Malicious npm packages abuse dependency confusion to profile developer environments

2026-05-31T08:52:18Z464ebaae5cf7bc8b3fabe7ee44414c35a89b45fe57946d9334d6ab8a39569274
.NET utilities@antvCI/CDConfluenceF5 BIG-IPKerberos relayLinux intrusionMini Shai‑HuludSEO poisoningScreenConnectStorm-2697The Gentlemencloud credentialscredential theftcryptojackingdependency confusiondetectionlateral movementmitigationnpmransomwareself-propagationsoftware supply chaintyposquatting

What happened

A set of Microsoft Security Blog posts (May 2026) describes multiple active threats and supply‑chain abuse targeting developer and enterprise environments: a dependency‑confusion campaign deploying 33 malicious npm packages to profile developer/build environments; typosquatted and compromised npm packages (including the Mini Shai‑Hulud and compromised @antv packages) that exfiltrate CI/CD and cloud credentials (GitHub, AWS, Kubernetes, Vault, npm, 1Password) during npm install; a Go‑based self‑propagating ransomware family (“The Gentlemen”) used by Storm‑2697 affiliates combining per‑file EpHE

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
microsoft_security_blog
Record identifier
464ebaae5cf7bc8b3fabe7ee44414c35a89b45fe57946d9334d6ab8a39569274
Enrichment time
2026-05-31T08:52:18Z
AI-assisted enrichment
Yes

This record may overlap with other records. Its enrichment can be incomplete or wrong, and machine assistance was used. Validate consequential decisions against the linked source and your own environment.