title: Compress Data and Lock With Password for Exfiltration With WINZIP
author: frack113
date: 2021/07/27
description: An adversary may compress or encrypt data that is collected prior to
  exfiltration using 3rd party utilities
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_2:
    CommandLine:
    - '*winzip.exe*'
    - '*winzip64.exe*'
  SELECTION_3:
    CommandLine:
    - '*-s"*'
  SELECTION_4:
    CommandLine:
    - '* -min *'
    - '* -a *'
  condition: (SELECTION_1 and SELECTION_2 and SELECTION_3 and SELECTION_4)
falsepositives:
- Unknown
id: e2e80da2-8c66-4e00-ae3c-2eebd29f6b6d
level: medium
logsource:
  category: process_creation
  product: windows
references:
- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1560.001/T1560.001.md
status: experimental
tags:
- attack.collection
- attack.t1560.001
ruletype: SIGMA