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 Jan 23rd, 2026

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Tactic or Technique is

Rule Name & Severity	Author	Last Updated	Labels
Link: chatbot.page platform abuse	Sublime Security	5mo 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: Credential phishing traversing Russian infrastructure	Sublime Security	5mo 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	5mo 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: Cryptocurrency fraud with suspicious links	Sublime Security	1mo 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: Direct link to Zoom Docs from non-Zoom sender	Sublime Security	5mo 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 POWR.io Form Builder with suspicious patterns	Sublime Security	5mo 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	2mo 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: Executable file download with suspicious message content	Sublime Security	3mo 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	5mo ago Aug 5th, 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-theft-language-87601924
Link: File sharing impersonation with suspicious language and sending patterns	Sublime Security	2mo 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	3mo 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: Google Calendar invite linking to an open redirect from an untrusted freemail sender	Sublime Security	6mo 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: HR impersonation with suspicious domain indicators and credential theft	Sublime Security	1mo ago Dec 3rd, 2025	Credential Phishing Impersonation: Employee Social engineering Lookalike domain Content analysis Natural Language Understanding Computer Vision URL analysis URL screenshot	/feeds/core/detection-rules/link-hr-impersonation-with-suspicious-domain-indicators-and-credential-theft-f31f8831
Link: /index.php enclosed in three asterisks	Sublime Security	12d ago Jan 12th, 2026	Malware/Ransomware Callback Phishing Social engineering Content analysis URL analysis	/feeds/core/detection-rules/link-indexphp-enclosed-in-three-asterisks-aa4bbafc
Link: Intuit link abuse with file share context	Sublime Security	12d ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering URL analysis Natural Language Understanding Content analysis Header analysis	/feeds/core/detection-rules/link-intuit-link-abuse-with-file-share-context-cd15cc34
Link: Invoice or receipt from freemail sender with customer service number	@vector_sec	12d ago Jan 12th, 2026	BEC/Fraud Callback Phishing Free email provider Impersonation: Brand Social engineering Content analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-invoice-or-receipt-from-freemail-sender-with-customer-service-number-3825232d
Link: Mamba 2FA phishing kit	Sublime Security	1mo ago Dec 16th, 2025	Credential Phishing Evasion Social engineering URL analysis	/feeds/core/detection-rules/link-mamba-2fa-phishing-kit-8d527c0f
Link: Microsoft impersonation using hosted png with suspicious link	Sublime Security	12d ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering Content analysis Natural Language Understanding Sender analysis URL analysis	/feeds/core/detection-rules/link-microsoft-impersonation-using-hosted-png-with-suspicious-link-07c696d4
Link: Microsoft protected message with matching sender and recipient addresses	Sublime Security	12d ago Jan 12th, 2026	Credential Phishing Evasion Social engineering Content analysis File analysis Header analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-microsoft-protected-message-with-matching-sender-and-recipient-addresses-a5a2f75d
Link: Multistage landing - Abused Adobe Acrobat hosted PDF	Sublime Security	12d ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering Computer Vision Optical Character Recognition URL analysis Header analysis Sender analysis	/feeds/core/detection-rules/link-multistage-landing-abused-adobe-acrobat-hosted-pdf-609081ef
Link: Multistage Landing - Abused Buildin.ai	Sublime Security	4mo ago Sep 5th, 2025	Credential Phishing Free file host Social engineering URL analysis Natural Language Understanding	/feeds/core/detection-rules/link-multistage-landing-abused-buildinai-e0a79ef5
Link: Multistage landing - FreshDesk knowledge base abuse	Sublime Security	5mo ago Aug 21st, 2025	Credential Phishing Open redirect Impersonation: Brand Social engineering Content analysis Natural Language Understanding URL analysis URL screenshot	/feeds/core/detection-rules/link-multistage-landing-freshdesk-knowledge-base-abuse-edd6acf7
Link: Multistage landing - JotForm abuse	Sublime Security	1mo ago Dec 1st, 2025	Credential Phishing Evasion Social engineering Content analysis HTML analysis Javascript analysis URL analysis	/feeds/core/detection-rules/link-multistage-landing-jotform-abuse-5b64326f
Link: Multistage landing - Ludus presentation	Sublime Security	5mo ago Aug 5th, 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 - Microsoft Forms abuse	Sublime Security	12d ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering HTML analysis URL analysis Content analysis	/feeds/core/detection-rules/link-multistage-landing-microsoft-forms-abuse-85a2cd12
Link: Multistage landing - Published Google Doc	Sublime Security	5mo ago Aug 5th, 2025	Credential Phishing Free file host Social engineering Natural Language Understanding URL analysis Whois	/feeds/core/detection-rules/link-multistage-landing-published-google-doc-031e1ff8
Link: Multistage landing - Scribd document	Sublime Security	12d ago Jan 12th, 2026	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: Multistage landing - Trello board abuse	Sublime Security	5mo ago Aug 20th, 2025	Credential Phishing Free file host Social engineering URL analysis Content analysis Sender analysis URL screenshot	/feeds/core/detection-rules/link-multistage-landing-trello-board-abuse-14a5b23a
