A threat actor with ties to China has been attributed to a five-month-long intrusion targeting a Russian IT service provider, marking the hacking group’s expansion to the country beyond Southeast Asia and South America.
The activity, which took place from January to May 2025, has been attributed by Broadcom-owned Symantec to a threat actor it tracks as Jewelbug, which it said overlaps with

Breach of F5 requires “emergency action” from BIG-IP users, feds warn
Thousands of networks—many of them operated by the US government and Fortune 500 companies—face an “imminent threat” of being breached by a nation-state hacking group