Russia's Star Blizzard Targets 100+ Organizations With Fake Event Invites to Deliver Backdoor
SourceThe Hacker News
StatusNews report
AddedSeptember 29, 2026
What to do if you were affected
- If you have an account with this organization, change your password and enable two-factor authentication.
- Be cautious of phishing emails, calls, or texts that reference this incident.
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Russian state hackers known as Star Blizzard have been using fake event invitations to trick people into installing a backdoor on their Windows computers, according to Microsoft. The campaigns, aimed at people and organizations tied to Ukraine, have affected more than 100 organizations since January, mostly in the U.S. and U.K. At least one computer was infected, but the number of breached
Frequently asked questions
What is the Russia's Star Blizzard Targets 100+ Organizations With Fake Event Invites to Deliver Backdoor incident?
Russian state hackers known as Star Blizzard have been using fake event invitations to trick people into installing a backdoor on their Windows computers, according to Microsoft. The campaigns, aimed at people and organizations tied to Ukraine, have affected...
When did the incident happen?
This incident was disclosed on September 29, 2026.
What should I do if I was affected?
If you have an account with this organization, change your password and enable two-factor authentication. Be cautious of phishing emails, calls, or texts that reference this incident.
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