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 25th, 2026

Feed Source

GitHub

Detection Method is

Rule Name & Severity	Author	Last Updated	Labels
Credential phishing content and link (untrusted sender)	Sublime Security	7mo ago Dec 17th, 2025	Credential Phishing Social engineering Computer Vision Sender analysis URL analysis URL screenshot
Credential phishing: Engaging language and other indicators (untrusted sender)	Sublime Security	1mo ago Jun 5th, 2026	Credential Phishing Free email provider Social engineering Content analysis Header analysis Natural Language Understanding Sender analysis URL analysis
Credential phishing: Engaging language with IPFS link	Sublime Security	2y ago May 3rd, 2024	Credential Phishing Free file host Free subdomain host IPFS Content analysis Natural Language Understanding URL analysis
Credential phishing: Fake card notification with tracking lure	Sublime Security	4mo ago Mar 24th, 2026	Credential Phishing Social engineering Content analysis Natural Language Understanding URL analysis Sender analysis
Credential phishing: Generic document sharing	Sublime Security	1mo ago Jun 15th, 2026	Credential Phishing BEC/Fraud Social engineering Evasion Impersonation: Employee Content analysis Natural Language Understanding URL analysis Sender analysis
Credential phishing: Hyper-linked image leading to free file host	Sublime Security	11mo ago Aug 5th, 2025	Credential Phishing Evasion Free file host Image as content Social engineering Content analysis Header analysis Sender analysis URL analysis
Credential phishing language and suspicious indicators (unknown sender)	Sublime Security	1y ago Jul 16th, 2025	Credential Phishing Free email provider Social engineering Content analysis Header analysis Natural Language Understanding Sender analysis URL analysis
Credential phishing link (unknown sender)	Sublime Security	1mo ago Jun 5th, 2026	Credential Phishing Social engineering Computer Vision Sender analysis URL analysis URL screenshot
Credential phishing: Onedrive impersonation	Sublime Security	10d ago Jul 16th, 2026	Credential Phishing Free subdomain host Impersonation: Brand Social engineering Content analysis Header analysis Natural Language Understanding URL analysis
Credential phishing: Re-Authentication lure	Sublime Security	9mo ago Oct 17th, 2025	Credential Phishing Social engineering Impersonation: Brand Natural Language Understanding Content analysis URL analysis Header analysis Sender analysis
Credential phishing: Suspicious e-sign agreement document notification	Sublime Security	1mo ago Jun 5th, 2026	Credential Phishing Social engineering Content analysis Header analysis HTML analysis URL analysis Sender analysis
Credential Phishing: Suspicious language, link, recipients and other indicators	Sublime Security	1y ago Jul 16th, 2025	Credential Phishing Evasion Content analysis Header analysis Natural Language Understanding Sender analysis URL analysis
Credential phishing: Tax form impersonation with payment request	Sublime Security	5mo ago Feb 13th, 2026	BEC/Fraud Credential Phishing Impersonation: Brand Social engineering PDF Content analysis Header analysis Sender analysis URL analysis
Deceptive Dropbox mention	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Free file host Free subdomain host Social engineering Header analysis Content analysis Natural Language Understanding Sender analysis URL analysis
DocuSign impersonation via CloudHQ links	Sublime Security	11mo ago Aug 5th, 2025	Credential Phishing BEC/Fraud Impersonation: Brand Free file host Header analysis URL analysis Content analysis Sender analysis
Fake message thread with a suspicious link and engaging language from an unknown sender	Sublime Security	1mo ago Jun 5th, 2026	Credential Phishing Social engineering Content analysis Header analysis Natural Language Understanding Sender analysis URL analysis
Fake scan-to-email message	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Free file host Social engineering Content analysis Optical Character Recognition Sender analysis URL analysis
Fake voicemail notification (untrusted sender)	Sublime Security	1mo ago Jun 25th, 2026	Credential Phishing Social engineering Content analysis Natural Language Understanding Sender analysis URL analysis
Fake Zoho Sign template abuse	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Evasion Open redirect Social engineering Content analysis HTML analysis URL analysis
Fake Zoom meeting invite with suspicious link	Sublime Security	1mo ago Jun 16th, 2026	Credential Phishing Impersonation: Brand Evasion Social engineering Content analysis Header analysis Natural Language Understanding Sender analysis URL analysis
File sharing link from suspicious sender domain	Sublime Security	5mo ago Feb 13th, 2026	Credential Phishing Malware/Ransomware Free file host Sender analysis URL analysis
File sharing link with a suspicious subject	Sublime Security	5mo ago Feb 17th, 2026	BEC/Fraud Free file host Social engineering Header analysis Sender analysis URL analysis
Free subdomain link with credential theft indicators	Sublime Security	2y ago Dec 12th, 2024	Credential Phishing Free subdomain host Content analysis Header analysis Natural Language Understanding Optical Character Recognition URL analysis URL screenshot
