Attackers using tools associated with Chinese espionage groups have breached multiple telecom operators in a single Asian country in a long-running espionage campaign.
The attackers placed backdoors on the networks of targeted companies and also attempted to steal credentials. The attacks have been underway since at least 2021, with evidence to suggest that some of this activity may even date as far back as 2020. Virtually all of the organizations targeted were telecoms operators, with the addition of a services company that serves the telecoms sector and a university in another Asian country.
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Source: Symantec
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