Uncommon signed process execution by scheduled task

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Day
Required Data	XDR Agent
Detector Tags	Scheduled tasks Analytics
ATT&CK Tactic	Persistence (TA0003)
ATT&CK Technique	Scheduled Task/Job (T1053)
Severity	Informational

Description

An uncommon process was executed by a scheduled task.

Attacker's Goals

Attackers may attempt to gain persistence, privilege escalation or proxy execution on the endpoint using scheduled tasks.

Investigative actions

• Review the process executed by the schedule task.
• Investigate the specific scheduled task execution chain.
• Check if the vendor is known in the organization for creating scheduled tasks to execute his product.

Variations

Uncommon Microsoft signed process execution by scheduled task

Synopsis

Field	Value
ATT&CK Tactic	Persistence (TA0003)
ATT&CK Technique	Scheduled Task/Job (T1053)
Severity	Informational

Description

An uncommon process was executed by a scheduled task.

Attacker's Goals

Attackers may attempt to gain persistence, privilege escalation or proxy execution on the endpoint using scheduled tasks.

Investigative actions

• Review the process executed by the schedule task.
• Investigate the specific scheduled task execution chain.
• Check if the vendor is known in the organization for creating scheduled tasks to execute his product.

Uncommon signed process execution by scheduled task on a sensitive server

Synopsis

Field	Value
ATT&CK Tactic	Persistence (TA0003)
ATT&CK Technique	Scheduled Task/Job (T1053)
Severity	Low

Description

An uncommon process was executed by a scheduled task.

Attacker's Goals

Attackers may attempt to gain persistence, privilege escalation or proxy execution on the endpoint using scheduled tasks.

Investigative actions

• Review the process executed by the schedule task.
• Investigate the specific scheduled task execution chain.
• Check if the vendor is known in the organization for creating scheduled tasks to execute his product.

Rare signed process execution by scheduled task

Synopsis

Field	Value
ATT&CK Tactic	Persistence (TA0003)
ATT&CK Technique	Scheduled Task/Job (T1053)
Severity	Low

Description

A rare process was executed by a scheduled task.

Attacker's Goals

Attackers may attempt to gain persistence, privilege escalation or proxy execution on the endpoint using scheduled tasks.

Investigative actions

• Review the process executed by the schedule task.
• Investigate the specific scheduled task execution chain.
• Check if the vendor is known in the organization for creating scheduled tasks to execute his product.