// MITRE ATT&CK
T1596.001 · DNS/Passive DNS
Sub-technique of T1596 · Search Open Technical Databases.
Adversaries may search DNS data for information about victims that can be used during targeting. DNS information may include a variety of details, including registered name servers as well as records that outline addressing for a target’s subdomains, mail servers, and other hosts. Adversaries may...
How to detect & mitigate it
Detecting DNS/Passive DNS starts with your SIEM/EDR telemetry. Write a detection rule with the Sigma generator, analyze suspicious logs in the log analyzer, and place the technique on your coverage with the ATT&CK matrix.
Related techniques
T1592
Gather Victim Host Information T1596.003
Digital Certificates T1597.002
Purchase Technical Data T1590.005
IP Addresses T1590.002
DNS T1682
Query Public AI Services T1596.002
WHOIS T1594
Search Victim-Owned Websites
Gather Victim Host Information T1596.003
Digital Certificates T1597.002
Purchase Technical Data T1590.005
IP Addresses T1590.002
DNS T1682
Query Public AI Services T1596.002
WHOIS T1594
Search Victim-Owned Websites
Source: MITRE ATT&CK®. ATT&CK is a registered trademark of The MITRE Corporation. Content for educational purposes.