Query: Sigma YAML for windows / process_creation
Matching passage: Sigma rule: Detects the use of a renamed Adfind.exe. AdFind continues to be seen across majority of breaches. It is used to domain t. Logsource: windows / process_creation. Rule: title: Renamed AdFind Execution id: df55196f-f105-44d3-a675-e9dfb6cc2f2b status: test description: Detects the use of a renamed Adfind.exe. AdFind continues to be seen across majority of breaches. It is used to domain trust discovery to plan out subsequent steps in the attack chain. references: - https://www.joeware.net/freetools/tools/adfind/ - https://thedfirreport.com/2020/05/08/adfind-recon/ - https://thedfirreport.com/2021/01/11/trickbot-still-alive-and-well/ - https://www.microsoft.com/security/blog/2021/01/20/deep-dive-into-the-solorigate-second-stage-activation-from-sunburst-to-teardrop-and-raindrop/ - https://social.technet.microsoft.com/wiki/contents/articles/7535.adfind-command-examples.aspx - https://github.com/center-for-threat-informed-defense/adversary_emulation_library/blob/bf62ece1c679b07b5fb49c4bae947fe24c81811f/fin6/Emulation_Plan/Phase1.md author: Florian Roth (Nextron Systems) date: 2022-08-21 modified: 2025-02-26 tags: - attack.discovery - attack.t1018 - attack.t1087.002 - attack.t1482 - attack.t1069.002 logsource: category: process_creation product: windows detection: selection_1: CommandLine|contains: - domainlist - trustdmp - dcmodes - adinfo - ' dclist ' - computer_pwdnotreqd - objectcategory= - -subnets -f - name="Domain Admins" - '-sc u:' - domainncs - dompol - ' oudmp ' - subnetdmp - gpodmp - fspdmp - users_noexpire - computers_active - computers_pwdnotreqd selection_2: Hashes|contains: - IMPHASH=BCA5675746D13A1F246E2DA3C2217492 - IMPHASH=53E117A96057EAF19C41380D0E87F1C2 - IMPHASH=d144de8117df2beceaba2201ad304764 - IMPHASH=12ce1c0f3f5837ecc18a3782408fa975 - IMPHASH=4fbf3f084fbbb2470b80b2013134df35 - IMPHASH=49b639b4acbecc49d72a01f357aa4930 - IMPHASH=680dad9e300346e05a85023965867201 - IMPHASH=21aa085d54992511b9f115355e468782 selection_3: OriginalFileName: AdFind.exe filter: Image|endswith: \AdFind.exe condition: 1 of selection* and not filter falsepositives: - Unknown level: high regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_renamed_adfind/info.yml
Near-miss passage: Sigma rule: Detects restricted access to applications by the Software Restriction Policies (SRP) policy. Logsource: windows / application. Rule: title: Restricted Software Access By SRP id: b4c8da4a-1c12-46b0-8a2b-0a8521d03442 status: test description: Detects restricted access to applications by the Software Restriction Policies (SRP) policy references: - https://learn.microsoft.com/en-us/windows-server/identity/software-restriction-policies/software-restriction-policies - https://github.com/nasbench/EVTX-ETW-Resources/blob/7a806a148b3d9d381193d4a80356016e6e8b1ee8/ETWEventsList/CSV/Windows11/22H2/W11_22H2_Pro_20220920_22621.382/Providers/Microsoft-Windows-AppXDeployment-Server.csv author: frack113 date: 2023-01-12 tags: - attack.lateral-movement - attack.execution - attack.t1072 logsource: product: windows service: application detection: selection: Provider_Name: Microsoft-Windows-SoftwareRestrictionPolicies EventID: - 865 - 866 - 867 - 868 - 882 condition: selection falsepositives: - Unknown level: high