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MediumSigmaHQ Nasreddine Bencherchali (Nextron Systems) +1

Potentially Suspicious EventLog Recon Activity Using Log Query Utilities

Detects execution of different log query utilities and commands to search and dump the content of specific event logs or look for specific event IDs. This technique is used by threat actors in order to extract…

Description

Detects execution of different log query utilities and commands to search and dump the content of specific event logs or look for specific event IDs. This technique is used by threat actors in order to extract sensitive information from events logs such as usernames, IP addresses, hostnames, etc.

Detection logic

Detection requirements

Platform: Containers ESXi IaaS Identity Provider Linux macOS Network Devices Office Suite SaaS Windows
The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.
Log source product: windows
Log source category: process_creation

Known benign triggers

Legitimate usage of the utility by administrators to query the event log

References

Links the source published beside this detection. Reference is the link the source wrote, unmodified. Class is decided by this catalogue from the host and path, not stated by the source. Cited by counts published detections citing the same resource, including this one, and the sources beneath it count the repositories this catalogue ingests, which is not the same as independent research.
Reference	Class	Cited by
blog.talosintelligence.com/2022/09/lazarus-three-rats.html	Threat report	10from 2 sources
www.solomonson.com/posts/2010-07-09-reading-eventviewer-command-line/	Unclassified	Only this detection cites it
labs.withsecure.com/content/dam/labs/docs/f-secureLABS-tlp-white-lazarus-threat-intel-report2.pdf	Unclassified	2from 2 sources
learn.microsoft.com/en-us/powershell/module/microsoft.powershell.diagnostics/get-winevent?view=powershell-7.3	Product documentation	Only this detection cites it
learn.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-eventlog?view=powershell-5.1	Product documentation	Only this detection cites it
learn.microsoft.com/en-us/windows-server/administration/windows-commands/wevtutil	Product documentation	4from 2 sources
ponderthebits.com/2018/02/windows-rdp-related-event-logs-identification-tracking-and-investigation/	Unclassified	Only this detection cites it
ptsecurity.com/research/pt-esc-threat-intelligence/striking-panda-attacks-apt31-today	Unclassified	Only this detection cites it
thedfirreport.com/2023/10/30/netsupport-intrusion-results-in-domain-compromise/	Threat report	11from 3 sources
www.cisa.gov/news-events/cybersecurity-advisories/aa23-144a	Vendor advisory	3from 2 sources
www.cybertriage.com/artifact/terminalservices_remoteconnectionmanager_log/	Unclassified	Only this detection cites it
www.group-ib.com/blog/apt41-world-tour-2021/	Unclassified	2from 2 sources

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