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CrowdStrike and partners dismantle Glassworm botnet targeting open-source developers

Evidence first: scan the strongest sources, then decide whether to go deeper.

Published 2026-05-27 10:10 UTCUpdated 2026-05-27 18:19 UTC
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cveexploitsbreachesmalwarethreat_actorssecurity_tooling
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Evidence trail (top sources)
top sources (4 domains)domains are deduped. counts indicate coverage, not truth.
4 top sources shown
Glassworm Group: Software Supply-Chain Attackers Disrupted
BankInfoSecurity · News · bankinfosecurity.com · 2026-05-27 18:19 UTC
CrowdStrike, Google shatter Glassworm botnet
The Register Security · News · theregister.com · 2026-05-27 17:56 UTC
CrowdStrike, Google Take Down Glassworm Botnet
Infosecurity Magazine · News · infosecurity-magazine.com · 2026-05-27 14:00 UTC
Overview

Coverage discusses speculative scenarios for 2025; treat as market chatter and see linked sources.

Entities
CrowdStrikeGoogleShadowserver FoundationGlasswormAdam MeyersJohn Hultquist
Score total
1.77
Momentum 24h
7
Posts
7
Origins
7
Source types
1
Duplicate ratio
0%
Why now
  • The takedown occurred after Glassworm operated persistently since early 2025.
  • Recent supply chain attacks highlight the urgency of securing open-source software ecosystems.
  • Coordinated action by major security players demonstrates effective threat actor disruption strategies.
Why it matters
  • Glassworm compromised hundreds of open-source software packages, risking widespread supply chain attacks.
  • Disrupting the botnet protects developer environments and CI/CD pipelines from malware injection.
  • The takedown raises operational costs for attackers, improving overall software supply chain security.
LLM analysis
Topic mix: lowPromo risk: lowSource quality: high
Recurring claims
  • Glassworm botnet targeted software developers by poisoning open-source software packages since early 2025
  • CrowdStrike, Google, and Shadowserver Foundation simultaneously took down all four Glassworm command-and-control servers, disrupting the botnet
How sources frame it
  • The Register Security: neutral
All evidence
All evidence
Glassworm Group: Software Supply-Chain Attackers Disrupted
BankInfoSecurity · bankinfosecurity.com · 2026-05-27 18:19 UTC
CrowdStrike, Google shatter Glassworm botnet
The Register Security · theregister.com · 2026-05-27 17:56 UTC
CrowdStrike, Google Take Down Glassworm Botnet
Infosecurity Magazine · infosecurity-magazine.com · 2026-05-27 14:00 UTC
CrowdStrike disrupts Glassworm botnet that preyed on open-source supply chain
CyberScoop · cyberscoop.com · 2026-05-27 13:35 UTC
GlassWorm Malware Takedown Disrupts Developer Supply Chain Attack Infrastructure
thehackernews · thehackernews.com · 2026-05-27 11:48 UTC
Glassworm botnet that targeted OS devs smashed to pieces
ComputerWeekly IT Security · computerweekly.com · 2026-05-27 11:45 UTC
Show filters & breakdown
Posts loaded: 0Publishers: 6Origin domains: 6Duplicates: -
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Top publishers (this list)
  • BankInfoSecurity (1)
  • The Register Security (1)
  • Infosecurity Magazine (1)
  • CyberScoop (1)
  • thehackernews (1)
  • ComputerWeekly IT Security (1)
Top origin domains (this list)
  • bankinfosecurity.com (1)
  • theregister.com (1)
  • infosecurity-magazine.com (1)
  • cyberscoop.com (1)
  • thehackernews.com (1)
  • computerweekly.com (1)