Detections
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WNDF-AV-000055 - Microsoft Defender AV must randomize scheduled task times.

Information

In Microsoft Defender Antivirus, randomize the start time of the scan to any interval from 0 to 23 hours. By default, scheduled tasks begin at a random time within four hours of the time specified in Task Scheduler.

Solution

Set the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Microsoft Defender Antivirus >> Randomize scheduled task times to 'Enabled'.

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_MS_Defender_Antivirus_V2R8_STIG.zip

Item Details

Category: SYSTEM AND INFORMATION INTEGRITY

References: 800-53|SI-3c.1., CAT|II, CCI|CCI-002624, Rule-ID|SV-278659r1190748_rule, STIG-ID|WNDF-AV-000055, Vuln-ID|V-278659

Plugin: Windows

Control ID: f1a9a6f6f4269ad8951bd6b1233cd89be0a072b7b25afac83db4d5beb7e64a89