{"id":"df55196f-f105-44d3-a675-e9dfb6cc2f2b","title":"Renamed AdFind Execution","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.","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2022-08-21","modified":"2025-02-26","tags":["attack.discovery","attack.t1018","attack.t1087.002","attack.t1482","attack.t1069.002"],"technique_ids":["T1018","T1069.002","T1087.002","T1482"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"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"],"source_path":"rules/windows/process_creation/proc_creation_win_renamed_adfind.yml","source_sha256":"de5ed6c633d7343fe767264ee78b0882ba87721feb9f851c7aac40b178a68a5f","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_renamed_adfind.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Renamed AdFind Execution\nid: df55196f-f105-44d3-a675-e9dfb6cc2f2b\nstatus: test\ndescription: 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.\nreferences:\n    - https://www.joeware.net/freetools/tools/adfind/\n    - https://thedfirreport.com/2020/05/08/adfind-recon/\n    - https://thedfirreport.com/2021/01/11/trickbot-still-alive-and-well/\n    - https://www.microsoft.com/security/blog/2021/01/20/deep-dive-into-the-solorigate-second-stage-activation-from-sunburst-to-teardrop-and-raindrop/\n    - https://social.technet.microsoft.com/wiki/contents/articles/7535.adfind-command-examples.aspx\n    - https://github.com/center-for-threat-informed-defense/adversary_emulation_library/blob/bf62ece1c679b07b5fb49c4bae947fe24c81811f/fin6/Emulation_Plan/Phase1.md\nauthor: Florian Roth (Nextron Systems)\ndate: 2022-08-21\nmodified: 2025-02-26\ntags:\n    - attack.discovery\n    - attack.t1018\n    - attack.t1087.002\n    - attack.t1482\n    - attack.t1069.002\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_1:\n        CommandLine|contains:\n            - 'domainlist'\n            - 'trustdmp'\n            - 'dcmodes'\n            - 'adinfo'\n            - ' dclist '\n            - 'computer_pwdnotreqd'\n            - 'objectcategory='\n            - '-subnets -f'\n            - 'name=\"Domain Admins\"'\n            - '-sc u:'\n            - 'domainncs'\n            - 'dompol'\n            - ' oudmp '\n            - 'subnetdmp'\n            - 'gpodmp'\n            - 'fspdmp'\n            - 'users_noexpire'\n            - 'computers_active'\n            - 'computers_pwdnotreqd'\n    selection_2:\n        Hashes|contains:\n            - 'IMPHASH=BCA5675746D13A1F246E2DA3C2217492'\n            - 'IMPHASH=53E117A96057EAF19C41380D0E87F1C2'\n            - 'IMPHASH=d144de8117df2beceaba2201ad304764'\n            - 'IMPHASH=12ce1c0f3f5837ecc18a3782408fa975'\n            - 'IMPHASH=4fbf3f084fbbb2470b80b2013134df35'\n            - 'IMPHASH=49b639b4acbecc49d72a01f357aa4930'\n            - 'IMPHASH=680dad9e300346e05a85023965867201'\n            - 'IMPHASH=21aa085d54992511b9f115355e468782'\n    selection_3:\n        OriginalFileName: 'AdFind.exe'\n    filter:\n        Image|endswith: '\\AdFind.exe'\n    condition: 1 of selection* and not filter\nfalsepositives:\n    - Unknown\nlevel: high\nregression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_renamed_adfind/info.yml\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1018","id":"T1018","name":"Remote System Discovery","page":"techniques/enterprise/T1018/"},{"key":"enterprise/T1069.002","id":"T1069.002","name":"Domain Groups","page":"techniques/enterprise/T1069.002/"},{"key":"enterprise/T1087.002","id":"T1087.002","name":"Domain Account","page":"techniques/enterprise/T1087.002/"},{"key":"enterprise/T1482","id":"T1482","name":"Domain Trust Discovery","page":"techniques/enterprise/T1482/"}],"data_path":"data/detection-rules/df55196f-f105-44d3-a675-e9dfb6cc2f2b.json","kind":"sigma"}