Anti Yara Rules

Created the Tuesday 10 November 2020. Updated 1 year, 10 months ago.

Yara rules are very powerful at finding new malware or detecting specific techniques. Malware writers also know that malware researchers are using Yara. To avoid Yara hunting, attackers can modify specific data in samples.

This can be observed with ransomware notes with updated content to avoid tracking or detection of ransomware variants.

Technique Identifier


Technique Tag


Additional Resources

External Links

Subscribe to our Newsletter

The information entered into this form is mandatory. It will be subjected to computer processing. It is processed by computer in order to support our users and readers. The recipients of the data will be :

According to the Data Protection Act of January 6th, 1978, you have at any time, a right of access to and rectification of all of your personal data. If you wish to exercise this right and gain access to your personal data, please write to Thomas Roccia at

You may also oppose, for legitimate reasons, the processing of your personal data.