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 Oct 23rd, 2026
Feed Source
Tactic or Technique is
Rule Name & Severity
Author
Last Updated
Labels
Link: Mamba 2FA phishing kit
Sublime Security
4mo ago
Jun 18th, 2026
Link: Microsoft device code authentication with suspicious indicators
Sublime Security
7mo ago
Mar 12th, 2026
Link: Microsoft Dynamics 365 form phishing
Sublime Security
1mo ago
Sep 23rd, 2026
Link: Microsoft protected message with suspicious recipient patterns
Sublime Security
1mo ago
Aug 27th, 2026
Link: Mismatched Shopify template button href
Sublime Security
2mo ago
Aug 20th, 2026
Link: Mixed case HTTPS protocol
Sublime Security
7mo ago
Mar 9th, 2026
Link: Multiple HTTP protocols in single URL
Sublime Security
9mo ago
Jan 12th, 2026
Link: Multistage landing - Abused Adobe frame.io
Sublime Security
1y ago
Aug 5th, 2025
Link: Multistage landing - Abused Docusign
Sublime Security
1y ago
Aug 5th, 2025
Link: Multistage landing - Abused Google Drive
Sublime Security
1y ago
Aug 5th, 2025
Link: Multistage landing - ClickUp abuse
Sublime Security
7mo ago
Feb 27th, 2026
Link: Multistage landing - JotForm abuse
Sublime Security
10mo ago
Dec 1st, 2025
Link: Multistage landing - Ludus presentation
Sublime Security
1mo ago
Sep 23rd, 2026
Link: Multistage landing - Scribd document
Sublime Security
1mo ago
Sep 23rd, 2026
Link: Newly registered suspicious domain with single-character HTML filename
Sublime Security
30d ago
Sep 25th, 2026
Link: Non-standard port 8443 in display URL
Sublime Security
7mo ago
Mar 26th, 2026
Link: Numeric IP obfuscation in URL
Sublime Security
1mo ago
Sep 8th, 2026
Link: Obfuscation via userinfo with excessive URL padding
Sublime Security
27d ago
Sep 28th, 2026
Link: Obfuscation via userinfo with suspicious indicators
Sublime Security
7mo ago
Mar 13th, 2026
Link: Observed malicious URL path /redirect/redirect/
Sublime Security
2mo ago
Aug 12th, 2026
Link: Observed URL path (lht) with recipient email address
Sublime Security
19d ago
Oct 6th, 2026
Link: .onion From Unsolicited Sender
Sublime Security
1mo ago
Sep 23rd, 2026
Link: PDF display text with fake copyright claim template
Sublime Security
7mo ago
Mar 18th, 2026
Link: PDF file disguised as HTML page
Sublime Security
4mo ago
Jun 5th, 2026
Link: PDF filename impersonation with credential theft language
Sublime Security
8mo ago
Feb 12th, 2026
Link: QR code in EML attachment with credential phishing indicators
Sublime Security
10mo ago
Dec 2nd, 2025
Link: Randomly generated subdomain
Sublime Security
4d ago
Oct 21st, 2026
Link: Recipient email address in 'eta' parameter
Sublime Security
9mo ago
Jan 27th, 2026
Link: Referrer anonymization service from untrusted sender
Sublime Security
1mo ago
Sep 23rd, 2026
Link: RTL text reversal with recipient email in URL
Sublime Security
2mo ago
Aug 20th, 2026
Link: ScreenConnect installer with suspicious relay domain
Sublime Security
9mo ago
Jan 12th, 2026
Link: Scribd fullscreen link from suspicious sender
Sublime Security
1y ago
Aug 5th, 2025
Link: Secure SharePoint file share from new or unusual sender
Sublime Security
1mo ago
Sep 22nd, 2026
Link: Self-sender credential theft with configuration placeholder
Sublime Security
5mo ago
May 27th, 2026
Link: Self-sender with IP geolocation check and suspicious link behavior
Sublime Security
3mo ago
Jul 14th, 2026
Link: Self-sender with sender org in subject and credential theft indicator
Sublime Security
2mo ago
Aug 25th, 2026
Link: Self-sent message with quarterly document review request
Sublime Security
4mo ago
Jun 26th, 2026
Link: Self-sent PDF lure with subject correlation
Sublime Security
4mo ago
Jun 4th, 2026
Link: SharePoint files shared from GoDaddy federated tenants
Sublime Security
1y ago
Jul 16th, 2025
Link: SharePoint OneNote or PDF link with self sender behavior
Sublime Security
7mo ago
Feb 27th, 2026
Link: Shortened URL with fragment matching subject
Sublime Security
6mo ago
Apr 9th, 2026
Link: Single character path with credential theft body and self sender behavior or invalid recipient
Sublime Security
6mo ago
Apr 24th, 2026
Link: Spam website with evasion indicators
Sublime Security
11mo ago
Nov 25th, 2025
Link: .su domain link redirection from new sender domains
Sublime Security
2mo ago
Aug 13th, 2026
Link: Suspicious Family fragment parameter with encoded recipient data
Sublime Security
1mo ago
Sep 22nd, 2026
Link: Suspicious go.php redirect with document lure
Sublime Security
4mo ago
Jun 26th, 2026
Link: Suspicious recipient with timeout redirect
Sublime Security
2mo ago
Aug 4th, 2026
Link: Suspicious SharePoint document name
Sublime Security
27d ago
Sep 28th, 2026
Link: Suspicious Sharepoint folder share
Sublime Security
1mo ago
Sep 23rd, 2026
Link: Suspicious URL path with binary character sequence
Sublime Security
6mo ago
Apr 27th, 2026