Rules

PhishingKit-Yara-Rules

A StalkPhish Project YARA repository for Phishing Kits zip files.

NotRuler

NotRuler is a tool for Exchange Admins to detect client-side Outlook rules and VBScript enabled forms, aiding in the detection of attacks created through Ruler.

im0rtp3's Yara rule repository

A collection of Yara rules licensed under the DRL 1.1 License.

FireEye Mandiant SunBurst Countermeasures

FireEye Mandiant SunBurst Countermeasures: freely available rules for detecting malicious files and activity

yara_rules

A collection of YARA rules for Windows, Linux, and Other threats.

Private Yara Rules Repository

A repository of freely usable Yara rules for detection systems, with automated error detection workflows.

Yara-Rules Repository

Repository of YARA rules for Trellix ATR blogposts and investigations

Yara Rules Project

A repository of Yara signatures under the GNU-GPLv2 license for the cybersecurity community.

Yara-Repo

Collects Yara rules from over 150 free resources, a free alternative to Valhalla.