#8
The Hacker News
general
June 05, 2026 at 12:33 UTC
New Threat Cluster OP-512 Targets Microsoft IIS Servers with Custom Web Shell Framework
By [email protected] (The Hacker News)
AI Summary
ReliaQuest researchers identified a previously unknown China-linked threat cluster designated OP-512 that targets Microsoft IIS servers, deploying a custom web shell framework for espionage operations. The espionage focus and use of bespoke tooling on a widely deployed server platform make this a relevant threat for enterprise and government network defenders.
Relevance score: 76.0/100
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