Detection rules › Kusto Query Language

AV detections related to Tarrask malware

Source
upstream

'This query looks for Microsoft Defender AV detections related to Tarrask malware. In Microsoft Sentinel, the SecurityAlerts table includes only the Device Name of the affected device, this query joins the DeviceInfo table to clearly connect other information such as Device group, ip, logged-on users etc. This would allow the Microsoft Sentinel analyst to have more context related to the alert, if available. Reference: https://www.microsoft.com/security/blog/2022/04/12/tarrask-malware-uses-scheduled-tasks-for-defense-evasion/'

MITRE ATT&CK coverage

TacticTechniques
ExecutionT1053 Scheduled Task/Job
PersistenceT1053 Scheduled Task/Job
Privilege EscalationT1053 Scheduled Task/Job

Event coverage

ProviderEvent IDTitle
Defender-DeviceInfo9008000Device inventory snapshot

Stages and Predicates

Stage 1: source

DeviceInfo

Stage 2: extend

Stage 3: join

Stage 4: summarize

Stage 5: extend

Stage 6: extend