Password Protected ZIP File Opened

Original Source: [Sigma source]
Title: Password Protected ZIP File Opened
Status: test
Description:Detects the extraction of password protected ZIP archives. See the filename variable for more details on which file has been opened.
References:
  -https://twitter.com/sbousseaden/status/1523383197513379841
Author: Florian Roth (Nextron Systems)
Date: 2022-05-09
modified:None
Tags:
  • -'attack.defense-evasion'
  • -'attack.t1027'
Logsource:
  • product: windows
  • service: security
Detection:
  selection:
    EventID: '5379'
    TargetName|contains: 'Microsoft_Windows_Shell_ZipFolder:filename'
  filter:
    TargetName|contains: '\Temporary Internet Files\Content.Outlook'
  condition:selection and not filter
Falsepositives:
  -Legitimate used of encrypted ZIP files
Level: medium