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 Apr 24th, 2026

Feed Source

GitHub

Detection Method is

Rule Name & Severity	Author	Last Updated	Labels
Link: Direct POWR.io Form Builder with suspicious patterns	Sublime Security	8mo ago Aug 5th, 2025	Credential Phishing Callback Phishing Social engineering File analysis URL analysis Content analysis
Link: Display text matches subject line	Sublime Security	5mo ago Nov 14th, 2025	BEC/Fraud Credential Phishing Social engineering Evasion Header analysis Content analysis Natural Language Understanding URL analysis
Link: Display text with excessive right-to-left mark characters	Sublime Security	3mo ago Jan 21st, 2026	Credential Phishing Evasion Content analysis URL analysis
Link: Excessive URL rewrite encoders	Sublime Security	3mo ago Jan 21st, 2026	Credential Phishing Malware/Ransomware Encryption Evasion URL analysis Content analysis
Link: Executable file download with suspicious message content	Sublime Security	6mo ago Oct 16th, 2025	Credential Phishing Malware/Ransomware Evasion Social engineering Content analysis Natural Language Understanding Sender analysis URL analysis Header analysis
Link: Figma design deck with credential theft language	Sublime Security	1mo 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
Link: File sharing impersonation with suspicious language and sending patterns	Sublime Security	5mo 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
Link: File sharing pretext with suspicious body and link	Sublime Security	6mo ago Oct 10th, 2025	Credential Phishing Social engineering Evasion Natural Language Understanding Content analysis URL analysis HTML analysis
Link: Financial account issue with suspicious indicators	Sublime Security	1mo ago Mar 24th, 2026	Credential Phishing Free file host Free subdomain host Social engineering Content analysis Natural Language Understanding URL analysis Whois
Link: Flagged bit.ly link	Sublime Security	9mo ago Jul 16th, 2025	Credential Phishing Evasion URL analysis
Link: Free file hosting with undisclosed recipients	Sublime Security	1mo ago Mar 19th, 2026	Credential Phishing Malware/Ransomware Free file host Free subdomain host Evasion Header analysis URL analysis Sender analysis Natural Language Understanding
Link: Free subdomain host with undisclosed recipients	Sublime Security	3mo ago Jan 12th, 2026	Free subdomain host Header analysis URL analysis
Link: Google Calendar invite linking to an open redirect from an untrusted freemail sender	Sublime Security	9mo ago Jul 16th, 2025	Spam Free email provider Free file host Open redirect Social engineering Content analysis Sender analysis URL analysis
Link: Google Drawings link from new sender	Sublime Security	1mo ago Mar 9th, 2026	Credential Phishing BEC/Fraud Social engineering URL analysis Sender analysis
Link: Google Firebase dynamic link that redirects to new domain (<7 days old)	@ajpc500	3mo ago Jan 12th, 2026	Credential Phishing Malware/Ransomware Evasion URL analysis Whois
Link: Google Forms link with credential theft language	Sublime Security	1mo ago Mar 2nd, 2026	Credential Phishing Social engineering Natural Language Understanding Sender analysis URL analysis
Link: Google Translate (unsolicited)	@ajpc500	3mo ago Jan 12th, 2026	Credential Phishing Open redirect Sender analysis URL analysis
Link: GoPhish query param values	Sublime Security	3mo ago Jan 5th, 2026	Credential Phishing Malware/Ransomware Evasion URL analysis
Link: Hotel booking spoofed display URL	Sublime Security	2mo ago Feb 17th, 2026	BEC/Fraud Credential Phishing Evasion Social engineering URL analysis Sender analysis
Link: HR impersonation with suspicious domain indicators and credential theft	Sublime Security	4mo ago Dec 3rd, 2025	Credential Phishing Impersonation: Employee Social engineering Lookalike domain Content analysis Natural Language Understanding Computer Vision URL analysis URL screenshot
Link: HTML file with suspicious binary fragment ending pattern	Sublime Security	2mo ago Jan 29th, 2026	Credential Phishing Evasion URL analysis
Link: /index.php enclosed in three asterisks	Sublime Security	3mo ago Jan 12th, 2026	Malware/Ransomware Callback Phishing Social engineering Content analysis URL analysis
Link: Intuit link abuse with file share context	Sublime Security	3mo ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering URL analysis Natural Language Understanding Content analysis Header analysis
Link: Invoice or receipt from freemail sender with customer service number	@vector_sec	3mo ago Jan 12th, 2026	BEC/Fraud Callback Phishing Free email provider Impersonation: Brand Social engineering Content analysis Sender analysis URL analysis
Link: IPFS	Sublime Security	3mo ago Jan 12th, 2026	Credential Phishing Malware/Ransomware Free file host Free subdomain host IPFS Sender analysis URL analysis
