Query: Sigma YAML for windows / process_creation
Matching passage: Sigma rule: Detects execution and usage of the DSInternals PowerShell module. Which can be used to perform what might be considered. Logsource: windows / process_creation. Rule: title: DSInternals Suspicious PowerShell Cmdlets id: 43d91656-a9b2-4541-b7e2-6a9bd3a13f4e related: - id: 846c7a87-8e14-4569-9d49-ecfd4276a01c type: similar status: test description: 'Detects execution and usage of the DSInternals PowerShell module. Which can be used to perform what might be considered as suspicious activity such as dumping DPAPI backup keys or manipulating NTDS.DIT files. The DSInternals PowerShell Module exposes several internal features of Active Directory and Azure Active Directory. These include FIDO2 and NGC key auditing, offline ntds.dit file manipulation, password auditing, DC recovery from IFM backups and password hash calculation. ' references: - https://github.com/MichaelGrafnetter/DSInternals/blob/39ee8a69bbdc1cfd12c9afdd7513b4788c4895d4/Src/DSInternals.PowerShell/DSInternals.psd1 author: Nasreddine Bencherchali (Nextron Systems), Nounou Mbeiri date: 2024-06-26 tags: - attack.execution - attack.t1059.001 logsource: product: windows category: process_creation detection: selection: CommandLine|contains: - Add-ADDBSidHistory - Add-ADNgcKey - Add-ADReplNgcKey - ConvertFrom-ADManagedPasswordBlob - ConvertFrom-GPPrefPassword - ConvertFrom-ManagedPasswordBlob - ConvertFrom-UnattendXmlPassword - ConvertFrom-UnicodePassword - ConvertTo-AADHash - ConvertTo-GPPrefPassword - ConvertTo-KerberosKey - ConvertTo-LMHash - ConvertTo-MsoPasswordHash - ConvertTo-NTHash - ConvertTo-OrgIdHash - ConvertTo-UnicodePassword - Disable-ADDBAccount - Enable-ADDBAccount - Get-ADDBAccount - Get-ADDBBackupKey - Get-ADDBDomainController - Get-ADDBGroupManagedServiceAccount - Get-ADDBKdsRootKey - Get-ADDBSchemaAttribute - Get-ADDBServiceAccount - Get-ADDefaultPasswordPolicy - Get-ADKeyCredential - Get-ADPasswordPolicy - Get-ADReplAccount - Get-ADReplBackupKey - Get-ADReplicationAccount - Get-ADSIAccount - Get-AzureADUserEx - Get-BootKey - Get-KeyCredential - Get-LsaBackupKey - Get-LsaPolicy - Get-SamPasswordPolicy - Get-SysKey - Get-SystemKey - New-ADDBRestoreFromMediaScript - New-ADKeyCredential - New-ADNgcKey - New-NTHashSet - Remove-ADDBObject - Save-DPAPIBlob - Set-ADAccountPasswordHash - Set-ADDBAccountPassword - Set-ADDBBootKey - Set-ADDBDomainController - Set-ADDBPrimaryGroup - Set-ADDBSysKey - Set-AzureADUserEx - Set-LsaPolicy - Set-SamAccountPasswordHash - Set-WinUserPasswordHash - Test-ADDBPasswordQuality - Test-ADPasswordQuality - Test-ADReplPasswordQuality - Test-PasswordQuality - Unlock-ADDBAccount - Write-ADNgcKey - Write-ADReplNgcKey condition: se
Near-miss passage: Sigma rule: Detects the execution GMER tool based on image and hash fields.. Logsource: windows / process_creation. Rule: title: HackTool - GMER Rootkit Detector and Remover Execution id: 9082ff1f-88ab-4678-a3cc-5bcff99fc74d status: test description: Detects the execution GMER tool based on image and hash fields. references: - http://www.gmer.net/ author: Nasreddine Bencherchali (Nextron Systems) date: 2022-10-05 modified: 2024-11-23 tags: - attack.stealth logsource: category: process_creation product: windows detection: selection_img: Image|endswith: \gmer.exe selection_sysmon_hash: Hashes|contains: - MD5=E9DC058440D321AA17D0600B3CA0AB04 - SHA1=539C228B6B332F5AA523E5CE358C16647D8BBE57 - SHA256=E8A3E804A96C716A3E9B69195DB6FFB0D33E2433AF871E4D4E1EAB3097237173 condition: 1 of selection_* falsepositives: - Unlikely level: high