Suspicious OilRig Scheduled Task Launching VBScript via Schtasks (via process_creation)

ATT&CK techniques

Execution → Priv Esc

Recon
Resource Dev
Initial Access
Execution
- T1053.005Scheduled Task
Persistence
- T1053.005Scheduled Task
Priv Esc
- T1053.005Scheduled Task
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
Impact

What it detects

This rule detects creation of the ReminderTask scheduled task used by OilRig's Outer Space and Juicy Mix backdoors to run a VBS dropper every 14 minutes. The recurring VBScript task provides both execution and persistence for the group's downloader chain.

Reporting behind it

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Suspicious OilRig Scheduled Task Launching VBScript via Schtasks (via process_creation)

Pivot detection · T1053.005 · 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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