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All Behaviours > SB153 Does not run a file from an unknown source
SB153 Does not run a file from an unknown source
Running files from unknown sources risk viruses and other malicious content being installed on a device. This could lead to breaches and compromise sensitive information.
Why is it important?
Not running a file from an unknown source prevents anything malicious in the file being actioned.
Priority Tier
Behaviours in SebDB are ranked by their impact on risk. Tier 1 behaviours have the biggest impact, Tier 4 behaviours the least.

Risk Mitigated

Malware Infection
Malware infections occur when malicious software makes its way on to a device or network.
Further reading
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/309652/14-835-cyber-security-behavioural-insights.pdf
https://www.usenix.org/system/files/login/articles/73506-checkoway.pdf