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 Sep 13th, 2024

Feed Source

GitHub

Attack Type is

Rule Name & Severity	Author	Last Updated	Labels
AnonymousFox Indicators	Sublime Security	2 months ago Jul 19th, 2024	BEC/Fraud Credential Phishing Malware/Ransomware Header analysis Sender analysis	/feeds/core/detection-rules/anonymousfox-indicators-2506206e
Attachment: Any HTML file within archive (unsolicited)	Sublime Security	10 months ago Nov 14th, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Archive analysis File analysis	/feeds/core/detection-rules/attachment-any-html-file-within-archive-unsolicited-6a67c02c
Attachment: Archive containing HTML file with file scheme link	Sublime Security	6 months ago Mar 7th, 2024	Credential Phishing Evasion Exploit HTML smuggling Social engineering Archive analysis File analysis HTML analysis	/feeds/core/detection-rules/attachment-archive-containing-html-file-with-file-scheme-link-edf6d0d9
Attachment: Decoy PDF Author (Julie P.)	Sublime Security	a month ago Aug 13th, 2024	Credential Phishing Impersonation: Brand PDF File analysis Content analysis Sender analysis	/feeds/core/detection-rules/attachment-decoy-pdf-author-julie-p-4324213a
Attachment: DocuSign Impersonation (PDF) linking to New Domain <=3d	Sublime Security	5 months ago Apr 25th, 2024	Credential Phishing Impersonation: Brand PDF Social engineering Header analysis Sender analysis URL analysis File analysis Computer Vision Whois	/feeds/core/detection-rules/attachment-docusign-impersonation-pdf-linking-to-new-domain-less3d-f0c96282
Attachment: Double Base64-encoded Zip File in HTML Smuggling Attachment	@ajpc500	a year ago Oct 4th, 2023	Malware/Ransomware Credential Phishing Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis Sender analysis	/feeds/core/detection-rules/attachment-double-base64-encoded-zip-file-in-html-smuggling-attachment-61ebb07b
Attachment: Dropbox image lure with no Dropbox domains in links	Sublime Security	8 months ago Jan 23rd, 2024	Credential Phishing Impersonation: Brand Social engineering Content analysis File analysis Header analysis Optical Character Recognition Sender analysis	/feeds/core/detection-rules/attachment-dropbox-image-lure-with-no-dropbox-domains-in-links-500eee2d
Attachment: EML containing a base64 encoded script	Sublime Security	8 months ago Jan 30th, 2024	Credential Phishing Evasion HTML smuggling Scripting Social engineering File analysis HTML analysis Sender analysis	/feeds/core/detection-rules/attachment-eml-containing-a-base64-encoded-script-fc3d9445
Attachment: EML file contains HTML attachment with login portal indicators	Sublime Security	a year ago Oct 19th, 2023	Credential Phishing Evasion HTML smuggling Content analysis File analysis Header analysis HTML analysis Javascript analysis Sender analysis	/feeds/core/detection-rules/attachment-eml-file-contains-html-attachment-with-login-portal-indicators-6e4df158
Attachment: EML file with HTML attachment (unsolicited)	Sublime Security	3 months ago Jun 6th, 2024	Credential Phishing Malware/Ransomware Evasion HTML smuggling Content analysis File analysis Header analysis HTML analysis Sender analysis	/feeds/core/detection-rules/attachment-eml-file-with-html-attachment-unsolicited-c24fd191
Attachment: EML file with IPFS links	Sublime Security	5 months ago Apr 25th, 2024	Credential Phishing Evasion Free file host Free subdomain host IPFS File analysis URL analysis	/feeds/core/detection-rules/attachment-eml-file-with-ipfs-links-1fe9d7e7
Attachment: EML with link to credential phishing page	Sublime Security	2 days ago Sep 13th, 2024	Credential Phishing Evasion Free file host Free subdomain host Social engineering Computer Vision Content analysis File analysis Header analysis HTML analysis Natural Language Understanding Optical Character Recognition URL analysis URL screenshot	/feeds/core/detection-rules/attachment-eml-with-link-to-credential-phishing-page-1df41cca
Attachment: Encrypted PDF With Credential Theft Body	Sublime Security	19 days ago Aug 27th, 2024	Credential Phishing Encryption Evasion PDF Social engineering Content analysis Exif analysis File analysis Natural Language Understanding Sender analysis	/feeds/core/detection-rules/attachment-encrypted-pdf-with-credential-theft-body-c9596c9a
