Query: detection rule: Detects loaded kernel modules that did not meet the WHQL signing requirements.
Matching passage: Sigma rule: Detects loaded kernel modules that did not meet the WHQL signing requirements.. Logsource: windows / codeintegrity-operational. Rule: title: CodeIntegrity - Unmet WHQL Requirements For Loaded Kernel Module id: 2f8cd7a0-9d5a-4f62-9f8b-2c951aa0dd1f status: test description: Detects loaded kernel modules that did not meet the WHQL signing requirements. references: - https://learn.microsoft.com/en-us/windows/security/application-security/application-control/windows-defender-application-control/operations/event-id-explanations - https://learn.microsoft.com/en-us/windows/security/application-security/application-control/windows-defender-application-control/operations/event-tag-explanations - Internal Research author: Nasreddine Bencherchali (Nextron Systems) date: 2023-06-06 modified: 2023-06-14 tags: - attack.privilege-escalation logsource: product: windows service: codeintegrity-operational detection: selection: EventID: - 3082 - 3083 filter_optional_vmware: FileNameBuffer: - system32\drivers\vsock.sys - System32\drivers\vmci.sys condition: selection and not 1 of filter_optional_* falsepositives: - Unlikely level: high
Near-miss passage: Sigma rule: Detects file access to browser credential storage paths by non-browser processes, which may indicate credential access a. Logsource: windows / file_access. Rule: title: Suspicious File Access to Browser Credential Storage id: a1dfd976-4852-41d4-9507-dc6590a3ccd0 status: experimental description: 'Detects file access to browser credential storage paths by non-browser processes, which may indicate credential access attempts. Adversaries may attempt to access browser credential storage to extract sensitive information such as usernames and passwords or cookies. This behavior is often commonly observed in credential stealing malware. ' references: - https://github.com/splunk/security_content/blob/7283ba3723551f46b69dfeb23a63b358afb2cb0e/lookups/browser_app_list.csv?plain=1 - https://fourcore.io/blogs/threat-hunting-browser-credential-stealing author: frack113, X__Junior (Nextron Systems), Swachchhanda Shrawan Poudel (Nextron Systems), Parth-FourCore date: 2025-05-22 tags: - attack.credential-access - attack.t1555.003 - attack.discovery - attack.t1217 logsource: category: file_access product: windows detection: selection_browser_paths: FileName|contains: - \Sputnik\Sputnik - \MapleStudio\ChromePlus - \QIP Surf - \BlackHawk - \7Star\7Star - \CatalinaGroup\Citrio - \Google\Chrome - \Coowon\Coowon - \CocCoc\Browser - \uCozMedia\Uran - \Tencent\QQBrowser - \Orbitum - \Slimjet - \Iridium - \Vivaldi - \Chromium - \GhostBrowser - \CentBrowser - \Xvast - \Chedot - \SuperBird - \360Browser\Browser - \360Chrome\Chrome - \Comodo\Dragon - \BraveSoftware\Brave-Browser - \Torch - \UCBrowser\ - \Blisk - \Epic Privacy Browser - \Nichrome - \Amigo - \Kometa - \Xpom - \Microsoft\Edge - \Liebao7Default\EncryptedStorage - \AVAST Software\Browser - \Kinza - \Mozilla\SeaMonkey\ - \Comodo\IceDragon\ - \8pecxstudios\Cyberfox\ - \FlashPeak\SlimBrowser\ - \Moonchild Productions\Pale Moon\ selection_browser_subpaths: FileName|contains: - \Profiles\ - \User Data selection_cred_files: - FileName|contains: - \Login Data - \Cookies - \EncryptedStorage - \WebCache\ - FileName|endswith: - cert9.db - cookies.sqlite - formhistory.sqlite - key3.db - key4.db - Login Data.sqlite - logins.json - places.sqlite filter_main_img: Image|endswith: - \Sputnik.exe - \ChromePlus.exe - \QIP Surf.exe - \BlackHawk.exe - \7Star.exe - \Sleipnir5.exe - \Citrio.exe - \Chrome SxS.exe - \Chrome.exe - \Coowon.exe - \CocCocBrowser.exe - \Uran.exe - \QQBrowser.exe - \Orbitum.exe - \Slimjet.exe - \Iridium.exe - \Vivaldi.exe - \Chromium.exe - \GhostBrowser.exe - \CentBrowser.exe - \Xvast.exe - \Chedot.exe - \SuperBird.exe - \360Browser.exe - \360Chrome.exe - \dragon.exe - \brave.e