sigmamediumHunting

Suspicious ZipExec Execution

ZipExec is a Proof-of-Concept (POC) tool to wrap binary-based tools into a password-protected zip file.

MITRE ATT&CK

executiondefense-evasion

Detection Query

run:
  CommandLine|contains|all:
    - /generic:Microsoft_Windows_Shell_ZipFolder:filename=
    - .zip
    - "/pass:"
    - "/user:"
delete:
  CommandLine|contains|all:
    - /delete
    - Microsoft_Windows_Shell_ZipFolder:filename=
    - .zip
condition: run or delete

Author

frack113

Created

2021-11-07

Data Sources

windowsProcess Creation Events

Platforms

windows

References

Tags

attack.executionattack.defense-evasionattack.t1218attack.t1202

Raw Content

title: Suspicious ZipExec Execution
id: 90dcf730-1b71-4ae7-9ffc-6fcf62bd0132
status: test
description: ZipExec is a Proof-of-Concept (POC) tool to wrap binary-based tools into a password-protected zip file.
references:
    - https://twitter.com/SBousseaden/status/1451237393017839616
    - https://github.com/Tylous/ZipExec
author: frack113
date: 2021-11-07
modified: 2022-12-25
tags:
    - attack.execution
    - attack.defense-evasion
    - attack.t1218
    - attack.t1202
logsource:
    category: process_creation
    product: windows
detection:
    run:
        CommandLine|contains|all:
            - '/generic:Microsoft_Windows_Shell_ZipFolder:filename='
            - '.zip'
            - '/pass:'
            - '/user:'
    delete:
        CommandLine|contains|all:
            - '/delete'
            - 'Microsoft_Windows_Shell_ZipFolder:filename='
            - '.zip'
    condition: run or delete
falsepositives:
    - Unknown
level: medium