Query: write Sigma for Detects the execution of Sysinternals ADExplorer with the "-snapshot" flag in order to save a local copy of the active d
Matching passage: Sigma rule: Detects the execution of Sysinternals ADExplorer with the "-snapshot" flag in order to save a local copy of the active d. Logsource: windows / process_creation. Rule: title: Suspicious Active Directory Database Snapshot Via ADExplorer id: ef61af62-bc74-4f58-b49b-626448227652 related: - id: 9212f354-7775-4e28-9c9f-8f0a4544e664 type: derived status: test description: Detects the execution of Sysinternals ADExplorer with the "-snapshot" flag in order to save a local copy of the active directory database to a suspicious directory. This can be used by attackers to extract data for Bloodhound, usernames for password spraying or use the meta data for social engineering. The snapshot doesn't contain password hashes but there have been cases, where administrators put passwords in the comment field. references: - https://www.documentcloud.org/documents/5743766-Global-Threat-Report-2019.html - https://learn.microsoft.com/de-de/sysinternals/downloads/adexplorer - https://github.com/c3c/ADExplorerSnapshot.py/tree/f700904defac330802bbfedd1d8ffd9248f4ee24 - https://www.packetlabs.net/posts/scattered-spider-is-a-young-ransomware-gang-exploiting-large-corporations/ - https://www.nccgroup.com/us/research-blog/lapsus-recent-techniques-tactics-and-procedures/ - https://trustedsec.com/blog/adexplorer-on-engagements author: Nasreddine Bencherchali (Nextron Systems) date: 2023-03-14 modified: 2025-07-09 tags: - attack.discovery - attack.t1087.002 - attack.t1069.002 - attack.t1482 logsource: category: process_creation product: windows detection: selection_img: - Image|endswith: - \ADExp.exe - \ADExplorer.exe - \ADExplorer64.exe - \ADExplorer64a.exe - OriginalFileName: AdExp - Description: Active Directory Editor - Product: Sysinternals ADExplorer selection_flag: CommandLine|contains: snapshot selection_paths: CommandLine|contains: - \Downloads\ - \Users\Public\ - \AppData\ - \Windows\Temp\ condition: all of selection_* falsepositives: - Unknown level: high
Near-miss passage: Sigma rule: Detects programs on a Windows system that should not write an archive to disk. Logsource: windows / file_event. Rule: title: Legitimate Application Dropped Archive id: 654fcc6d-840d-4844-9b07-2c3300e54a26 status: test description: Detects programs on a Windows system that should not write an archive to disk references: - https://github.com/Neo23x0/sysmon-config/blob/3f808d9c022c507aae21a9346afba4a59dd533b9/sysmonconfig-export-block.xml#L1326 author: frack113, Florian Roth date: 2022-08-21 tags: - attack.stealth - attack.t1218 logsource: product: windows category: file_event detection: selection: Image|endswith: - \winword.exe - \excel.exe - \powerpnt.exe - \msaccess.exe - \mspub.exe - \eqnedt32.exe - \visio.exe - \wordpad.exe - \wordview.exe - \certutil.exe - \certoc.exe - \CertReq.exe - \Desktopimgdownldr.exe - \esentutl.exe - \finger.exe - \notepad.exe - \AcroRd32.exe - \RdrCEF.exe - \mshta.exe - \hh.exe TargetFilename|endswith: - .zip - .rar - .7z - .diagcab - .appx condition: selection falsepositives: - Unknown level: high