PhishingEmailUrlRedirector (1)


Description

The query helps detect emails associated with the open redirector URL campaign using Defender for Office 365 data.

Query · kql

EmailUrlInfo
//This regex identifies emails containing the "T-Dot" redirector pattern in the URL
| where Url matches regex @"s?\:\/\/(?:www\.)?t\.(?:[\w\-\.]+\/+)+(?:r|redirect)\/?\?" 
    //This regex narrows in on emails that contain the known malicious domain pattern in the URL from the most recent campaigns
    and Url matches regex @"[a-zA-Z]\-[a-zA-Z]{2}\.(xyz|club|shop)"
Raw source PhishingEmailUrlRedirector (1) · KQL
Esc
Published by Azure/Azure-Sentinel ↗, licensed under MIT ↗. Reproduced here unmodified.
id: 08aff8c6-b983-43a3-be95-68a10c3d35e6
name: PhishingEmailUrlRedirector (1)
description: |
  The query helps detect emails associated with the open redirector URL campaign using Defender for Office 365 data.
description-detailed: |
  The query helps detect emails associated with the open redirector URL campaign using Defender for Office 365 data. The campaign's URLs begin with the distinct pattern, hxxps://t[.]domain[.]tld/r/?. Attackers use URL redirection to manipulate users into visiting a malicious website or to evade detection.
  This query was originally published on Twitter, by @MsftSecIntel.
  Reference - https://twitter.com/MsftSecIntel 
requiredDataConnectors:
- connectorId: MicrosoftThreatProtection
  dataTypes:
  - EmailUrlInfo
tactics:
  - InitialAccess
relevantTechniques:
  - T1566
query: |
  EmailUrlInfo
  //This regex identifies emails containing the "T-Dot" redirector pattern in the URL
  | where Url matches regex @"s?\:\/\/(?:www\.)?t\.(?:[\w\-\.]+\/+)+(?:r|redirect)\/?\?" 
      //This regex narrows in on emails that contain the known malicious domain pattern in the URL from the most recent campaigns
      and Url matches regex @"[a-zA-Z]\-[a-zA-Z]{2}\.(xyz|club|shop)"
version: 1.0.0

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