign failure notification	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering Content analysis Natural Language Understanding Sender analysis URL analysis	/feeds/core/detection-rules/impersonation-salesforce-fake-campaign-failure-notification-d66000ca
Impersonation: Social Security Administration (SSA)	Sublime Security	1mo ago Jan 12th, 2026	BEC/Fraud Credential Phishing Impersonation: Brand Social engineering Content analysis Sender analysis URL analysis	/feeds/core/detection-rules/impersonation-social-security-administration-ssa-6196767e
Impersonation: Suspected supplier impersonation with suspicious content	Sublime Security	1y ago Feb 3rd, 2025	BEC/Fraud Evasion Free email provider Lookalike domain Social engineering Content analysis Header analysis Natural Language Understanding Sender analysis URL analysis Whois	/feeds/core/detection-rules/impersonation-suspected-supplier-impersonation-with-suspicious-content-63d8b1ce
Inline image as message with attachment or link	Sublime Security	7mo ago Jul 16th, 2025	Credential Phishing Evasion Image as content Content analysis HTML analysis URL analysis	/feeds/core/detection-rules/inline-image-as-message-with-attachment-or-link-823d7107
Issuu document with suspicious embedded link	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing Social engineering Free file host Evasion URL analysis URL screenshot Natural Language Understanding Optical Character Recognition	/feeds/core/detection-rules/issuu-document-with-suspicious-embedded-link-0d73f43d
Link: 9WOLF phishkit initial landing URI	Sublime Security	1mo ago Jan 30th, 2026	Malware/Ransomware Evasion URL analysis Threat intelligence	/feeds/core/detection-rules/link-9wolf-phishkit-initial-landing-uri-a165e206
Link: Abused Adobe Express	Sublime Security	7mo ago Jul 23rd, 2025	Credential Phishing Evasion Free subdomain host Free file host Content analysis Sender analysis URL analysis Whois HTML analysis	/feeds/core/detection-rules/link-abused-adobe-express-c7d17bfd
Link abuse: Self-service creation platform link with suspicious recipient behavior	Sublime Security	3mo ago Dec 2nd, 2025	BEC/Fraud Credential Phishing Spam Free email provider Social engineering Header analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-abuse-self-service-creation-platform-link-with-suspicious-recipient-behavior-384ad135
Link: Adobe share with suspicious indicators	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing Evasion Free file host Content analysis URL screenshot Sender analysis Natural Language Understanding URL analysis	/feeds/core/detection-rules/link-adobe-share-with-suspicious-indicators-b33cae80
Link: Apple App Store link to apps impersonating AI adveristing	Sublime Security	5d ago Mar 5th, 2026	Credential Phishing Impersonation: Brand Content analysis URL analysis HTML analysis	/feeds/core/detection-rules/link-apple-app-store-link-to-apps-impersonating-ai-adveristing-19b556e6
Link: Apple App Store malicious ad manager themed apps from free email provider	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing BEC/Fraud Malware/Ransomware Free email provider Social engineering Evasion Content analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-apple-app-store-malicious-ad-manager-themed-apps-from-free-email-provider-9ce402c6
Link: Apple TestFlight from free email provider	Sublime Security	4mo ago Oct 17th, 2025	Credential Phishing Free email provider Evasion Sender analysis URL analysis	/feeds/core/detection-rules/link-apple-testflight-from-free-email-provider-9b447f1f
Link: Base64 encoded recipient address in URL fragment with hex subdomain	Sublime Security	1mo ago Jan 29th, 2026	Credential Phishing Evasion URL analysis Content analysis	/feeds/core/detection-rules/link-base64-encoded-recipient-address-in-url-fragment-with-hex-subdomain-781e86ae
Link: Base64 encoded recipient address in URL fragment with subject hash	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing Encryption Evasion Social engineering Content analysis URL analysis Header analysis	/feeds/core/detection-rules/link-base64-encoded-recipient-address-in-url-fragment-with-subject-hash-eb9694b8
