Detection rules › Sigma

Malicious Driver Load By Name

Status
test
Severity
medium
Log source
category driver_load, product windows
Author
Nasreddine Bencherchali (Nextron Systems)
Source
github.com/SigmaHQ/sigma

Detects loading of known malicious drivers via the file name of the drivers.

Known false positives

  • 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)

MITRE ATT&CK coverage

Telemetry coverage

ProviderRecord / event type
SysmonEvent ID 6: Driver loaded

Rule body

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

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

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'

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
ImageLoadedends_with
  • \1fc7aeeff3ab19004d2e53eae8160ab1.sys
  • \2.sys
  • \4.sys
  • \4118b86e490aed091b1a219dba45f332.sys
  • \4748696211bd56c2d93c21cab91e82a5.sys
  • \5a4fe297c7d42539303137b6d75b150d.sys
  • \6771b13a53b9c7449d4891e427735ea2.sys
  • \7.sys
  • \834761775.sys
  • \a236e7d654cd932b7d11cb604629a2d0.sys
  • \a26363e7b02b13f2b8d697abb90cd5c3.sys
  • \a9df5964635ef8bd567ae487c3d214c4.sys
  • \air_system10.sys
  • \be6318413160e589080df02bb3ca6e6a.sys
  • \blacklotus_driver.sys
  • \c94f405c5929cfcccc8ad00b42c95083.sys
  • \daxin_blank.sys
  • \daxin_blank1.sys
  • \daxin_blank2.sys
  • \daxin_blank3.sys
  • \daxin_blank4.sys
  • \daxin_blank5.sys
  • \daxin_blank6.sys
  • \dkrtk.sys
  • \e29f6311ae87542b3d693c1f38e4e3ad.sys
  • \e939448b28a4edc81f1f974cebf6e7d2.sys
  • \ef0e1725aaf0c6c972593f860531a2ea.sys
  • \fgme.sys
  • \fur.sys
  • \gftkyj64.sys
  • \gmer64.sys
  • \kapchelper_x64.sys
  • \kt2.sys
  • \ktes.sys
  • \ktgn.sys
  • \ktmutil7odm.sys
  • \lctka.sys
  • \malicious.sys
  • \mimidrv.sys
  • \mimikatz.sys
  • +28 more values (see full rule source)
field:"ImageLoaded" kind:ends_with