9/20/2023 0 Comments Valhalla anomaly![]() "legal_note": "Any reproduction or distribution is strictly prohibited without the prior written consent of Nextron Systems and may result in legal action as well as the termination of the contractual relationship ", There is a demo API key that can be used for testing purposes. get_sigma_rule_info retrieves sigma rule information.get_hash_info retrieves all rules matching on a certain sha256 hash.get_rule_info retrieves rule information and all matching sample hashes.There are 2 extra functions for special lookups in the Valhalla database (for customers only): For example, you can get a filtered rule set with rules that will run on your FireEyeEX appliance by filtering all rules that use feature only available in YARA versions higher than the supported 1.7.0. It also allows you to retrieve a filtered rule set that fits the product that you use to apply the rules. supported YARA version and required YARA modules. ![]() The module provides functions to filter the retrieved rules based on get_sigma_rules_json() retrieves Sigma rules as JSON.get_sigma_rules_zip() retrieves Sigma rules as ZIP.get_rules_json() retrieves YARA rules as JSON.get_rules_text() retrieves YARA rules as text.The 4 main functions of the Python module are: The web API allows you to retrieve the subscribed rules. It contains a Python module valhallaAPI and a Python command line API client valhalla-cli. The web interface, which doesn't have the filtering features of the Python module and the client, can be accessed here. ![]() You can find more information about Valhalla on our website. This module allows you to interact with the Valhalla API, retrieve YARA and Sigma rules in different formats, filter them and write them to disk. ![]()
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