← Range

Case file

Understudy

A noisy service-install alert fires every night across the network. Triage it by comparing each host against its own history.
Difficulty
intermediate
Estimated time
About 40 minutes
Learning Path
Analyst Foundations
Plan
Pro
Telemetry you will work with
Windows · Sysmon
Skills you will use
SIEM search · Log analysis
ATT&CK tactics
Execution · Persistence

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