Powershell DNSExfiltration
DNSExfiltrator allows for transferring (exfiltrate) a file over a DNS request covert channel
Detection logic
Detection requirements
- Platform
- ESXiIaaSLinuxmacOSNetwork DevicesOffice SuiteSaaSWindows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
- Log source product
- windows
- Log source category
- ps_script
Known benign triggers
- Legitimate script
MITRE ATT&CK mappings
0 exclusive techniques.This is coverage no other published rule has; it is not this rule's total technique count.
References
| Reference | Cited by |
|---|---|
| github.com/Arno0x/DNSExfiltrator | Only this detection cites it |
| github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1048/T1048.md#atomic-test-3---dnsexfiltration-doh | Only this detection cites it |
From the source
- At source
- Open at source
- Upstream identifier
- d59d7842-9a21-4bc6-ba98-64bfe0091355
- Tagged by the source as
- attack.exfiltration
Licence
- Published under
- Detection Rule License 1.1Read the licence
- Attribution
- Required
Authorship
- Written by
- Published
- Aug 26, 2026
- Version
- 1