Link: Blogspot hosting explicit romance content	Sublime Security	13h ago Mar 9th, 2026	Spam Free subdomain host Social engineering Natural Language Understanding URL analysis	/feeds/core/detection-rules/link-blogspot-hosting-explicit-romance-content-132e88c5
Link: Breely link masquerading as PDF	Sublime Security	1mo ago Jan 16th, 2026	BEC/Fraud Credential Phishing Free subdomain host Social engineering Content analysis URL analysis	/feeds/core/detection-rules/link-breely-link-masquerading-as-pdf-4a498c21
Link: chatbot.page platform abuse	Sublime Security	7mo ago Aug 5th, 2025	Credential Phishing Social engineering Out of band pivot URL analysis Natural Language Understanding Content analysis HTML analysis Javascript analysis URL screenshot	/feeds/core/detection-rules/link-chatbotpage-platform-abuse-bfd6a076
Link: Common hidden directory observed	Sublime Security	1mo ago Feb 3rd, 2026	Credential Phishing Evasion URL analysis HTML analysis	/feeds/core/detection-rules/link-common-hidden-directory-observed-9f316da6
Link: Credential phishing traversing Russian infrastructure	Sublime Security	7mo ago Aug 5th, 2025	Credential Phishing Social engineering Content analysis Header analysis Natural Language Understanding URL analysis	/feeds/core/detection-rules/link-credential-phishing-traversing-russian-infrastructure-a5203e3b
Link: Credential phishing via WordPress	Sublime Security	7mo ago Aug 5th, 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: Credential theft with invisible Unicode character in page title from unsolicited sender	Sublime Security	25d ago Feb 13th, 2026	Credential Phishing Evasion Social engineering Natural Language Understanding Content analysis HTML analysis URL analysis URL screenshot	/feeds/core/detection-rules/link-credential-theft-with-invisible-unicode-character-in-page-title-from-unsolicited-sender-5fe14d53
Link: Cryptocurrency fraud with suspicious links	Sublime Security	3mo ago Dec 1st, 2025	BEC/Fraud Social engineering Evasion Free subdomain host Scripting Content analysis Header analysis Javascript analysis Natural Language Understanding Sender analysis URL analysis URL screenshot Whois	/feeds/core/detection-rules/link-cryptocurrency-fraud-with-suspicious-links-d0da37ce
Link: CVE-2024-21413 Microsoft Outlook Remote Code Execution Vulnerability	Sublime Security	2y ago Feb 15th, 2024	Malware/Ransomware Evasion Exploit URL analysis	/feeds/core/detection-rules/link-cve-2024-21413-microsoft-outlook-remote-code-execution-vulnerability-e8151426
Link: Direct download of executable file	Sublime Security	8d ago Mar 2nd, 2026	Malware/Ransomware Evasion Sender analysis URL analysis	/feeds/core/detection-rules/link-direct-download-of-executable-file-dbbfd077
Link: Direct link to gamma.app document with mode parameter	Sublime Security	7mo ago Aug 5th, 2025	Credential Phishing Malware/Ransomware Free file host Evasion URL analysis	/feeds/core/detection-rules/link-direct-link-to-gammaapp-document-with-mode-parameter-080ab581
Link: Direct link to keap.app contact-us page	Sublime Security	7mo ago Aug 5th, 2025	Credential Phishing Malware/Ransomware Free file host Evasion URL analysis	/feeds/core/detection-rules/link-direct-link-to-keapapp-contact-us-page-a7a69267
Link: Direct link to limewire hosted file	Sublime Security	6mo ago Aug 18th, 2025	Malware/Ransomware Free file host URL analysis Content analysis	/feeds/core/detection-rules/link-direct-link-to-limewire-hosted-file-70840d00
Link: Direct link to riddle.com hosted showcase	Sublime Security	1mo ago Jan 12th, 2026	Credential Phishing Free file host Sender analysis URL analysis Header analysis	/feeds/core/detection-rules/link-direct-link-to-riddlecom-hosted-showcase-cca7d2f5
Link: Direct link to Zoom Docs from non-Zoom sender	Sublime Security	7mo ago Aug 5th, 2025	Credential Phishing Social engineering Impersonation: Brand Header analysis URL analysis Sender analysis	/feeds/core/detection-rules/link-direct-link-to-zoom-docs-from-non-zoom-sender-5c6362db
