sublimehighRule

Attachment: PDF Object Hash associated with a fake invoice and a W-9

Matching PDF Object Hash associated with a fake invoice followed by a W-9.

MITRE ATT&CK

defense-evasion

Detection Query

type.inbound
and any(filter(attachments, .file_type == "pdf"),
        any(file.explode(.),
            .scan.pdf_obj_hash.object_hash == "cc08b7eae4b6f5f4e897dd0998b90e21"
        )
)

Data Sources

Email MessagesEmail HeadersEmail Attachments

Platforms

Raw Content

name: "Attachment: PDF Object Hash associated with a fake invoice and a W-9"
description: "Matching PDF Object Hash associated with a fake invoice followed by a W-9."
type: "rule"
severity: "high"
source: |
  type.inbound
  and any(filter(attachments, .file_type == "pdf"),
          any(file.explode(.),
              .scan.pdf_obj_hash.object_hash == "cc08b7eae4b6f5f4e897dd0998b90e21"
          )
  )
attack_types:
  - "BEC/Fraud"
tactics_and_techniques:
  - "PDF"
  - "Evasion"
detection_methods:
  - "File analysis"
  - "Threat Intelligence"
id: "44e6f204-1792-532d-9db5-983e25a8cda0"