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A team member was logged out due to a compromised device

ID:slack_device_compromised
Data type:Slack
Severity:
Medium
MITRE ATT&CK:TA0001:T1078.004

Description

AlphaSOC detected the user_logout_compromised action indicating a user was logged out of Slack due to a compromised device.

Impact

When a device is flagged as compromised, this may indicate that threat actors have gained initial access to your organization's environment. This could lead to further compromise, including data breaches, malicious changes to workspace or user permissions, or potential violations of compliance requirements.

Severity

SeverityCondition
Medium
A team member was logged out due to a compromised device

Investigation and Remediation

Review Slack logs for any unusual activity associated with the potentially compromised account. Verify whether the compromise took place and, if so, reset the user's Slack credentials. Conduct a broader security assessment of the organization's network to ensure the compromise hasn't spread beyond the initial device.