Query: Sigma rule for Detects potential tampering with Windows Defender settings such as adding exclusion using wmic
Matching passage: Sigma rule: Detects potential tampering with Windows Defender settings such as adding exclusion using wmic. Logsource: windows / process_creation. Rule: title: Potential Windows Defender Tampering Via Wmic.EXE id: 51cbac1e-eee3-4a90-b1b7-358efb81fa0a status: test description: Detects potential tampering with Windows Defender settings such as adding exclusion using wmic references: - https://github.com/redcanaryco/atomic-red-team/blob/5c1e6f1b4fafd01c8d1ece85f510160fc1275fbf/atomics/T1562.001/T1562.001.md - https://www.bleepingcomputer.com/news/security/gootkit-malware-bypasses-windows-defender-by-setting-path-exclusions/ - https://www.bleepingcomputer.com/news/security/iobit-forums-hacked-to-spread-ransomware-to-its-members/ author: frack113 date: 2022-12-11 modified: 2023-02-14 tags: - attack.execution - attack.defense-impairment - attack.t1047 - attack.t1685 logsource: product: windows category: process_creation detection: selection_img: - OriginalFileName: wmic.exe - Image|endswith: \WMIC.exe selection_cli: CommandLine|contains: /Namespace:\\\\root\\Microsoft\\Windows\\Defender condition: all of selection_* falsepositives: - Unknown level: high simulation: - type: atomic-red-team name: WMIC Tamper with Windows Defender Evade Scanning Folder technique: T1562.001 atomic_guid: 59d386fc-3a4b-41b8-850d-9e3eee24dfe4 regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_wmic_namespace_defender/info.yml
Near-miss passage: Sigma rule: Detects the execution of a renamed instance of the Remote Monitoring and Management (RMM) tool, MeshAgent. RMM tools suc. Logsource: macos / process_creation. Rule: title: Remote Access Tool - Renamed MeshAgent Execution - MacOS id: bd3b5eaa-439d-4a42-8f35-a49f5c8a2582 related: - id: b471f462-eb0d-4832-be35-28d94bdb4780 type: similar - id: 22c45af6-f590-4d44-bab3-b5b2d2a2b6d9 type: derived status: experimental description: 'Detects the execution of a renamed instance of the Remote Monitoring and Management (RMM) tool, MeshAgent. RMM tools such as MeshAgent are commonly utilized by IT administrators for legitimate remote support and system management. However, malicious actors may exploit these tools by renaming them to bypass detection mechanisms, enabling unauthorized access and control over compromised systems. ' references: - https://www.huntress.com/blog/know-thy-enemy-a-novel-november-case-on-persistent-remote-access - https://thecyberexpress.com/ukraine-hit-by-meshagent-malware-campaign/ - https://wazuh.com/blog/how-to-detect-meshagent-with-wazuh/ - https://www.security.com/threat-intelligence/medusa-ransomware-attacks author: Norbert Jaśniewicz (AlphaSOC) date: 2025-05-19 tags: - attack.command-and-control - attack.stealth - attack.t1219.002 - attack.t1036.003 logsource: category: process_creation product: macos detection: selection_meshagent: - CommandLine|contains: --meshServiceName - OriginalFileName|contains: meshagent filter_main_legitimate: Image|endswith: - /meshagent - /meshagent_osx64 condition: selection_meshagent and not 1 of filter_main_* falsepositives: - Unknown level: high