Link: MyActiveCampaign Link Abuse	Sublime Security	5mo ago Aug 20th, 2025	Credential Phishing Social engineering Natural Language Understanding URL analysis Sender analysis	/feeds/core/detection-rules/link-myactivecampaign-link-abuse-f5b91ce5
Link: .onion From Unsolicited Sender	Sublime Security	5mo ago Jul 30th, 2025	Malware/Ransomware Credential Phishing Evasion Social engineering URL analysis Header analysis Sender analysis	/feeds/core/detection-rules/link-onion-from-unsolicited-sender-9ac0fc83
Link: PDF and financial display text to free file host	Sublime Security	4mo ago Sep 24th, 2025	Credential Phishing Free file host Free email provider Social engineering Content analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-pdf-and-financial-display-text-to-free-file-host-b010740b
Link: Personal SharePoint with invalid recipients and credential theft language	Sublime Security	13h ago Jan 23rd, 2026	Credential Phishing Social engineering Content analysis Header analysis Natural Language Understanding URL analysis	/feeds/core/detection-rules/link-personal-sharepoint-with-invalid-recipients-and-credential-theft-language-79d5403d
Link: QR code with phishing disposition in img or pdf	Sublime Security	5mo ago Jul 30th, 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	5mo ago Jul 30th, 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	6mo ago Jul 23rd, 2025	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
Link: Romance/Sexual Language With Suspicious Link	Sublime Security	5mo ago Aug 22nd, 2025	Spam Social engineering Content analysis Header analysis URL analysis Whois	/feeds/core/detection-rules/link-romancesexual-language-with-suspicious-link-d5694cae
Link: ScreenConnect installer with suspicious relay domain	Sublime Security	12d ago Jan 12th, 2026	Malware/Ransomware Evasion Out of band pivot Social engineering URL analysis File analysis Content analysis	/feeds/core/detection-rules/link-screenconnect-installer-with-suspicious-relay-domain-37d21eef
Link: Scribd fullscreen link from suspicious sender	Sublime Security	5mo ago Aug 5th, 2025	Credential Phishing Free file host Social engineering Evasion URL analysis Sender analysis	/feeds/core/detection-rules/link-scribd-fullscreen-link-from-suspicious-sender-9e9bc972
Link: Self-sender with sender org in subject and credential theft indicator	Sublime Security	12d ago Jan 12th, 2026	Credential Phishing Social engineering Evasion Natural Language Understanding Content analysis Sender analysis URL analysis Header analysis	/feeds/core/detection-rules/link-self-sender-with-sender-org-in-subject-and-credential-theft-indicator-bfa9aa08
Link: Self-sent message with quarterly document review request	Sublime Security	3d ago Jan 21st, 2026	BEC/Fraud Credential Phishing Social engineering Evasion Content analysis Header analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-self-sent-message-with-quarterly-document-review-request-3c42cec6
Link: SharePoint filename matches org name	Sublime Security	3mo ago Sep 26th, 2025	Credential Phishing Impersonation: Employee Social engineering Content analysis URL analysis	/feeds/core/detection-rules/link-sharepoint-filename-matches-org-name-cb954726
Link: Squarespace infrastructure abuse	Sublime Security	5mo ago Aug 5th, 2025	Credential Phishing Spam Impersonation: Brand Social engineering Header analysis URL analysis Sender analysis	/feeds/core/detection-rules/link-squarespace-infrastructure-abuse-a8fe9d30
Link: Suspicious URL with recipient targeting and special characters	Sublime Security	2d ago Jan 22nd, 2026	Credential Phishing Social engineering Evasion URL analysis Content analysis	/feeds/core/detection-rules/link-suspicious-url-with-recipient-targeting-and-special-characters-e808be3a
Link to auto-downloaded disk image in encrypted zip	@ajpc500	12d ago Jan 12th, 2026	Malware/Ransomware Encryption Evasion Social engineering Archive analysis File analysis Sender analysis URL analysis YARA	/feeds/core/detection-rules/link-to-auto-downloaded-disk-image-in-encrypted-zip-b50f0cb1
Link to auto-downloaded DMG in encrypted zip	Sublime Security	6mo ago Jul 16th, 2025	Malware/Ransomware Encryption Evasion Social engineering Archive analysis File analysis Sender analysis URL analysis YARA	/feeds/core/detection-rules/link-to-auto-downloaded-dmg-in-encrypted-zip-43af98d3
Link to auto-downloaded file with Adobe branding	Sublime Security	6mo ago Jul 16th, 2025	Malware/Ransomware Impersonation: Brand Social engineering File analysis Optical Character Recognition Sender analysis URL analysis URL screenshot	/feeds/core/detection-rules/link-to-auto-downloaded-file-with-adobe-branding-e826c2cf
Link to auto-downloaded file with Google Drive branding	Sublime Security	12d ago Jan 12th, 2026	Malware/Ransomware Impersonation: Brand Social engineering Content analysis File analysis Optical Character Recognition URL analysis URL screenshot	/feeds/core/detection-rules/link-to-auto-downloaded-file-with-google-drive-branding-4b5343be
Link to auto-download of a suspicious file type (unsolicited)	Sublime Security	12d ago Jan 12th, 2026	Malware/Ransomware Encryption Evasion LNK Social engineering Archive analysis File analysis Sender analysis URL analysis YARA	/feeds/core/detection-rules/link-to-auto-download-of-a-suspicious-file-type-unsolicited-67ae2152
Link to Google Apps Script macro (unsolicited)	Sublime Security	12d ago Jan 12th, 2026	Credential Phishing Malware/Ransomware Open redirect Social engineering Sender analysis URL analysis	/feeds/core/detection-rules/link-to-google-apps-script-macro-unsolicited-d10146df
Link to Google Apps Script macro via comment tagging	Sublime Security	12d ago Jan 12th, 2026	Credential Phishing Malware/Ransomware Social engineering Content analysis Sender analysis URL analysis	/feeds/core/detection-rules/link-to-google-apps-script-macro-via-comment-tagging-66fecd30

468 Rules

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