Attachment: Excel Web Query File (IQY)	@jkcoote	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion Archive analysis File analysis	/feeds/core/detection-rules/attachment-excel-web-query-file-iqy-510412b5
Attachment: Fake attachment image lure	Sublime Security	2 months ago Jul 19th, 2024	Credential Phishing Malware/Ransomware Evasion Image as content Social engineering File analysis Natural Language Understanding Optical Character Recognition	/feeds/core/detection-rules/attachment-fake-attachment-image-lure-96b8b285
Attachment: Fake scan-to-email	Sublime Security	4 months ago May 14th, 2024	Credential Phishing Free file host Image as content PDF Social engineering Content analysis File analysis Natural Language Understanding Optical Character Recognition Sender analysis	/feeds/core/detection-rules/attachment-fake-scan-to-email-ea850cc1
Attachment: Fake secure message and suspicious indicators	Sublime Security	4 months ago May 2nd, 2024	Credential Phishing Image as content Impersonation: Brand Social engineering Content analysis File analysis Header analysis Natural Language Understanding Sender analysis	/feeds/core/detection-rules/attachment-fake-secure-message-and-suspicious-indicators-20a34d94
Attachment: HTML Attachment with Javascript location	@vector_sec	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis Javascript analysis HTML analysis	/feeds/core/detection-rules/attachment-html-attachment-with-javascript-location-e0611295
Attachment: HTML Attachment with Login Portal Indicators	@ajpc500	5 months ago Apr 23rd, 2024	Credential Phishing HTML smuggling Scripting Archive analysis File analysis HTML analysis Javascript analysis Sender analysis	/feeds/core/detection-rules/attachment-html-attachment-with-login-portal-indicators-3aabf4a7
Attachment: HTML file contains exclusively Javascript	Sublime Security	7 months ago Feb 1st, 2024	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis File analysis	/feeds/core/detection-rules/attachment-html-file-contains-exclusively-javascript-b6d38168
Attachment: HTML file with excessive padding and suspicious patterns	Sublime Security	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling File analysis HTML analysis YARA	/feeds/core/detection-rules/attachment-html-file-with-excessive-padding-and-suspicious-patterns-0a6aee1e
Attachment: HTML file with reference to recipient and suspicious patterns	Sublime Security	4 months ago May 3rd, 2024	Credential Phishing HTML smuggling Scripting Content analysis File analysis HTML analysis Javascript analysis YARA	/feeds/core/detection-rules/attachment-html-file-with-reference-to-recipient-and-suspicious-patterns-5333493d
Attachment: HTML smuggling 'body onload' linking to suspicious destination	Sublime Security	a year ago Sep 22nd, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis URL analysis	/feeds/core/detection-rules/attachment-html-smuggling-body-onload-linking-to-suspicious-destination-c1e2beed
Attachment: HTML smuggling 'body onload' with high entropy and suspicious text	Sublime Security	a year ago Sep 25th, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis	/feeds/core/detection-rules/attachment-html-smuggling-body-onload-with-high-entropy-and-suspicious-text-329ac12d
Attachment: HTML Smuggling Microsoft Sign In	Sublime Security	8 months ago Jan 31st, 2024	Credential Phishing Free subdomain host HTML smuggling Impersonation: Brand Social engineering Archive analysis Content analysis File analysis Header analysis Javascript analysis Sender analysis URL analysis	/feeds/core/detection-rules/attachment-html-smuggling-microsoft-sign-in-878d6385
Attachment: HTML smuggling - QR Code with suspicious links	Sublime Security	5 months ago Apr 25th, 2024	Credential Phishing QR code Computer Vision Header analysis Natural Language Understanding QR code analysis Sender analysis URL analysis URL screenshot	/feeds/core/detection-rules/attachment-html-smuggling-qr-code-with-suspicious-links-010e757d
Attachment: HTML smuggling with atob and high entropy	Sublime Security	17 days ago Aug 29th, 2024	Credential Phishing Malware/Ransomware HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis Javascript analysis Sender analysis URL analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-atob-and-high-entropy-03fcac11
