Synopsis
Activation Period |
14 Days |
Training Period |
30 Days |
Test Period |
1 Hour |
Deduplication Period |
1 Day |
Required Data |
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Detection Modules |
Identity Threat Module |
Detector Tags |
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ATT&CK Tactic |
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ATT&CK Technique |
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Severity |
Informational |
Description
A large amount of data was transferred to an external site that is used for mail or storage. This behavior may indicate data exfiltration.
Attacker's Goals
A user uploaded an abnormal amount of data to a file sharing service. This activity might indicate an attempt to exfiltrate files and data from the organization.
Investigative actions
- Check for any other suspicious activity related to the host and the user involved in the alert.
- Identify the user uploading the data to determine if the transfer is sanctioned.