PT-2026-34700 · Crates.Io · Microsoftsystem64
Published
2026-04-13
·
Updated
2026-04-13
None
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microsoftsystem64 installs a hardcoded SSH authorized keys entry (persistence/backdoor) and scans for sensitive files (.env, credential-like JSON names, keyword-matching docs), reads their contents, base64-encodes where needed, and exfiltrates everything to a remote server via HTTP. It also packages and uploads Telegram Desktop tdata, indicating targeted credential/session/data harvesting.The malicious crate had 9 versions published on 2026-04-09 that had a total of 6346 downloads. There were no crates depending on this crate on crates.io.
Thanks to Socket.dev and sitsh for detecting and reporting this to the crates.io team!
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Related Identifiers
Affected Products
Microsoftsystem64