sublimemediumRule

Attachment: Meetergo booking link

Detects inbound messages containing an attachment that embeds a link to a Meetergo scheduling page.

MITRE ATT&CK

T1566.002 T1534 T1656 T1566 T1566.001 T1598 T1036 T1027

initial-accessdefense-evasion

Detection Query

type.inbound

// booking link within attachment
and any(attachments,
        any(file.explode(.),
            any(.scan.url.urls,
                strings.starts_with(.url, "https://cal.meetergo.com/d")
            )
        )
)

Data Sources

Email MessagesEmail HeadersEmail Attachments

Platforms

Raw Content

name: "Attachment: Meetergo booking link"
description: "Detects inbound messages containing an attachment that embeds a link to a Meetergo scheduling page."
type: "rule"
severity: "medium"
source: |
  type.inbound
  
  // booking link within attachment
  and any(attachments,
          any(file.explode(.),
              any(.scan.url.urls,
                  strings.starts_with(.url, "https://cal.meetergo.com/d")
              )
          )
  )

attack_types:
  - "BEC/Fraud"
  - "Credential Phishing"
tactics_and_techniques:
  - "Social engineering"
  - "Evasion"
detection_methods:
  - "File analysis"
  - "URL analysis"
id: "eac13f5c-2055-5cd4-8eec-4f6db696baa3"