↳ GitHub sourceAnalytics ruleMedium

SlackAudit - Multiple failed logins for user

Description

'Identifies multiple failed Slack logins for a user account within a short time window, which may indicate password guessing or brute-force activity.'
Rule type
Scheduled
Version
1.0.1
Declared status
Available
Query frequency
1h
Query period
1h
Trigger
gt 0

Declared MITRE coverage

Declared sources

Metadata from the source file. No dependencies inferred from KQL.

Connectors

Data types

KQL query

Original query, unchanged.

let threshold = 10;
SlackAudit
| where DvcAction in~ ('user_login_failed')
| summarize FailedLogins = count() by SrcUserName, bucket = bin(TimeGenerated, 5m)
| where FailedLogins > threshold
| extend AccountCustomEntity = SrcUserName
| project SrcUserName, bucket, FailedLogins, AccountCustomEntity

Declared entities

Account

Related content

Links established from declared identifiers and solution manifests.

Source provenance

GitHub

Displayed values come from files in Azure/Azure-Sentinel. They describe the published template, not your workspace configuration.

Source identifier
93a91c37-032c-4380-847c-957c001957ad
Additional source files 2Solutions/SlackAudit/Analytic Rules/SlackAuditMultipleFailedLoginsForUser.yamlsource ↗Solutions/SlackAudit/data/Solution_SlackAudit.jsonsolution-membership ↗
GSTEP / CATALOG TRACKING

Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC

GSTEP sync dates, separate from the source content’s publication dates.