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Kouloglou Files Criminal Complaint Against NSO Group Over Pegasus Surveillance

Kouloglou Files Criminal Complaint Against NSO Group Over Pegasus Surveillance

First seen 28 Sep 2026, 15:06 UTC • •

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ThreatCluster AI
ThreatCluster •September 28, 2026 at 15:07 UTC
  • •Stelios Kouloglou alleges his phone was hacked by Pegasus spyware while investigating its use.
  • •The complaint cites serious breaches of privacy and potential risks to democratic processes.
  • •Forensic analysis confirmed infections on specific dates during his parliamentary inquiry.

Stelios Kouloglou, a former Greek MEP and journalist, has filed a criminal complaint against NSO Group, alleging that his phone was hacked using Pegasus spyware while he served on a European Parliament committee investigating surveillance software. Forensic analysis by Citizen Lab confirmed that his phone was infected on or around October 21, 2022, and again on March 6 and 7, 2023. The complaint accuses NSO Group of breaching confidentiality, unauthorized access to data, and violating Greece's data protection laws. Kouloglou claims that the spyware accessed sensitive personal data, including health information and details related to his political activities. He argues that this breach poses a risk to democratic processes. Kouloglou's complaint was filed with the Athens prosecutor's office, and he expressed hope for a thorough investigation. His lawyer stated that previous allegations had not been acted upon despite being known.

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Timeline

2022-10-21
Phone infected with Pegasus spyware
Stelios Kouloglou's phone was confirmed to be infected with Pegasus spyware around this date.
Tovima
2023-03-06
Second infection confirmed
Forensic analysis indicated that Kouloglou's phone was infected again on this date.
Tovima
2023-03-07
Continued surveillance confirmed
The forensic analysis showed further infection on this date, coinciding with significant committee work.
Tovima
2026-09-28
Complaint filed against NSO Group
Kouloglou filed a criminal complaint with the Athens prosecutor's office against NSO Group.
Tovima

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