An adversary may exfiltrate data in fixed size chunks instead of whole files or limit packet sizes below certain thresholds. This approach may be used to avoid triggering network data transfer threshold alerts.
View in MITRE ATT&CK®| Capability ID | Capability Description | Mapping Type | ATT&CK ID | ATT&CK Name | Notes |
|---|---|---|---|---|---|
| CIS-13.8 | Deploy a Network Intrusion Prevention Solution | mitigates | T1030 | Data Transfer Size Limits |
Comments
Network intrusion prevention solutions can use signatures associated with known adversary infrastructure and malware to block command-and-control traffic that varies transfer size to evade controls.
References
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| Capability ID | Capability Description | Mapping Type | ATT&CK ID | ATT&CK Name | Notes |
|---|---|---|---|---|---|
| action.malware.variety.Export data | Export data to another site or system | related-to | T1030 | Data Transfer Size Limits | |
| attribute.confidentiality.data_disclosure | Confirmed or potential data disclosure | related-to | T1030 | Data Transfer Size Limits |