Link: Direct MSI download from low reputation domain	Sublime Security	19d ago Feb 19th, 2026	Malware/Ransomware Evasion Sender analysis URL analysis	/feeds/core/detection-rules/link-direct-msi-download-from-low-reputation-domain-1eb77537
Link: Direct POWR.io Form Builder with suspicious patterns	Sublime Security	7mo ago Aug 5th, 2025	Credential Phishing Callback Phishing Social engineering File analysis URL analysis Content analysis	/feeds/core/detection-rules/link-direct-powrio-form-builder-with-suspicious-patterns-fd37cc93
Link: Display text matches subject line	Sublime Security	3mo ago Nov 14th, 2025	BEC/Fraud Credential Phishing Social engineering Evasion Header analysis Content analysis Natural Language Understanding URL analysis	/feeds/core/detection-rules/link-display-text-matches-subject-line-ba722cf0
Link: Display text with excessive right-to-left mark characters	Sublime Security	1mo ago Jan 21st, 2026	Credential Phishing Evasion Content analysis URL analysis	/feeds/core/detection-rules/link-display-text-with-excessive-right-to-left-mark-characters-a45cfd4c
Link: Excessive URL rewrite encoders	Sublime Security	1mo ago Jan 21st, 2026	Credential Phishing Malware/Ransomware Encryption Evasion URL analysis Content analysis	/feeds/core/detection-rules/link-excessive-url-rewrite-encoders-b88e53a7
Link: Executable file download with suspicious message content	Sublime Security	4mo ago Oct 16th, 2025	Credential Phishing Malware/Ransomware Evasion Social engineering Content analysis Natural Language Understanding Sender analysis URL analysis Header analysis	/feeds/core/detection-rules/link-executable-file-download-with-suspicious-message-content-ce9a4926
Link: Figma design deck with credential theft language	Sublime Security	6d ago Mar 4th, 2026	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-theft-language-87601924
Link: File sharing impersonation with suspicious language and sending patterns	Sublime Security	4mo ago Oct 31st, 2025	BEC/Fraud Credential Phishing Social engineering Free subdomain host Impersonation: Brand Natural Language Understanding URL analysis Sender analysis Header analysis Content analysis	/feeds/core/detection-rules/link-file-sharing-impersonation-with-suspicious-language-and-sending-patterns-d3363041
Link: File sharing pretext with suspicious body and link	Sublime Security	5mo ago Oct 10th, 2025	Credential Phishing Social engineering Evasion Natural Language Understanding Content analysis URL analysis HTML analysis	/feeds/core/detection-rules/link-file-sharing-pretext-with-suspicious-body-and-link-c5718a8e
Link: Flagged bit.ly link	Sublime Security	7mo ago Jul 16th, 2025	Credential Phishing Evasion URL analysis	/feeds/core/detection-rules/link-flagged-bitly-link-1528eb6c
Link: Free file hosting with undisclosed recipients	Sublime Security	15d ago Feb 23rd, 2026	Credential Phishing Malware/Ransomware Free file host Free subdomain host Evasion Header analysis URL analysis Sender analysis Natural Language Understanding	/feeds/core/detection-rules/link-free-file-hosting-with-undisclosed-recipients-b6281306
Link: Free subdomain host with undisclosed recipients	Sublime Security	1mo ago Jan 12th, 2026	Free subdomain host Header analysis URL analysis	/feeds/core/detection-rules/link-free-subdomain-host-with-undisclosed-recipients-c23d979d
Link: Google Calendar invite linking to an open redirect from an untrusted freemail sender	Sublime Security	7mo ago Jul 16th, 2025	Spam Free email provider Free file host Open redirect Social engineering Content analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-google-calendar-invite-linking-to-an-open-redirect-from-an-untrusted-freemail-sender-bb4f1ea9
Link: Google Drawings link from new sender	Sublime Security	12h ago Mar 9th, 2026	Credential Phishing BEC/Fraud Social engineering URL analysis Sender analysis	/feeds/core/detection-rules/link-google-drawings-link-from-new-sender-fb91c892

405 Rules

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