Link: IPv4-mapped IPv6 address obfuscation	Sublime Security	1mo ago Mar 17th, 2026	Credential Phishing Malware/Ransomware Evasion Content analysis URL analysis
Link: JavaScript obfuscation with Telegram bot integration	Sublime Security	1mo ago Feb 25th, 2026	Credential Phishing Evasion Scripting Content analysis Javascript analysis URL analysis
Link: Jensi file preview link from unsolicited sender	Sublime Security	3mo ago Jan 12th, 2026	Callback Phishing Free file host Free subdomain host Content analysis URL analysis Sender analysis
Link: Job recruitment lure from unsolicited sender with suspicious hosting	Sublime Security	17d ago Apr 7th, 2026	Credential Phishing Social engineering Content analysis Sender analysis URL analysis
Link: Landing page with search-ms protocol redirect	Sublime Security	17d ago Apr 7th, 2026	Malware/Ransomware Evasion Scripting URL analysis Threat intelligence
Link: Mamba 2FA phishing kit	Sublime Security	2mo ago Jan 28th, 2026	Credential Phishing Evasion Social engineering URL analysis
Link: Microsoft device code authentication with suspicious indicators	Sublime Security	1mo ago Mar 12th, 2026	Credential Phishing Impersonation: Brand Social engineering Evasion URL analysis URL screenshot Content analysis
Link: Microsoft Dynamics 365 form phishing	Sublime Security	2mo ago Jan 27th, 2026	Credential Phishing Evasion Content analysis File analysis Optical Character Recognition Natural Language Understanding URL analysis URL screenshot
Link: Microsoft impersonation using hosted png with suspicious link	Sublime Security	3mo ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering Content analysis Natural Language Understanding Sender analysis URL analysis
Link: Microsoft protected message with matching sender and recipient addresses	Sublime Security	3mo ago Jan 12th, 2026	Credential Phishing Evasion Social engineering Content analysis File analysis Header analysis Sender analysis URL analysis
Link: Mixed case HTTPS protocol	Sublime Security	1mo ago Mar 9th, 2026	Credential Phishing Malware/Ransomware Evasion Content analysis URL analysis
Link: Multiple HTTP protocols in single URL	Sublime Security	3mo ago Jan 12th, 2026	Credential Phishing Malware/Ransomware Evasion Content analysis URL analysis
Link: Multistage landing - Abused Adobe Acrobat hosted PDF	Sublime Security	3mo ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering Computer Vision Optical Character Recognition URL analysis Header analysis Sender analysis
Link: Multistage landing - Abused Adobe frame.io	Sublime Security	8mo ago Aug 5th, 2025	Credential Phishing Evasion Free file host Content analysis Whois Computer Vision URL analysis HTML analysis
Link: Multistage Landing - Abused Buildin.ai	Sublime Security	7mo ago Sep 5th, 2025	Credential Phishing Free file host Social engineering URL analysis Natural Language Understanding
Link: Multistage landing - Abused Docusign	Sublime Security	8mo ago Aug 5th, 2025	Credential Phishing Evasion Free subdomain host Free file host Content analysis Sender analysis URL analysis Whois HTML analysis
Link: Multistage landing - Abused Google Drive	Sublime Security	8mo ago Aug 5th, 2025	Credential Phishing Evasion Free email provider Free file host Content analysis Sender analysis URL analysis Whois HTML analysis
Link: Multistage landing - ClickUp abuse	Sublime Security	1mo ago Feb 27th, 2026	Credential Phishing Malware/Ransomware Evasion Free file host Free subdomain host Open redirect URL analysis Whois Content analysis
Link: Multistage landing - FreshDesk knowledge base abuse	Sublime Security	8mo ago Aug 21st, 2025	Credential Phishing Open redirect Impersonation: Brand Social engineering Content analysis Natural Language Understanding URL analysis URL screenshot
Link: Multistage landing - JotForm abuse	Sublime Security	4mo ago Dec 1st, 2025	Credential Phishing Evasion Social engineering Content analysis HTML analysis Javascript analysis URL analysis
Link: Multistage landing - Ludus presentation	Sublime Security	8mo 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
Link: Multistage landing - Microsoft Forms abuse	Sublime Security	3mo ago Jan 12th, 2026	Credential Phishing Impersonation: Brand Social engineering HTML analysis URL analysis Content analysis
Link: Multistage landing - Published Google Doc	Sublime Security	8mo ago Aug 5th, 2025	Credential Phishing Free file host Social engineering Natural Language Understanding URL analysis Whois
Link: Multistage landing - Scribd document	Sublime Security	3mo 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
Link: Multistage landing - Trello board abuse	Sublime Security	8mo ago Aug 20th, 2025	Credential Phishing Free file host Social engineering URL analysis Content analysis Sender analysis URL screenshot

442 Rules

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