ISC Stormcast For Tuesday, May 26th, 2026 https://isc.sans.edu/podcastdetail/9944, (Tue, May 26th)
2026-05-27T01:23:50Z•d86c6594dc37303623eb3c11994351929437bc7af9fa2ad6756175672a0a24be
ACR stealerGitHub compromiseTeamPCPcredential stealerimpersonationmalwarenodejs stealernpmopen source abusepython sdksecurity updatesoftware supply chaintrojanized packagevulnerabilitywireshark
What happened
SANS ISC diary items (May 21–26, 2026) highlight an active software supply‑chain campaign by an actor tracked as TeamPCP that now operates across three package ecosystems, trojanized an officially Microsoft‑published Python SDK, gained access to parts of GitHub internal code, and published its own framework on GitHub — indicating elevated risk to dependent projects and downstream users. Additional items include a cross‑platform Node.js/NPM stealer (SHA256 049300aa5dd774d6c984779a0570f59610399c71864b5d5c2605906db46ddeb9) and a reported web page impersonating the “Claude” assistant delivering a潜
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- sans_isc_diary
- Record identifier
- d86c6594dc37303623eb3c11994351929437bc7af9fa2ad6756175672a0a24be
- Enrichment time
- 2026-05-27T01:23:50Z
- AI-assisted enrichment
- Yes
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