Individual skill
detecting-insider-threat-behaviors
Detect insider threat behavioral indicators including unusual data access, off-hours activity, mass file downloads, privilege abuse, and resignation-correlated data theft. Use when proactively threat-hunting for malicious or negligent insider activity, or when investigating a departing or disgruntled employee for potential data theft.
skills/detecting-insider-threat-behaviors/SKILL.md
Source commit 54a798831d2266a3ca61ce68a7acb80b81160d57
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- Observed behavior
- Network or broad shell
- Last checked
- Nov 9, 2026
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Repository context
- Repository stars (not skill ratings)
- 35,925
- Repository last updated
- Aug 31, 2026
- License
- Apache-2.0
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- ai-agents Repository topic
- claude-code Repository topic
- cybersecurity Repository topic
- incident-response Repository topic
- mitre-attack Repository topic
- penetration-testing Repository topic
- red-team Repository topic
- security Repository topic
- cloud-security Repository topic
- malware-analysis Repository topic
- threat-hunting Declared skill tag
- mitre-attack Declared skill tag
- insider-threat Declared skill tag
- data-theft Declared skill tag
- ueba Declared skill tag
- proactive-detection Declared skill tag
- data Derived category
- security Derived category
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LICENSEasset · 11,255 bytesSKILL.mdcore · 3,587 bytesSKILL.mdcore · 3,587 bytesassets/template.mddoc · 2,658 bytesreferences/api-reference.mddoc · 1,903 bytesreferences/standards.mddoc · 1,581 bytesreferences/workflows.mddoc · 2,931 bytesscripts/agent.pyruns · 6,235 bytesscripts/process.pyruns · 3,572 bytes
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# Detecting Insider Threat Behaviors
## When to Use
- When proactively hunting for indicators of detecting insider threat behaviors in the environment
- After threat intelligence indicates active campaigns using these techniques
- During incident response to scope compromise related to these techniques
- When EDR or SIEM alerts trigger on related indicators
- During periodic security assessments and purple team exercises
## Prerequisites
- EDR platform with process and network telemetry (CrowdStrike, MDE, SentinelOne)
- SIEM with relevant log data ingested (Splunk, Elastic, Sentinel)