Malicious Mini Shai-Hulud TanStack C2 git-tanstack and getsession (via dns_query)
- Category
- dns_query
- Author
- HuntRule
- Published
- 2026-08-10
- Updated
- 2026-08-28
ATT&CK techniques
C2 → ExfiltrationRecon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
Exfiltration
Impact
What it detects
This rule detects DNS lookups for the git-tanstack.com payload host and getsession.org session channels used by the Mini Shai-Hulud TanStack npm compromise to fetch its Bun payload and exfiltrate stolen tokens. A resolution indicates the preinstall dropper has executed on a developer or CI host.
Reporting behind it
Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.
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