Query: detect Detects loading of known malicious drivers via the file name of the drivers. in logs
Matching passage: Sigma rule: Detects loading of known malicious drivers via the file name of the drivers.. Logsource: windows / driver_load. Rule: title: Malicious Driver Load By Name id: 39b64854-5497-4b57-a448-40977b8c9679 status: test description: Detects loading of known malicious drivers via the file name of the drivers. references: - https://loldrivers.io/ author: Nasreddine Bencherchali (Nextron Systems) date: 2022-10-03 modified: 2023-12-02 tags: - attack.persistence - attack.privilege-escalation - attack.t1543.003 - attack.t1068 logsource: product: windows category: driver_load detection: selection: ImageLoaded|endswith: - \wfshbr64.sys - \ktmutil7odm.sys - \ktes.sys - \a26363e7b02b13f2b8d697abb90cd5c3.sys - \kt2.sys - \4748696211bd56c2d93c21cab91e82a5.sys - \malicious.sys - \a236e7d654cd932b7d11cb604629a2d0.sys - \spwizimgvt.sys - \c94f405c5929cfcccc8ad00b42c95083.sys - \fur.sys - \wantd.sys - \windbg.sys - \4118b86e490aed091b1a219dba45f332.sys - \gmer64.sys - \1fc7aeeff3ab19004d2e53eae8160ab1.sys - \poortry2.sys - \wintapix.sys - \daxin_blank6.sys - \6771b13a53b9c7449d4891e427735ea2.sys - \blacklotus_driver.sys - \air_system10.sys - \dkrtk.sys - \7.sys - \sense5ext.sys - \ktgn.sys - \ndislan.sys - \nlslexicons0024uvn.sys - \be6318413160e589080df02bb3ca6e6a.sys - \4.sys - \wantd_2.sys - \e29f6311ae87542b3d693c1f38e4e3ad.sys - \daxin_blank3.sys - \gftkyj64.sys - \daxin_blank2.sys - \wantd_4.sys - \reddriver.sys - \834761775.sys - \mlgbbiicaihflrnh.sys - \mjj0ge.sys - \daxin_blank.sys - \daxin_blank5.sys - \poortry1.sys - \msqpq.sys - \mimidrv.sys - \e939448b28a4edc81f1f974cebf6e7d2.sys - \prokiller64.sys - \nodedriver.sys - \wantd_3.sys - \lctka.sys - \kapchelper_x64.sys - \daxin_blank4.sys - \a9df5964635ef8bd567ae487c3d214c4.sys - \wantd_6.sys - \ntbios.sys - \wantd_5.sys - \pciecubed.sys - \mimikatz.sys - \nqrmq.sys - \2.sys - \poortry.sys - \ntbios_2.sys - \fgme.sys - \telephonuafy.sys - \typelibde.sys - \daxin_blank1.sys - \ef0e1725aaf0c6c972593f860531a2ea.sys - \5a4fe297c7d42539303137b6d75b150d.sys condition: selection falsepositives: - False positives may occur if one of the vulnerable driver names mentioned above didn't change its name between versions. So always make sure that the driver being loaded is the legitimate one and the non vulnerable version. - If you experience a lot of FP you could comment the driver name or its exact known legitimate location (when possible) level: medium
Near-miss passage: Sigma rule: Detects the execution of certutil with certain flags that allow the utility to download files.. Logsource: windows / process_creation. Rule: title: Suspicious Download Via Certutil.EXE id: 19b08b1c-861d-4e75-a1ef-ea0c1baf202b related: - id: 13e6fe51-d478-4c7e-b0f2-6da9b400a829 type: similar status: test description: Detects the execution of certutil with certain flags that allow the utility to download files. references: - https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/certutil - https://forensicitguy.github.io/agenttesla-vba-certutil-download/ - https://news.sophos.com/en-us/2021/04/13/compromised-exchange-server-hosting-cryptojacker-targeting-other-exchange-servers/ - https://twitter.com/egre55/status/1087685529016193025 - https://lolbas-project.github.io/lolbas/Binaries/Certutil/ - https://www.hexacorn.com/blog/2020/08/23/certutil-one-more-gui-lolbin author: Florian Roth (Nextron Systems), Jonhnathan Ribeiro, oscd.community, Nasreddine Bencherchali (Nextron Systems) date: 2023-02-15 modified: 2025-12-01 tags: - attack.stealth - attack.t1027 - attack.command-and-control - attack.t1105 logsource: category: process_creation product: windows detection: selection_img: - Image|endswith: \certutil.exe - OriginalFileName: CertUtil.exe selection_flags: CommandLine|contains: - 'urlcache ' - 'verifyctl ' - 'URL ' selection_http: CommandLine|contains: http condition: all of selection_* falsepositives: - Unknown level: medium regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_certutil_download/info.yml