Query: rule covering Detects execution of different log query utilities and commands to search and dump the content of specific event logs or
Matching passage: Sigma rule: Detects execution of different log query utilities and commands to search and dump the content of specific event logs or. Logsource: windows / process_creation. Rule: title: Potentially Suspicious EventLog Recon Activity Using Log Query Utilities id: beaa66d6-aa1b-4e3c-80f5-e0145369bfaf related: - id: 9cd55b6c-430a-4fa9-96f4-7cadf5229e9f type: derived status: test 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. ' references: - http://blog.talosintelligence.com/2022/09/lazarus-three-rats.html - https://thedfirreport.com/2023/10/30/netsupport-intrusion-results-in-domain-compromise/ - https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-144a - https://www.group-ib.com/blog/apt41-world-tour-2021/ - https://labs.withsecure.com/content/dam/labs/docs/f-secureLABS-tlp-white-lazarus-threat-intel-report2.pdf - https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.diagnostics/get-winevent?view=powershell-7.3 - https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-eventlog?view=powershell-5.1 - http://www.solomonson.com/posts/2010-07-09-reading-eventviewer-command-line/ - https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/wevtutil - https://ptsecurity.com/research/pt-esc-threat-intelligence/striking-panda-attacks-apt31-today - https://www.cybertriage.com/artifact/terminalservices_remoteconnectionmanager_log/ - https://ponderthebits.com/2018/02/windows-rdp-related-event-logs-identification-tracking-and-investigation/ author: Nasreddine Bencherchali (Nextron Systems), X__Junior (Nextron Systems) date: 2022-09-09 modified: 2025-12-02 tags: - attack.credential-access - attack.discovery - attack.t1552 - attack.t1087 logsource: category: process_creation product: windows detection: selection_wmi: CommandLine|contains|all: - Select - Win32_NTLogEvent selection_wevtutil_img: - Image|endswith: \wevtutil.exe - OriginalFileName: wevtutil.exe selection_wevtutil_cli: CommandLine|contains: - ' qe ' - ' query-events ' selection_wmic_img: - Image|endswith: \wmic.exe - OriginalFileName: wmic.exe selection_wmic_cli: CommandLine|contains: ' ntevent' selection_cmdlet: CommandLine|contains: - 'Get-WinEvent ' - 'get-eventlog ' selection_logs_name: CommandLine|contains: - Microsoft-Windows-PowerShell - Microsoft-Windows-Security-Auditing - Microsoft-Windows-TerminalServices-LocalSessionManager - Microsof
Near-miss passage: Sigma rule: Detects suspicious commands that are related to scripting/powershell in WMI Event Consumers. Logsource: windows / wmi_event. Rule: title: Suspicious Scripting in a WMI Consumer id: fe21810c-2a8c-478f-8dd3-5a287fb2a0e0 status: test description: Detects suspicious commands that are related to scripting/powershell in WMI Event Consumers references: - https://in.security/an-intro-into-abusing-and-identifying-wmi-event-subscriptions-for-persistence/ - https://github.com/Neo23x0/signature-base/blob/615bf1f6bac3c1bdc417025c40c073e6c2771a76/yara/gen_susp_lnk_files.yar#L19 - https://github.com/RiccardoAncarani/LiquidSnake author: Florian Roth (Nextron Systems), Jonhnathan Ribeiro date: 2019-04-15 modified: 2023-09-09 tags: - attack.execution - attack.t1059.005 logsource: product: windows category: wmi_event detection: selection_destination: - Destination|contains|all: - new-object - net.webclient - .downloadstring - Destination|contains|all: - new-object - net.webclient - .downloadfile - Destination|contains: - ' iex(' - ' -nop ' - ' -noprofile ' - ' -decode ' - ' -enc ' - WScript.Shell - System.Security.Cryptography.FromBase64Transform condition: selection_destination falsepositives: - Legitimate administrative scripts level: high