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Nation-state APTEspionageAdvanced sophistication

Lstudio

Lstudio is a nation-state APT group with an espionage motive, tracked by Brandefense. It targets the Government sector in 3 countries, including France and Canada. It uses 3 MITRE ATT&CK techniques.

Also known as
  • LStudio group
Techniques
3
Exploited CVEs
No CVE data
First seen
Jul 31, 2013
Last seen
Jul 31, 2013
Record updated

Who They Target.

Sectors · 1

How They Operate · MITRE ATT&CK.

3 techniques across 3 of 14 tactics

Reconnaissance·

Resource Development·

Initial Access1

T1566.001
Phishing: Spearphishing Attachment

Execution·

Persistence·

Privilege Escalation·

Defense Evasion1

T1090
Proxy

Credential Access·

Discovery·

Lateral Movement·

Collection·

Command and Control1

T1102.001
Web Service: Dead Drop Resolver

Exfiltration·

Impact·

About Lstudio.

A sophisticated cyber espionage group active since 2007, operating organized infrastructure tiers consisting of payload generators, bounce proxies, and dedicated operators managing large-scale botnet operations.

Last updated Oct 19, 2026. Compiled by Brandefense technologies from structured threat intelligence and reviewed by Brandefense analysts. Techniques follow the MITRE ATT&CK framework.