Detections

Explore public detection logic contributed by the community across SIEM and rule languages.

1,735 detections

Visualises where URLs have been identified in emails, summarizing by location (for example: Attachment, header, body) to help analysts understand distribution and risk.
Based on Defender for Office 365 workbook: https://techcommunity.microsoft.com/blog/microsoftdefenderforoffice365blog/part-2-build-custom-email-security-reports-and-dashboards-with-workbooks-in-micr/4411303
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0035
This query visualises top 10 subjects of intra-org emails submitted as false negatives by users.
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
1023
This query visualises the total ammount of user false negative submissions from the junk folder
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0023
Identifies the top 10 sender domains delivering inbound emails classified as malware, phishing, or spam.
Based on Defender for Office 365 workbook: https://techcommunity.microsoft.com/blog/microsoftdefenderforoffice365blog/part-2-build-custom-email-security-reports-and-dashboards-with-workbooks-in-micr/4411303
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
1053
Identifies the top 10 users receiving inbound emails classified as malware, phishing, or spam.
Based on concepts from the Defender for Office 365 solution in Sentinel: https://techcommunity.microsoft.com/blog/microsoftdefenderforoffice365blog/part-2-build-custom-email-security-reports-and-dashboards-with-workbooks-in-micr/4411303
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
4153
This query visualises the total ammount of user false negative or false positive submissions by the verdict of the submission grading.
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0022
Identifies the top 10 external sender addresses delivering inbound emails classified as phishing.
If you want to exclude your own organization's domains (including subdomains), add a filter after the phishing filter, e.g.:
| where SenderFromAddress !contains ".yourdomain.com"
(Replace "yourdomain.com" with your actual domain.)
Based on Defender for Office 365 workbook: https://techcommunity.microsoft.com/blog/microsoftdefenderforoffice365blog/part-2-build-custom-email-security-reports-and-dashboards-with-workbooks-in-micr/4411303
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
1144
Identifies the top 10 external sender addresses delivering inbound emails classified as spam.
To exclude your own organization's domains (including subdomains), add a filter after the spam filter, e.g.:
| where SenderFromAddress !contains ".yourdomain.com"
(Replace "yourdomain.com" with your actual domain.)
Based on Defender for Office 365 workbook: https://techcommunity.microsoft.com/blog/microsoftdefenderforoffice365blog/part-2-build-custom-email-security-reports-and-dashboards-with-workbooks-in-micr/4411303
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0034
This query visualises the total amount of spam emails that are quarantined, summarized by the detection method
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
1029
This query visualises the amount of phish emails that are quarantined, summarized daily by the detection method
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
1021
This query visualises the daily amount of emails that had a post delivery action from zero-hour auto purge, summarizing by phish,spam or malware detection action
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0019
This query visualises the amount of emails that had a post delivery action, summarizing the data daily by the final location as a result of the action
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0015
This query visualises the total amount of phish emails that are quarantined, summarized by the detection method
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0015
This query helps hunting for possible device code Phishing attempts
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
131180
'The purpose of this content is to identify successful phishing links accessed by users. Once a user clicks on a phishing link, we observe successful network activity originating from non-Microsoft network devices. These devices may include Palo Alto Networks, Fortinet, Check Point, and Zscaler devices.'
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
50160
This query visualises the daily amount of emails that had a post delivery action from zero-hour auto purge.
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0013
This query visualises emails released from quarantine and summarizing the result by the original filter verdict
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
0013
This query looks for possible Teams phishing activity.
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
9199
This query helps reviewing count of phish detections done by spoof detection methods
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
5096
'This content is employed to correlate with Microsoft Defender XDR phishing-related alerts. It focuses on instances where a user successfully connects to a phishing URL from a non-Microsoft network device and subsequently makes successful sign-in attempts from the phishing IP address.'
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
5095
This query helps hunting for BEC - File sharing tactics - OneDrive or SharePoint
Azure Sentinel@AzureSentinel
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AzureSentinel
1 year ago
4085
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