Google Accelerated Mobile Pages (AMP) abuse	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Malware/Ransomware Impersonation: Brand Open redirect Computer Vision Content analysis Natural Language Understanding Optical Character Recognition Sender analysis URL analysis URL screenshot
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
Google Drive direct download link from unsolicited sender	Sublime Security	1y ago Jul 16th, 2025	Malware/Ransomware Credential Phishing Evasion Social engineering Free file host URL analysis Sender analysis Content analysis
Google Notification alert link from non-Google sender	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Social engineering Content analysis Header analysis Sender analysis URL analysis
Google presentation open redirect phishing	Sublime Security	7mo ago Dec 11th, 2025	Credential Phishing Evasion Open redirect Social engineering URL analysis HTML analysis
Google services using g.co shortlinks	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Evasion Free email provider Content analysis Header analysis Sender analysis URL analysis
Image as content with a link to an open redirect	Sublime Security	2mo ago May 26th, 2026	Credential Phishing Malware/Ransomware Evasion Image as content Open redirect Social engineering Content analysis HTML analysis URL analysis
Impersonation: Chrome Web Store policy	Sublime Security	11mo ago Aug 5th, 2025	Credential Phishing Impersonation: Brand Free email provider Lookalike domain Content analysis Header analysis HTML analysis Sender analysis URL analysis
Impersonation: Fake product discount promotion	Sublime Security	1mo ago Jun 16th, 2026	BEC/Fraud Social engineering Free file host Content analysis HTML analysis URL analysis
Impersonation: Salesforce fake campaign failure notification	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering Content analysis Natural Language Understanding Sender analysis URL analysis
Impersonation: Suspected supplier impersonation with suspicious content	Sublime Security	2mo ago May 4th, 2026	BEC/Fraud Evasion Free email provider Lookalike domain Social engineering Content analysis Header analysis Natural Language Understanding Sender analysis URL analysis Whois
Inline image as message with attachment or link	Sublime Security	1y ago Jul 16th, 2025	Credential Phishing Evasion Image as content Content analysis HTML analysis URL analysis
Issuu document with suspicious embedded link	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Social engineering Free file host Evasion URL analysis URL screenshot Natural Language Understanding Optical Character Recognition
Link: 9WOLF phishkit initial landing URI	Sublime Security	5mo ago Jan 30th, 2026	Malware/Ransomware Evasion URL analysis Threat intelligence
Link: Abused Adobe Express	Sublime Security	1y ago Jul 23rd, 2025	Credential Phishing Evasion Free subdomain host Free file host Content analysis Sender analysis URL analysis Whois HTML analysis
Link abuse: Self-service creation platform link with suspicious recipient behavior	Sublime Security	7mo ago Dec 2nd, 2025	BEC/Fraud Credential Phishing Spam Free email provider Social engineering Header analysis Sender analysis URL analysis
Link: Adobe share with suspicious indicators	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Evasion Free file host Content analysis URL screenshot Sender analysis Natural Language Understanding URL analysis
Link: Apple App Store link to apps impersonating AI adveristing	Sublime Security	4mo ago Mar 5th, 2026	Credential Phishing Impersonation: Brand Content analysis URL analysis HTML analysis
Link: Apple App Store malicious ad manager themed apps from free email provider	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing BEC/Fraud Malware/Ransomware Free email provider Social engineering Evasion Content analysis Sender analysis URL analysis
Link: Apple TestFlight from suspicious sender	Sublime Security	3mo ago Apr 1st, 2026	Credential Phishing Free email provider Evasion Sender analysis URL analysis
Link: Base64 encoded recipient address in URL fragment with hex subdomain	Sublime Security	5mo ago Jan 29th, 2026	Credential Phishing Evasion URL analysis Content analysis
Link: Base64 encoded recipient address in URL fragment with subject hash	Sublime Security	6mo ago Jan 12th, 2026	Credential Phishing Encryption Evasion Social engineering Content analysis URL analysis Header analysis
Link: BEC with newly registered domains and financial keywords	Sublime Security	2mo ago May 1st, 2026	BEC/Fraud Social engineering Evasion Spoofing Header analysis Sender analysis URL analysis
Link: Blogspot hosting explicit romance content	Sublime Security	4mo ago Mar 9th, 2026	Spam Free subdomain host Social engineering Natural Language Understanding URL analysis
Link: Breely link masquerading as PDF	Sublime Security	6mo ago Jan 16th, 2026	BEC/Fraud Credential Phishing Free subdomain host Social engineering Content analysis URL analysis
Link: chatbot.page platform abuse	Sublime Security	11mo 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
Link: Common hidden directory observed	Sublime Security	5mo ago Feb 3rd, 2026	Credential Phishing Evasion URL analysis HTML analysis

502 Rules

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