Attachment: HTML smuggling with auto-downloaded file	Sublime Security	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis Javascript analysis Sender analysis URL analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-auto-downloaded-file-abf724f5
Attachment: HTML smuggling with base64 encoded JavaScript function	Sublime Security	a year ago Aug 27th, 2023	Credential Phishing Malware/Ransomware HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-base64-encoded-javascript-function-4e8a12ec
Attachment: HTML smuggling with concatenation obfuscation	@vector_sec	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-concatenation-obfuscation-108ab346
Attachment: HTML smuggling with decimal encoding	Sublime Security	5 months ago Apr 23rd, 2024	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-decimal-encoding-f99213c4
Attachment: HTML smuggling with embedded base64-encoded ISO	Sublime Security	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling ISO Archive analysis Content analysis File analysis HTML analysis Sender analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-embedded-base64-encoded-iso-294ecd2d
Attachment: HTML smuggling with eval and atob	Sublime Security	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-eval-and-atob-9f521ca2
Attachment: HTML smuggling with excessive line break obfuscation	Sublime Security	a year ago Sep 8th, 2023	Credential Phishing Malware/Ransomware Encryption Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-excessive-line-break-obfuscation-7e901440
Attachment: HTML smuggling with excessive string concatenation and suspicious patterns	Sublime Security	19 days ago Aug 27th, 2024	Credential Phishing Evasion HTML smuggling Scripting Social engineering File analysis HTML analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-excessive-string-concatenation-and-suspicious-patterns-e34fce8d
Attachment: HTML smuggling with fromCharCode and other signals	Sublime Security	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis Javascript analysis HTML analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-fromcharcode-and-other-signals-a68ce0ef
Attachment: HTML smuggling with hex strings	@ajpc500	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Archive analysis Content analysis File analysis HTML analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-hex-strings-b4208ed6
Attachment: HTML smuggling with raw array buffer	Sublime Security	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion Free subdomain host HTML smuggling Archive analysis Content analysis File analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-raw-array-buffer-a0d5c3dc
Attachment: HTML smuggling with RC4 decryption	Sublime Security	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Encryption Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-rc4-decryption-3a46d765
Attachment: HTML smuggling with ROT13	@Kyle_Parrish_	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Encryption Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis Javascript analysis HTML analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-rot13-6eacc4cf
Attachment: HTML smuggling with setTimeout	Sublime Security	a year ago Aug 21st, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis Content analysis File analysis HTML analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-settimeout-4e0b2c32
Attachment: HTML smuggling with unescape	Sublime Security	a year ago Sep 22nd, 2023	Credential Phishing Malware/Ransomware Evasion HTML smuggling Scripting Archive analysis File analysis HTML analysis Javascript analysis	/feeds/core/detection-rules/attachment-html-smuggling-with-unescape-0b0fed36
Attachment: HTML with Hidden Body	Sublime Security	3 months ago Jun 24th, 2024	Credential Phishing Evasion Scripting Content analysis HTML analysis File analysis	/feeds/core/detection-rules/attachment-html-with-hidden-body-b059a781
Attachment: HTML with JavaScript Functions for HTTP requests	Sublime Security	2 months ago Jul 3rd, 2024	Credential Phishing Evasion Scripting Content analysis HTML analysis Javascript analysis File analysis	/feeds/core/detection-rules/attachment-html-with-javascript-functions-for-http-requests-01e679fd
Attachment: HTML with obfuscation and recipient's email in JavaScript strings	Sublime Security	7 months ago Feb 7th, 2024	Credential Phishing HTML smuggling Scripting Archive analysis File analysis HTML analysis Javascript analysis