Cybersecurity researchers have discovered a previously unreported threat cluster dubbed OP-512 (where "OP" stands for "opponent") that has been observed targeting Microsoft Internet Information Services (IIS) servers to deploy a bespoke web shell framework.
ReliaQuest has assessed with moderat...
**Source : The Hacker News | 5 juin 2026**
Cybersecurity researchers have discovered a previously unreported threat cluster dubbed OP-512 (where "OP" stands for "opponent") that has been observed targeting Microsoft Internet Information Services (IIS) servers to deploy a bespoke web shell framework.
ReliaQuest has assessed with moderate to high confidence that the espionage-focused activity is linked to China.
"OP-512 was highly
👉 **Lire l'article complet sur The Hacker News :** [https://thehackernews.com/2026/06/new-threat-cluster-op-512-targets.html](https://thehackernews.com/2026/06/new-threat-cluster-op-512-targets.html)
Cybersecurity researchers have discovered a previously unreported threat cluster dubbed OP-512 (where "OP" stands for "opponent") that has been observed targeting Microsoft Internet Information Services (IIS) servers to deploy a bespoke web shell framework.
ReliaQuest has assessed with moderate to high confidence that the espionage-focused activity is linked to China.
"OP-512 was highly
👉 **Lire l'article complet sur The Hacker News :** [https://thehackernews.com/2026/06/new-threat-cluster-op-512-targets.html](https://thehackernews.com/2026/06/new-threat-cluster-op-512-targets.html)
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