Query: Sigma YAML for windows / process_creation
Matching passage: Sigma rule: Detects execution of "odbcconf" with the "-f" flag in order to load a response file which might contain a malicious acti. Logsource: windows / process_creation. Rule: title: Response File Execution Via Odbcconf.EXE id: 5f03babb-12db-4eec-8c82-7b4cb5580868 related: - id: 2d32dd6f-3196-4093-b9eb-1ad8ab088ca5 type: similar - id: 65d2be45-8600-4042-b4c0-577a1ff8a60e type: obsolete status: test description: Detects execution of "odbcconf" with the "-f" flag in order to load a response file which might contain a malicious action. references: - https://learn.microsoft.com/en-us/sql/odbc/odbcconf-exe?view=sql-server-ver16 - https://lolbas-project.github.io/lolbas/Binaries/Odbcconf/ - https://www.cybereason.com/blog/threat-analysis-report-bumblebee-loader-the-high-road-to-enterprise-domain-control - https://www.hexacorn.com/blog/2020/08/23/odbcconf-lolbin-trifecta/ author: Kirill Kiryanov, Beyu Denis, Daniil Yugoslavskiy, oscd.community, Nasreddine Bencherchali (Nextron Systems) date: 2023-05-22 modified: 2024-03-05 tags: - attack.stealth - attack.t1218.008 logsource: category: process_creation product: windows detection: selection_img: - Image|endswith: \odbcconf.exe - OriginalFileName: odbcconf.exe selection_cli: CommandLine|contains|windash: ' -f ' selection_rsp_ext: CommandLine|contains: .rsp condition: all of selection_* falsepositives: - The rule is looking for any usage of response file, which might generate false positive when this function is used legitimately. Investigate the contents of the ".rsp" file to determine if it is malicious and apply additional filters if necessary. level: medium
Near-miss passage: Sigma rule: Detects modification of autostart extensibility point (ASEP) in registry.. Logsource: windows / registry_set. Rule: title: CurrentControlSet Autorun Keys Modification id: f674e36a-4b91-431e-8aef-f8a96c2aca35 related: - id: 17f878b8-9968-4578-b814-c4217fc5768c type: obsolete status: test description: Detects modification of autostart extensibility point (ASEP) in registry. references: - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1547.001/T1547.001.md - https://learn.microsoft.com/en-us/sysinternals/downloads/autoruns - https://gist.github.com/GlebSukhodolskiy/0fc5fa5f482903064b448890db1eaf9d author: Victor Sergeev, Daniil Yugoslavskiy, Gleb Sukhodolskiy, Timur Zinniatullin, oscd.community, Tim Shelton, frack113 (split) date: 2019-10-25 modified: 2023-08-17 tags: - attack.privilege-escalation - attack.persistence - attack.t1547.001 logsource: category: registry_set product: windows detection: system_control_base: TargetObject|contains: \SYSTEM\CurrentControlSet\Control system_control_keys: TargetObject|contains: - \Terminal Server\WinStations\RDP-Tcp\InitialProgram - \Terminal Server\Wds\rdpwd\StartupPrograms - \SecurityProviders\SecurityProviders - \SafeBoot\AlternateShell - \Print\Providers - \Print\Monitors - \NetworkProvider\Order - \Lsa\Notification Packages - \Lsa\Authentication Packages - \BootVerificationProgram\ImagePath filter_empty: Details: (Empty) filter_cutepdf: Image: C:\Windows\System32\spoolsv.exe TargetObject|contains: \Print\Monitors\CutePDF Writer Monitor Details: - cpwmon64_v40.dll - CutePDF Writer filter_onenote: Image: C:\Windows\System32\spoolsv.exe TargetObject|contains: Print\Monitors\Appmon\Ports\Microsoft.Office.OneNote_ User|contains: - AUTHORI - AUTORI filter_poqexec: Image: C:\Windows\System32\poqexec.exe TargetObject|endswith: \NetworkProvider\Order\ProviderOrder filter_realvnc: Image: C:\Windows\System32\spoolsv.exe TargetObject|endswith: \Print\Monitors\MONVNC\Driver Details: VNCpm.dll condition: all of system_control_* and not 1 of filter_* falsepositives: - Legitimate software automatically (mostly, during installation) sets up autorun keys for legitimate reason - Legitimate administrator sets up autorun keys for legitimate reason level: medium