The Register
1 month, 2 weeks ago
CrowdStrike, Google shatter Glassworm botnet
Developer-targeted, supply-chain attacks all the rage these days
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Background for this topic.
A botnet is a network of compromised internet-connected devices controlled remotely by an attacker through malware. These devices, known as bots, receive commands from centralized or decentralized command-and-control (C2) servers to perform coordinated actions such as launching Distributed Denial of Service (DDoS) attacks, sending spam, or distributing additional malware. Botnets vary in size and complexity, often leveraging vulnerabilities in devices or weak authentication to propagate.
In information security, botnets pose significant risks including large-scale service disruptions from DDoS attacks and the unauthorized use of infected devices for malicious activities. Detecting botnet activity involves monitoring network traffic for unusual patterns and identifying communication with known C2 infrastructure. Effective defense includes timely patching of vulnerable systems, blocking C2 domains or IPs based on threat intelligence, and isolating infected hosts to prevent further spread or damage. Coordinated efforts to disrupt botnet infrastructure can reduce their operational impact.
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Info Security Magazine
1 month, 3 weeks ago
CrowdStrike, Google Take Down Glassworm Botnet
Operators of the malicious Glassworm botnet have been targeting software developers since at least early 2025
Cyber Scoop
1 month, 3 weeks ago
CrowdStrike disrupts Glassworm botnet that preyed on open-source supply chain
CrowdStrike has dismantled the Glassworm botnet in an operation aided by Google and Shadowserver, stripping the operators’ access to infrastructure that helped threat actors infect hundreds of pieces of open-source software with malware since early 2025, the company said Tuesday. The coordinated effort involved the simultaneous takedown of four attacker-controlled servers that were designed to […] The post CrowdStrike disrupts Glassworm botnet that preyed on open-source supply chain appeared first on CyberScoop.
Bleeping Computer
1 month, 3 weeks ago
Glassworm botnet disrupted after resilient C2 infrastructure takedown
The Glassworm botnet targeting developers in software supply-chain attacks has been disrupted after researchers took down its resilient command-and-control infrastructure relying on Solana blockchain transactions and the BitTorrent DHT network. [...]
Security Affairs
1 month, 3 weeks ago
How cybersecurity firms took down Glassworm botnet in one shot
Glassworm infected developers through poisoned tools and packages until a coordinated takedown killed all four of its C2 channels at once. On May 26, 2026, at 14:00 UTC, CrowdStrike Counter Adversary Operations team, working with Google and the Shadowserver Foundation, killed all four command-and-control channels of the Glassworm botnet at the same time. The timing […]