AI coding assistants like GitHub Copilot, Codeium, and Cursor are now part of everyday dev workflows inside Visual Studio Code.
But what artifacts do they leave behind on a system?
#DFIR#CyberSecurity#DigitalForensics#VSCode#AI
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1/ We are sharing additional details regarding our investigation into unauthorized access to GitHub's internal repositories.
Yesterday we detected and contained a compromise of an employee device involving a poisoned VS Code extension. We removed the malicious extension version, isolated the endpoint, and began incident response immediately.
We are investigating unauthorized access to GitHub’s internal repositories. While we currently have no evidence of impact to customer information stored outside of GitHub’s internal repositories (such as our customers’ enterprises, organizations, and repositories), we are closely monitoring our infrastructure for follow-on activity.
Temporal freshness: Is this recycled data from a 2019 breach being re-listed as new? Cross-reference against Have I Been Pwned API and your known breach history.
Content authenticity: Do sample records actually match your organization’s format? Check email domain patterns, password policy patterns (length, complexity), internal naming conventions that wouldn’t be publicly known.