Query: alert when Detects processes setting a new DLL in DllName in under HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\W32Time\Tim
Matching passage: Sigma rule: Detects processes setting a new DLL in DllName in under HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\W32Time\Tim. Logsource: windows / registry_set. Rule: title: New TimeProviders Registered With Uncommon DLL Name id: e88a6ddc-74f7-463b-9b26-f69fc0d2ce85 status: test description: 'Detects processes setting a new DLL in DllName in under HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\W32Time\TimeProvider. Adversaries may abuse time providers to execute DLLs when the system boots. The Windows Time service (W32Time) enables time synchronization across and within domains. ' references: - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1547.003/T1547.003.md author: frack113 date: 2022-06-19 modified: 2024-03-26 tags: - attack.persistence - attack.privilege-escalation - attack.t1547.003 logsource: category: registry_set product: windows detection: selection: TargetObject|contains: \Services\W32Time\TimeProviders TargetObject|endswith: \DllName filter_main_w32time: Details: - '%SystemRoot%\System32\vmictimeprovider.dll' - '%systemroot%\system32\w32time.dll' - C:\Windows\SYSTEM32\w32time.DLL condition: selection and not 1 of filter_main_* falsepositives: - Unknown level: high
Near-miss passage: Sigma rule: Detects the usage of binaries such as 'net', 'sc' or 'powershell' in order to stop, pause, disable or delete critical or. Logsource: windows / process_creation. Rule: title: Suspicious Windows Service Tampering id: ce72ef99-22f1-43d4-8695-419dcb5d9330 related: - id: eb87818d-db5d-49cc-a987-d5da331fbd90 type: obsolete - id: 6783aa9e-0dc3-49d4-a94a-8b39c5fd700b type: obsolete - id: 7fd4bb39-12d0-45ab-bb36-cebabc73dc7b type: obsolete status: test description: 'Detects the usage of binaries such as ''net'', ''sc'' or ''powershell'' in order to stop, pause, disable or delete critical or important Windows services such as AV, Backup, etc. As seen being used in some ransomware scripts ' references: - https://www.trendmicro.com/content/dam/trendmicro/global/en/research/22/h/ransomware-actor-abuses-genshin-impact-anti-cheat-driver-to-kill-antivirus/Genshin%20Impact%20Figure%2010.jpg - https://www.trellix.com/en-sg/about/newsroom/stories/threat-labs/lockergoga-ransomware-family-used-in-targeted-attacks.html - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1562.001/T1562.001.md - https://research.nccgroup.com/2022/08/19/back-in-black-unlocking-a-lockbit-3-0-ransomware-attack/ - https://www.virustotal.com/gui/file/38283b775552da8981452941ea74191aa0d203edd3f61fb2dee7b0aea3514955 - https://learn.microsoft.com/en-us/windows/win32/cimwin32prov/delete-method-in-class-win32-service author: Nasreddine Bencherchali (Nextron Systems), frack113 , X__Junior (Nextron Systems) date: 2022-09-01 modified: 2025-08-27 tags: - attack.impact - attack.defense-impairment - attack.t1489 - attack.t1685 logsource: category: process_creation product: windows detection: selection_tools_img: - OriginalFileName: - net.exe - net1.exe - PowerShell_ISE.EXE - PowerShell.EXE - psservice.exe - pwsh.dll - sc.exe - wmic.exe - Image|endswith: - \net.exe - \net1.exe - \PowerShell_ISE.EXE - \powershell.exe - \PsService.exe - \PsService64.exe - \pwsh.exe - \sc.exe - \wmic.exe selection_tools_cli: - CommandLine|contains: - ' delete ' - .delete() - ' pause ' - ' stop ' - 'Stop-Service ' - 'Remove-Service ' - CommandLine|contains|all: - config - start=disabled selection_services: CommandLine|contains: - 143Svc - Acronis VSS Provider - AcronisAgent - AcrSch2Svc - AdobeARMservice - AHS Service - Antivirus - Apache4 - ARSM - aswBcc - AteraAgent - Avast Business Console Client Antivirus Service - avast! Antivirus - AVG Antivirus - avgAdminClient - AvgAdminServer - AVP1 - BackupExec - bedbg - BITS - BrokerInfrastructure - CASLicenceServer - CASWebServer - Client Agent 7.60 - Core Browsing Protection - Core Mail Protection -