Mimikatz Use
This method detects mimikatz keywords in different Eventlogs (some of them only appear in older Mimikatz version that are however still used by different threat groups)
Detection logic
keywords
- dpapi::masterkey
- eo.oe.kiwi
- event::clear
- event::drop
- gentilkiwi.com
- kerberos::golden
- kerberos::ptc
- kerberos::ptt
- kerberos::tgt
- Kiwi Legit Printer
- "lsadump::"
- mimidrv.sys
- \mimilib.dll
- misc::printnightmare
- misc::shadowcopies
- misc::skeleton
- privilege::backup
- privilege::debug
- privilege::driver
- "sekurlsa::"filter
EventID: 15Condition
keywords and not filterRaw YAML
title: Mimikatz Use
id: 06d71506-7beb-4f22-8888-e2e5e2ca7fd8
status: test
description: This method detects mimikatz keywords in different Eventlogs (some of them only appear in older Mimikatz version that are however still used by different threat groups)
references:
- https://tools.thehacker.recipes/mimikatz/modules
author: Florian Roth (Nextron Systems), David ANDRE (additional keywords)
date: 2017-01-10
modified: 2022-01-05
tags:
- attack.s0002
- attack.lateral-movement
- attack.credential-access
- car.2013-07-001
- car.2019-04-004
- attack.t1003.002
- attack.t1003.004
- attack.t1003.001
- attack.t1003.006
logsource:
product: windows
detection:
keywords:
- 'dpapi::masterkey'
- 'eo.oe.kiwi'
- 'event::clear'
- 'event::drop'
- 'gentilkiwi.com'
- 'kerberos::golden'
- 'kerberos::ptc'
- 'kerberos::ptt'
- 'kerberos::tgt'
- 'Kiwi Legit Printer'
- 'lsadump::'
- 'mimidrv.sys'
- '\mimilib.dll'
- 'misc::printnightmare'
- 'misc::shadowcopies'
- 'misc::skeleton'
- 'privilege::backup'
- 'privilege::debug'
- 'privilege::driver'
- 'sekurlsa::'
filter:
EventID: 15 # Sysmon's FileStream Events (could cause false positives when Sigma rules get copied on/to a system)
condition: keywords and not filter
falsepositives:
- Naughty administrators
- AV Signature updates
- Files with Mimikatz in their filename
level: highFalse positives
- Naughty administrators
- AV Signature updates
- Files with Mimikatz in their filename