Suspicious Payload Staging in Public Libraries Directory via file_event

ATT&CK techniques

Collection

Recon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
- T1560.001Archive via Utility
C2
Exfiltration
Impact

What it detects

This rule detects database style config files being written to the Users Public Libraries directory, the staging location GoSerpent uses for its encrypted configuration and collected data. This path is not a normal write target for applications. Files appearing here indicate backdoor staging and data collection.

Reporting behind it

Related detections9 linkedT1560.001 — drag to rearrange

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Linux Process Creation Indicators for LiteLLM Backdoored Package Activity (v1.82.7/v1.82.8)

macOS Process Creation: hdiutil Used to Attach or Mount Disk Images

Windows tar.exe Used to Create Compressed Archives

Suspicious Payload Staging in Public Libraries Directory via file_event

Pivot detection · T1560.001 · 9 related

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.

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