sigmahighHunting

Wannacry Killswitch Domain

Detects wannacry killswitch domain dns queries

MITRE ATT&CK

command-and-control

Detection Query

selection:
  query:
    - ifferfsodp9ifjaposdfjhgosurijfaewrwergwea.testing
    - ifferfsodp9ifjaposdfjhgosurijfaewrwergwea.test
    - ifferfsodp9ifjaposdfjhgosurijfaewrwergwea.com
    - ayylmaotjhsstasdfasdfasdfasdfasdfasdfasdf.com
    - iuqssfsodp9ifjaposdfjhgosurijfaewrwergwea.com
condition: selection

Author

Mike Wade

Created

2020-09-16

Data Sources

dns

References

https://www.mandiant.com/resources/blog/wannacry-ransomware-campaign

Tags

attack.command-and-controlattack.t1071.001

Raw Content

title: Wannacry Killswitch Domain
id: 3eaf6218-3bed-4d8a-8707-274096f12a18
status: test
description: Detects wannacry killswitch domain dns queries
references:
    - https://www.mandiant.com/resources/blog/wannacry-ransomware-campaign
author: Mike Wade
date: 2020-09-16
modified: 2022-03-24
tags:
    - attack.command-and-control
    - attack.t1071.001
logsource:
    category: dns
detection:
    selection:
        query:
            - 'ifferfsodp9ifjaposdfjhgosurijfaewrwergwea.testing'
            - 'ifferfsodp9ifjaposdfjhgosurijfaewrwergwea.test'
            - 'ifferfsodp9ifjaposdfjhgosurijfaewrwergwea.com'
            - 'ayylmaotjhsstasdfasdfasdfasdfasdfasdfasdf.com'
            - 'iuqssfsodp9ifjaposdfjhgosurijfaewrwergwea.com'
    condition: selection
falsepositives:
    - Analyst testing
level: high