Azure Sentinel
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This query uncovers seen IPAddressV4 network subnets
This query identifies crashing processes based on parameters passed
to werfault.exe and attempts to find the associated process launch
from DeviceProcessEvents.
to werfault.exe and attempts to find the associated process launch
from DeviceProcessEvents.
'Identifies where Privileged Accounts have updated passwords or security information. This is joined with UEBA alerts to filter to only those accounts with a high investigation priority.
Ref : https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-privileged-accounts#things-to-monitor'
Ref : https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-privileged-accounts#things-to-monitor'
'Identifies privileged accounts that have been locked out. Verify these lockout are due to legitimate user activity and not due to threat actors attempting to access the accounts.
Ref : https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-privileged-accounts#things-to-monitor'
Ref : https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-privileged-accounts#things-to-monitor'
'Identifies anomolies in signin events based on the volume of signin events over time. Use this to identify suspicious authentication patterns such as spikes in activity or out of hours events.
Ref : https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-privileged-accounts#things-to-monitor'
Ref : https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-privileged-accounts#things-to-monitor'
'This hunting query looks for clients running queries that have not previously been seen running queries.'
'Identifies spikes in failed sign-in events based on the volume of failed sign-in events over time. Use to identify patterns of suspicious behavior such as unusually high failed sign-in attempts from certain users.
Ref : https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-user-accounts'
Ref : https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-user-accounts'
'This query looks for Microsoft Defender AV detections related to Hive Ransomware.
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.'
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.'
'This detection looks for command line parameters associated with the use of Sysinternals sdelete (https://docs.microsoft.com/sysinternals/downloads/sdelete) to delete multiple files on a host's C drive.
A threat actor may re-name the tool to avoid detection and then use it for destructive attacks on a host.
This detection uses the ASIM imProcess parser, this will need to be deployed before use - https://docs.microsoft.com/azure/sentinel/normalization'
A threat actor may re-name the tool to avoid detection and then use it for destructive attacks on a host.
This detection uses the ASIM imProcess parser, this will need to be deployed before use - https://docs.microsoft.com/azure/sentinel/normalization'
'Detects suspicious user agent strings used by known hack tools'
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